CN114387141A - A multi-target visual emergency search and rescue system and method - Google Patents

Abstract

The invention discloses a multi-target visual emergency search and rescue system and method, the system comprises a position data reading interface, an environment data reading interface, a data visualization module and a search and rescue aid decision-making module, the position data reading interface comprises a distress target position and motion track data reading sub-interface and a search and rescue force position and motion track data reading sub-interface, the environment data reading interface is integrated with a geospatial environment data reading sub-interface and a meteorological hydrological environment data reading sub-interface, the data visualization module comprises a search and rescue system operation interface and is integrated with a position data visualization sub-module, a track data visualization sub-module, a geospatial environment data visualization sub-module and a meteorological hydrological environment data visualization sub-module, the search and rescue aid decision-making module integrates the position information and the motion track information of a distress target, the geospatial environment information and the meteorological hydrological environment information in a search and rescue area, And (4) position information and motion track information of search and rescue force, and planning a rescue scheme.

Description

A multi-target visual emergency search and rescue system and method

technical field

The invention belongs to the technical field of emergency rescue systems, in particular to a multi-target visual emergency search and rescue system and method.

Background technique

With the wide application of means of transportation such as aircraft, ships and automobiles, various types of traffic accidents have also increased significantly. At present, various types of vehicles are equipped with rescue equipment, and hand-held life-saving radios and positioning watches suitable for personal carrying are also gradually applied to the search and positioning of accidents. Improving search and positioning capabilities is an important means to ensure the safety of people's lives and property and enhance the country's soft power. Only by shortening the rescue time as much as possible can it be possible to safely rescue the wrecked people from the accident environment. more severe. Therefore, the construction of search and positioning capabilities should be carried out with the goal of "how to shorten the search and rescue time as much as possible".

Some existing search and positioning systems mainly have the following problems and shortcomings:

(1) The adaptability to complex geographical environment is not strong. Existing search and positioning systems are either search and positioning systems for terrestrial environments, or search and positioning systems for marine environments, and search and positioning systems suitable for integrated sea, land and air environments are rare.

(2) The scope of application to search and rescue targets is not wide. Some search and positioning systems mainly carry out search and rescue for aircraft, some search and positioning systems mainly carry out search and rescue for ships, and some search and positioning systems mainly carry out search and rescue for handheld devices, and are also suitable for aircraft signals, ship signals, handheld life-saving radios and positioning watches. Search and location systems such as handheld devices are also rare.

(3) Positioning and trajectory signals are not closely integrated with geospatial and meteorological and hydrological environment information. There is a lack of a multi-target visual emergency search and rescue system that comprehensively analyzes the state of the target in distress and the geographic information system.

SUMMARY OF THE INVENTION

In view of the technical problems existing in the above-mentioned prior art, the present invention provides a multi-target visual emergency search and rescue system and method.

The multi-target visual emergency search and rescue system of the present invention includes a position data reading interface, an environmental data reading interface, a data visualization module, and a search and rescue auxiliary decision-making module, wherein:

The position data reading interface includes a sub-interface for reading the position and motion trajectory data of the distress target and a sub-interface for reading the position and motion trajectory data of the search and rescue force. The sub-interface for reading the position and motion trajectory data of the distress target has a built-in memory for In order to store the real-time position information data and motion track data of the target in distress, the search and rescue force position and motion track data reading sub-interface has a built-in memory, which is used to store the real-time position of the search and rescue force sent by the search and rescue personnel through the hand-held life-saving radio or the positioning watch. Information data and motion trajectory data;

The environment data reading interface integrates a geospatial environment data reading sub-interface and a meteorological and hydrological environment data reading sub-interface, and the geospatial environment data reading sub-interface is used to store and send geospatial environment data in the search and rescue area, The meteorological and hydrological environment data reading sub-interface is used for storing and sending meteorological and hydrological environmental data in the search and rescue area;

The data visualization module includes a search and rescue system operation interface, and integrates a position data visualization sub-module, a trajectory data visualization sub-module, a geospatial environment data visualization sub-module, and a meteorological and hydrological environment data visualization sub-module;

The position data visualization sub-module calls and reads the real-time position information data of the distressed target from the read sub-interface of the position of the target in distress and the motion trajectory data, and calls to read the search and rescue from the read sub-interface of the position and motion trajectory data of the search and rescue force. The real-time position information data of the power, and the real-time position information data of the target in distress and the real-time position information data of the search and rescue force are processed, and the tile cache is used to visually display it on the operation interface of the search and rescue system in the form of a map;

The trajectory data visualization sub-module calls and reads the movement trajectory data of the distressed target from the distress target position and movement trajectory data reading sub-interface, and calls and reads the search and rescue force from the search and rescue force position and movement trajectory data reading sub-interface. Motion trajectory data, and process the distress target motion trajectory data and the search and rescue force motion trajectory data, and use the tile cache to visually display on the search and rescue system operation interface in the form of a map;

The geospatial environment data visualization sub-module calls and reads the geospatial environment data in the search and rescue area from the geospatial environment data reading sub-interface, processes the geospatial environment data, and visualizes the geospatial environment data in the form of a map using the tile cache displayed on the operation interface of the search and rescue system;

The meteorological and hydrological environment data visualization sub-module calls and reads the meteorological and hydrological environmental data in the search and rescue area from the meteorological and hydrological environmental data reading sub-interface, processes the meteorological and hydrological environmental data, and uses the tile cache to visualize it in the form of a map displayed on the operation interface of the search and rescue system;

According to the map displayed on the operation interface of the search and rescue system, the search and rescue auxiliary decision-making module integrates the position information of the target in distress, the movement track information of the target in distress, the geospatial environment information and meteorological and hydrological environment information in the search and rescue area, and the position information of the search and rescue force. and motion trajectory information, and plan rescue plans through spatial analysis based on geographic information systems.

Further, in the above-mentioned multi-target visual emergency search and rescue system:

The said sub-interface for reading the position of the target in distress and the data of the motion track is integrated with a sub-interface for reading the position and motion track data of the aircraft in distress, the sub-interface for reading the position and motion track data of the ship in distress, and the sub-interface for reading the position and motion track data of the vehicle in distress. , Sub-interface for reading the position and motion trajectory data of persons in distress;

The built-in memory of the sub-interface for reading the position of the target in distress and the movement trajectory data includes: the built-in memory of the sub-interface for reading the position and movement trajectory data of the aircraft in distress, which is used to store the real-time position information data of the aircraft in distress and the real-time position information data in the distress signal sent by the aircraft in distress. Movement track data; built-in memory of the sub-interface for reading the position and movement track data of the ship in distress, which is used to store the real-time position information data and movement track data of the ship in distress in the distress signal sent by the ship in distress; the reading sub-interface of the position and movement track data of the vehicle in distress The built-in memory of the interface is used to store the real-time location information data and motion trajectory data of the vehicle in distress in the distress signal sent by the vehicle in distress; the sub-interface built-in memory for reading the position and motion trajectory data of the person in distress is used to store the person in distress through the handheld life-saving radio or the built-in memory. Locating the real-time location information data and motion trajectory data of persons in distress sent by the watch.

Further, in the above-mentioned multi-target visual emergency search and rescue system:

The position data visualization sub-module calls and reads the real-time position information data of the distress target from the read sub-interface of the distress target position and motion trajectory data. The reading sub-interface, the sub-interface for reading the position and motion trajectory data of the ship in distress, the sub-interface for reading the position and motion trajectory data of the vehicle in distress, and the sub-interface for reading the position and motion trajectory data of the person in distress call the read in distress Real-time position information data of aircraft, real-time position information data of ships in distress, real-time position information data of vehicles in distress, real-time position information data of persons in distress;

The trajectory data visualization sub-module calls and reads the distress target motion trajectory data from the distress target position and motion trajectory data reading sub-interface, including: the trajectory data visualization sub-module reads from the distress aircraft position and motion trajectory data respectively The sub-interface for fetching, the sub-interface for reading the position and movement trajectory data of the ship in distress, the sub-interface for reading the position and movement trajectory data of the vehicle in distress, and the sub-interface for reading the position and movement trajectory data of the person in distress call and read the aircraft in distress Movement trajectory data, ship movement trajectory data in distress, vehicle movement trajectory data in distress, and personnel movement trajectory data in distress.

Further, in the above-mentioned multi-target visual emergency search and rescue system:

Processing the real-time position information data of the target in distress and the real-time position information data of the search and rescue force, including performing time conversion, projection conversion, and outlier elimination on the real-time position information data of the target in distress and the real-time position information data of the search and rescue force ;

Processing the movement trajectory data of the target in distress and the movement trajectory data of the search and rescue force, including performing unified space-time reference processing on the movement trajectory data of the target in distress and the movement trajectory data of the search and rescue force;

The processing of the geospatial environment data and the processing of the meteorological and hydrological environment data includes vectorizing and rasterizing the geospatial environment data and the meteorological and hydrological environment data.

Further, in the above-mentioned multi-target visual emergency search and rescue system, the map displayed on the operation interface of the search and rescue system is configured as a two-dimensional map or a three-dimensional map, and is configured with a pop-up window content customization sub-interface, historical data dynamic retrospective sub-interface, Linked data query sub-interface.

Further, in the above-mentioned multi-target visual emergency search and rescue system, on the operation interface of the search and rescue system, the geospatial environment data and the meteorological and hydrological environment data are visually displayed on the bottom layer in a map style, and the real-time location information of the distress target is displayed. The data, the real-time location information data of the search and rescue force, the movement track data of the target in distress, and the movement track data of the search and rescue force are visually superimposed on the upper layer of the geospatial environment data and the meteorological and hydrological environment data.

Further, in the above-mentioned multi-target visual emergency search and rescue system, the planned rescue plan includes: real-time calculation of the straight-line distance between the search and rescue force and the target in distress, real-time calculation of the rescue route between the search and rescue force and the target in distress, and real-time motion trajectory and calculation of the target in distress. Departure warning between rescue routes obtained.

Further, in the above-mentioned multi-target visual emergency search and rescue system, the spatial analysis includes visual field analysis, visibility analysis, profile analysis, slope aspect analysis, gas diffusion simulation analysis, inundation analysis, point buffer analysis, and line buffer analysis. Area analysis, area buffer analysis.

The multi-target visual emergency search and rescue method of the present invention implemented by using the above-mentioned multi-target visual emergency search and rescue system includes:

The position data visualization sub-module calls and reads the real-time position information data of the distressed aircraft in the distress signal sent by the distressed aircraft from the sub-interface of reading the position and motion trajectory data of the aircraft in distress, and calls and reads the sub-interface of reading the position and motion trajectory data of the ship in distress. The real-time position information data of the ship in distress in the distress signal sent by the ship in distress, the real-time position information data of the vehicle in distress in the distress signal sent by the vehicle in distress is called from the reading sub-interface of the position and motion trajectory data of the vehicle in distress, and the position and the position of the person in distress are read from the distressed vehicle. The motion trajectory data reading sub-interface calls to read the real-time position information data of the persons in distress sent by the hand-held rescue radio or the positioning watch, and calls the sub-interface to read the real-time position information of the search and rescue force from the position and motion trajectory data of the search and rescue force data, and process the real-time location information data of aircraft in distress, the real-time location information data of ships in distress, the real-time location information data of vehicles in distress, the real-time location information data of personnel in distress, and the real-time location information data of search and rescue forces, and use tile cache to visualize it in the form of a map. Displayed on the operation interface of the search and rescue system;

The trajectory data visualization sub-module calls from the sub-interface to read the position and movement trajectory data of the aircraft in distress to read the movement trajectory data of the aircraft in distress in the distress signal sent by the aircraft in distress, and from the sub-interface to read the position and trajectory data of the ship in distress to read the data of the aircraft in distress The movement track data of the ship in distress in the distress signal sent by the ship, the movement track data of the ship in distress in the distress signal sent by the vehicle in distress, and the position and movement track data of the person in distress. The read sub-interface calls to read the movement trajectory data of the person in distress sent by the hand-held rescue radio or the positioning watch, and the sub-interface calls to read the movement trajectory data of the search and rescue force from the position and movement trajectory data of the search and rescue force, and will be in distress. The aircraft movement trajectory data, the ship movement trajectory data in distress, the vehicle movement trajectory data in distress, the personnel movement trajectory data, and the search and rescue force movement trajectory data are processed, and the tile cache is used to visualize the display on the operation interface of the search and rescue system in the form of a map;

The geospatial environment data visualization sub-module calls and reads the geospatial environment data in the search and rescue area from the geospatial environment data reading sub-interface, processes the geospatial environment data, and uses the tile cache to visualize and display it on the search and rescue system operation interface in the form of a map. superior;

The meteorological and hydrological environment data visualization sub-module calls from the meteorological and hydrological environmental data reading sub-interface to read the meteorological and hydrological environmental data in the search and rescue area, processes the meteorological and hydrological environmental data, and uses the tile cache to visually display it in the form of a map on the search and rescue system operation interface superior;

According to the map displayed on the operation interface of the search and rescue system, the search and rescue auxiliary decision-making module integrates the position information of the target in distress, the movement track information of the target in distress, the geospatial environment information and meteorological and hydrological environment information in the search and rescue area, and the position information and movement track information of the search and rescue force. , planning rescue plans through spatial analysis based on geographic information systems.

Further, in the above-mentioned multi-target visual emergency search and rescue method:

The processing of real-time position information data includes time conversion, projection conversion, and outlier elimination of real-time position information data, the processing of motion trajectory data includes unified spatiotemporal reference processing of motion trajectory data, and the processing of geospatial environment data and meteorological and hydrological environment data. Data processing includes vectorization and rasterization of geospatial environmental data and meteorological and hydrological environmental data;

On the operation interface of the search and rescue system, geospatial environment data and meteorological and hydrological environment data are visually displayed on the bottom layer in a map style. Real-time position information data and motion trajectory data, real-time position information data and motion trajectory data of persons in distress, real-time position information data and motion trajectory data of search and rescue forces are visualized and superimposed on the upper layer of geospatial environmental data and meteorological and hydrological environmental data;

Spatial analysis includes visibility analysis, line of sight analysis, profile analysis, slope and aspect analysis, gas diffusion simulation analysis, submersion analysis, point buffer analysis, line buffer analysis, and surface buffer analysis; planning and rescue plans include search and rescue forces and Real-time calculation of the straight-line distance of the target in distress, real-time calculation of the rescue route of the search and rescue force and the target in distress, and early warning of the deviation between the real-time movement trajectory of the target in distress and the calculated rescue route.

The multi-target visual emergency search and rescue system and method of the present invention are suitable for complex environment application scenarios, not only for the acquisition, processing, analysis and visualization of search and rescue targets, search and rescue forces and geographic environment information in the land environment, but also for the marine environment. The acquisition, processing, analysis and visualization of search and rescue targets, search and rescue forces and marine environment information is also applicable to the acquisition, processing, analysis and visualization of search and rescue targets, search and rescue forces and air environment information in the air environment, which can more effectively grasp the search and rescue targets status and surroundings.

The multi-target visual emergency search and rescue system and method of the present invention is suitable for multi-target search and rescue, and can realize not only the acquisition, processing, analysis and visualization of aircraft accident signals, but also the acquisition, processing, analysis and visualization of ship accident signals, and It can acquire, process, analyze and visualize signals of personnel holding life-saving radios and positioning wristwatches, and realize unified organization, processing, analysis and visualization of multi-source search and rescue target data.

The multi-target visual emergency search and rescue system and method of the present invention can realize intelligent and accurate search and rescue auxiliary decision-making, formulate a more complete search and rescue plan based on a multi-target search and rescue algorithm integrating complex environments, dispatch more accurate search and rescue equipment and forces, and form an intelligent, The refined search and rescue auxiliary decision-making makes the search and rescue more targeted, and improves the rescue efficiency and support capability.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that are used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts. In the attached image:

FIG. 1 is a block diagram of the structure of the multi-target visual emergency search and rescue system of the present invention.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the corresponding drawings. Obviously, the described embodiments are only some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Referring to FIG. 1 , the multi-target visual emergency search and rescue system of the present invention includes: a position data reading interface, an environmental data reading interface, a data visualization module, and a search and rescue auxiliary decision-making module.

The position data reading interface includes a sub-interface for reading the position and motion trajectory data of a distressed target, and a sub-interface for reading the position and motion trajectory data of the search and rescue force. The sub-interface for reading the position and motion trajectory data of the target in distress has a built-in memory, which is used to store the real-time position information data and motion trajectory data of the target in distress. The search and rescue force position and motion track data reading sub-interface has a built-in memory, which is used to store the search and rescue force real-time position information data and motion track data sent by the search and rescue personnel through the hand-held lifesaving radio or the positioning watch.

The sub-interface for reading the position and trajectory data of the target in distress integrates the sub-interface for reading the position and trajectory data of the aircraft in distress, the sub-interface for reading the position and trajectory data of the ship in distress, the sub-interface for reading the position and trajectory data of the vehicle in distress, and the sub-interface for reading the position and trajectory data of the distressed vehicle. Personnel position and movement trajectory data reading sub-interface, and the built-in memory of the distress target position and movement trajectory data reading sub-interface includes: the position and movement trajectory data reading sub-interface of the aircraft in distress The built-in memory is used to store the distress sent by the aircraft in distress. The real-time position information data and motion track data of the aircraft in distress in the signal; the built-in memory of the sub-interface for reading the position and motion track data of the ship in distress is used to store the real-time position information data and motion track data of the ship in distress in the distress signal sent by the ship in distress; The built-in memory of the sub-interface for reading the position and movement trajectory data of the vehicle in distress is used to store the real-time position information data and movement trajectory data of the vehicle in distress in the distress signal sent by the vehicle in distress; the built-in memory of the sub-interface for reading the position and movement trajectory data of the person in distress, It is used to store the real-time location information data and movement track data of the people in distress sent by the hand-held life-saving radio or the positioning watch.

The environmental data reading interface integrates the geospatial environmental data reading sub-interface and the meteorological and hydrological environmental data reading sub-interface. The geospatial environmental data reading sub-interface is used to store and send the geospatial environmental data, meteorological and hydrological environmental data in the search and rescue area. The read sub-interface is used to store and send the meteorological and hydrological environment data in the search and rescue area.

The data visualization module includes a search and rescue system operation interface, and integrates a position data visualization sub-module, a trajectory data visualization sub-module, a geospatial environment data visualization sub-module, and a meteorological and hydrological environment data visualization sub-module.

The position data visualization sub-module calls and reads the real-time position information data of the distress target from the read sub-interface of the position and motion trajectory data of the distress target, and reads the real-time position information data of the search and rescue force from the read sub-interface of the position and motion trajectory data of the search and rescue force. The real-time location information data of the target in distress and the real-time location information data of the search and rescue force are processed, and the tile cache is used to visually display it on the operation interface of the search and rescue system in the form of a map.

More specifically, the position data visualization sub-module calls and reads the real-time position information data of the distressed target from the sub-interface for reading the position of the distressed target and the motion trajectory data, including: the position data visualization sub-module reads the sub-interface from the position of the aircraft in distress and the motion trajectory data respectively. , Sub-interface for reading the position and trajectory data of the ship in distress, sub-interface for reading the position and trajectory data of the vehicle in distress, and sub-interface for reading the position and trajectory data of the person in distress. Information data, real-time location information data of vehicles in distress, real-time location information data of persons in distress.

The trajectory data visualization sub-module calls and reads the movement trajectory data of the distress target from the sub-interface of reading the position of the target in distress and the movement trajectory data, and calls the reading sub-interface of the position and movement trajectory data of the search and rescue force to read the movement trajectory data of the search and rescue force. The movement trajectory data of the target in distress and the movement trajectory data of the search and rescue force are processed, and the tile cache is used to visually display it on the operation interface of the search and rescue system in the form of a map.

More specifically, the trajectory data visualization sub-module calls and reads the distress target motion trajectory data from the distress target position and the motion trajectory data reading sub-interface. The sub-interface for reading the position and trajectory data of the ship in distress, the sub-interface for reading the position and trajectory data of the vehicle in distress, and the sub-interface for reading the position and trajectory data of the person in distress are called to read the trajectory data of the aircraft in distress, the trajectory data of the ship in distress, Trajectory data of vehicles in distress and trajectory data of persons in distress.

The geospatial environment data visualization sub-module calls and reads the geospatial environment data in the search and rescue area from the geospatial environment data reading sub-interface, processes the above geospatial environment data, and uses the tile cache to visualize and display it in the search and rescue system in the form of a map. on the interface.

The meteorological and hydrological environment data visualization sub-module calls from the meteorological and hydrological environmental data reading sub-interface to read the meteorological and hydrological environmental data in the search and rescue area, processes the above-mentioned meteorological and hydrological environmental data, and uses the tile cache to visualize the display in the form of a map in the search and rescue system. on the interface.

According to the map displayed on the operation interface of the search and rescue system, the search and rescue auxiliary decision-making module integrates the position information of the target in distress, the movement track information of the target in distress, the geospatial environment information and meteorological and hydrological environment information in the search and rescue area, and the position information and movement track information of the search and rescue force. , through spatial analysis based on Geographic Information System (GIS), plan rescue plans, and provide auxiliary decision-making support for scientific, accurate and rapid emergency rescue.

Preferably, the above-mentioned processing of the real-time position information data of the target in distress and the real-time position information data of the search and rescue force includes performing time conversion, projection conversion, and elimination of outliers on the real-time position information data of the target in distress and the real-time position information data of the search and rescue force.

Preferably, the above-mentioned processing of the movement trajectory data of the target in distress and the movement trajectory data of the search and rescue force includes performing unified spatiotemporal reference processing on the movement trajectory data of the target in distress and the movement trajectory data of the search and rescue force.

Preferably, the above-mentioned processing of the geospatial environment data and the processing of the meteorological and hydrological environment data includes vectorizing and rasterizing the geospatial environment data and the meteorological and hydrological environment data.

Preferably, the map displayed on the operation interface of the search and rescue system is configured as a two-dimensional map or a three-dimensional map, and is configured with a pop-up window content customization sub-interface, a historical data dynamic retrospective sub-interface, and a linked data query sub-interface.

Preferably, on the operation interface of the search and rescue system, the geospatial environment data and the meteorological and hydrological environment data are visually displayed in the bottom layer in a map style. Data visualization is superimposed on top of geospatial environmental data and meteorological and hydrological environmental data.

Preferably, the above-mentioned planning and rescue plan includes: real-time calculation of the straight-line distance between the search and rescue force and the target in distress, real-time calculation of the rescue route between the search and rescue force and the target in distress, and early warning of deviation between the real-time movement trajectory of the target in distress and the calculated rescue route.

Preferably, the above-mentioned spatial analysis includes: field of view analysis, visibility analysis, profile analysis, slope aspect analysis, gas diffusion simulation analysis, submersion analysis, point buffer analysis, line buffer analysis, and surface buffer analysis.

The multi-target visual emergency search and rescue method implemented by the multi-target visual emergency search and rescue system of the present invention includes:

The position data visualization sub-module calls and reads the real-time position information data of the distressed aircraft in the distress signal sent by the distressed aircraft from the sub-interface of reading the position and motion trajectory data of the aircraft in distress, and calls and reads the sub-interface of reading the position and motion trajectory data of the ship in distress. The real-time position information data of the ship in distress in the distress signal sent by the ship in distress, the real-time position information data of the vehicle in distress in the distress signal sent by the vehicle in distress is called from the reading sub-interface of the position and motion trajectory data of the vehicle in distress, and the position and the position of the person in distress are read from the distressed vehicle. The motion trajectory data reading sub-interface calls to read the real-time position information data of the persons in distress sent by the hand-held rescue radio or the positioning watch, and calls the sub-interface to read the real-time position information of the search and rescue force from the position and motion trajectory data of the search and rescue force data, and process the real-time location information data of aircraft in distress, the real-time location information data of ships in distress, the real-time location information data of vehicles in distress, the real-time location information data of personnel in distress, and the real-time location information data of search and rescue forces, and use tile cache to visualize it in the form of a map. Displayed on the operation interface of the search and rescue system;

The trajectory data visualization sub-module calls from the sub-interface to read the position and movement trajectory data of the aircraft in distress to read the movement trajectory data of the aircraft in distress in the distress signal sent by the aircraft in distress, and from the sub-interface to read the position and trajectory data of the ship in distress to read the data of the aircraft in distress The movement track data of the ship in distress in the distress signal sent by the ship, the movement track data of the ship in distress in the distress signal sent by the vehicle in distress, and the position and movement track data of the person in distress. The read sub-interface calls to read the movement trajectory data of the person in distress sent by the hand-held rescue radio or the positioning watch, and the sub-interface calls to read the movement trajectory data of the search and rescue force from the position and movement trajectory data of the search and rescue force, and will be in distress. The aircraft movement trajectory data, the ship movement trajectory data in distress, the vehicle movement trajectory data in distress, the personnel movement trajectory data, and the search and rescue force movement trajectory data are processed, and the tile cache is used to visualize the display on the operation interface of the search and rescue system in the form of a map;

The geospatial environment data visualization sub-module calls and reads the geospatial environment data in the search and rescue area from the geospatial environment data reading sub-interface, processes the geospatial environment data, and uses the tile cache to visualize and display it on the search and rescue system operation interface in the form of a map. superior;

The meteorological and hydrological environment data visualization sub-module calls from the meteorological and hydrological environmental data reading sub-interface to read the meteorological and hydrological environmental data in the search and rescue area, processes the meteorological and hydrological environmental data, and uses the tile cache to visually display it in the form of a map on the search and rescue system operation interface superior;

According to the map displayed on the operation interface of the search and rescue system, the search and rescue auxiliary decision-making module integrates the position information of the target in distress, the movement track information of the target in distress, the geospatial environment information and meteorological and hydrological environment information in the search and rescue area, and the position information and movement track information of the search and rescue force. , planning rescue plans through spatial analysis based on geographic information systems.

Preferably, in the above-mentioned multi-target visual emergency search and rescue method:

The processing of real-time position information data includes time conversion, projection conversion, and outlier elimination of real-time position information data, the processing of motion trajectory data includes unified spatiotemporal reference processing of motion trajectory data, and the processing of geospatial environment data and meteorological and hydrological environment data. Data processing includes vectorization and rasterization of geospatial environmental data and meteorological and hydrological environmental data;

On the operation interface of the search and rescue system, geospatial environment data and meteorological and hydrological environment data are visually displayed on the bottom layer in a map style. Real-time position information data and motion trajectory data, real-time position information data and motion trajectory data of persons in distress, real-time position information data and motion trajectory data of search and rescue forces are visualized and superimposed on the upper layer of geospatial environmental data and meteorological and hydrological environmental data;

Spatial analysis includes visibility analysis, line of sight analysis, profile analysis, slope and aspect analysis, gas diffusion simulation analysis, submersion analysis, point buffer analysis, line buffer analysis, and surface buffer analysis; planning and rescue plans include search and rescue forces and Real-time calculation of the straight-line distance of the target in distress, real-time calculation of the rescue route between the search and rescue force and the target in distress, and early warning of the deviation between the real-time trajectory of the target in distress and the calculated rescue route.

To sum up, the present invention proposes a multi-target visual emergency search and rescue system and method based on fully acquiring, processing, analyzing and displaying the state, motion trajectory and surrounding comprehensive environment of the target in distress, and assists the search and rescue personnel to carry out scientific, accurate and rapid search and rescue. Emergency rescue, improve the execution efficiency and support ability of the rescue process. Specifically, the multi-target visual emergency search and rescue system and method of the present invention enhances the ability to adapt to the environment, and can acquire, process, analyze and display various environmental information for the marine environment, the air environment and the land environment, and improve the ability to respond to targets in distress. Precise control of the environment; the multi-target visual emergency search and rescue system and method of the present invention expands the compatible categories of search and rescue signals, and can be compatible with the analysis and processing of multi-system rescue signals such as aircraft, ships, vehicles, hand-held life-saving radios and positioning watches, and expands The applicability of the system; the multi-target visual emergency search and rescue system and method of the present invention improves the accuracy of search and rescue decision-making, and can comprehensively consider the information such as the state of the target in distress, the geographic information environment around the accident, and the rescue conditions, and utilize GIS-based spatial analysis. technology, put forward the optimal rescue plan, and enhance the scientificity, accuracy and timeliness of emergency rescue.

Therefore, compared with the prior art, the multi-target visual emergency search and rescue system and method of the present invention has the following advantages and beneficial effects:

(1) Suitable for complex environment application scenarios. It is not only suitable for the acquisition, processing, analysis and visualization of search and rescue targets, search and rescue forces and geographic environment information in the land environment, but also for the acquisition, processing, analysis and visualization of search and rescue targets, search and rescue forces and marine environmental information in the marine environment. It is also suitable for the acquisition, processing, analysis and visualization of search and rescue targets, search and rescue forces and air environment information in the air environment, and can more effectively grasp the state of search and rescue targets and the surrounding environment.

(2) Suitable for multi-target search and rescue. It can realize not only the acquisition, processing, analysis and visualization of aircraft accident signals, but also the acquisition, processing, analysis and visualization of ship accident signals, and the acquisition, processing, and analysis of personnel holding rescue radios and positioning wristwatches. It can realize unified organization, processing, analysis and visualization of multi-source search and rescue target data.

(3) It can realize intelligent and accurate search and rescue auxiliary decision-making. Based on multi-target search and rescue algorithms that integrate complex environments, formulate more complete search and rescue plans, dispatch more accurate search and rescue equipment and forces, and form intelligent and refined search and rescue auxiliary decision-making, making search and rescue more targeted, and improving rescue efficiency and support capabilities. .

It should be noted that, herein, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, It also includes other elements not expressly listed or inherent to such a process, method, article or apparatus.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be The technical solutions described in the foregoing embodiments are modified, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A multi-target visual emergency search and rescue system, characterized in that the multi-target visual emergency search and rescue system comprises a position data reading interface, an environmental data reading interface, a data visualization module, and a search and rescue auxiliary decision-making module, wherein: The position data reading interface includes a sub-interface for reading the position and motion trajectory data of the distress target and a sub-interface for reading the position and motion trajectory data of the search and rescue force. The sub-interface for reading the position and motion trajectory data of the distress target has a built-in memory for In order to store the real-time position information data and motion track data of the target in distress, the search and rescue force position and motion track data reading sub-interface has a built-in memory, which is used to store the real-time position of the search and rescue force sent by the search and rescue personnel through the hand-held life-saving radio or the positioning watch. Information data and motion trajectory data; The environment data reading interface integrates a geospatial environment data reading sub-interface and a meteorological and hydrological environment data reading sub-interface, and the geospatial environment data reading sub-interface is used to store and send geospatial environment data in the search and rescue area, The meteorological and hydrological environment data reading sub-interface is used for storing and sending meteorological and hydrological environmental data in the search and rescue area; The data visualization module includes a search and rescue system operation interface, and integrates a position data visualization sub-module, a trajectory data visualization sub-module, a geospatial environment data visualization sub-module, and a meteorological and hydrological environment data visualization sub-module; The position data visualization sub-module calls and reads the real-time position information data of the distressed target from the read sub-interface of the position of the target in distress and the motion trajectory data, and calls to read the search and rescue from the read sub-interface of the position and motion trajectory data of the search and rescue force. The real-time position information data of the power, and the real-time position information data of the target in distress and the real-time position information data of the search and rescue force are processed, and the tile cache is used to visually display it on the operation interface of the search and rescue system in the form of a map; The trajectory data visualization sub-module calls and reads the movement trajectory data of the distressed target from the distress target position and movement trajectory data reading sub-interface, and calls and reads the search and rescue force from the search and rescue force position and movement trajectory data reading sub-interface. Motion trajectory data, and process the distress target motion trajectory data and the search and rescue force motion trajectory data, and use the tile cache to visually display on the operation interface of the search and rescue system in the form of a map; The geospatial environment data visualization sub-module calls and reads the geospatial environment data in the search and rescue area from the geospatial environment data reading sub-interface, processes the geospatial environment data, and visualizes the geospatial environment data in the form of a map using the tile cache displayed on the operation interface of the search and rescue system; The meteorological and hydrological environment data visualization sub-module calls and reads the meteorological and hydrological environmental data in the search and rescue area from the meteorological and hydrological environmental data reading sub-interface, processes the meteorological and hydrological environmental data, and uses the tile cache to visualize it in the form of a map displayed on the operation interface of the search and rescue system; According to the map displayed on the operation interface of the search and rescue system, the search and rescue auxiliary decision-making module integrates the position information of the target in distress, the movement track information of the target in distress, the geospatial environment information and meteorological and hydrological environment information in the search and rescue area, and the position information of the search and rescue force. and motion trajectory information, and plan rescue plans through spatial analysis based on geographic information systems. 2. The multi-target visual emergency search and rescue system according to claim 1, wherein: The said sub-interface for reading the position of the target in distress and the data of the motion track is integrated with a sub-interface for reading the position and motion track data of the aircraft in distress, the sub-interface for reading the position and motion track data of the ship in distress, and the sub-interface for reading the position and motion track data of the vehicle in distress. , Sub-interface for reading the position and motion trajectory data of persons in distress; The built-in memory of the sub-interface for reading the position of the target in distress and the movement trajectory data includes: the built-in memory of the sub-interface for reading the position and movement trajectory data of the aircraft in distress, which is used to store the real-time position information data of the aircraft in distress and the real-time position information data in the distress signal sent by the aircraft in distress. Movement track data; built-in memory of the sub-interface for reading the position and movement track data of the ship in distress, which is used to store the real-time position information data and movement track data of the ship in distress in the distress signal sent by the ship in distress; the reading sub-interface of the position and movement track data of the vehicle in distress The built-in memory of the interface is used to store the real-time location information data and motion trajectory data of the vehicle in distress in the distress signal sent by the vehicle in distress; the sub-interface built-in memory for reading the position and motion trajectory data of the person in distress is used to store the person in distress through the handheld life-saving radio or the built-in memory. Locating the real-time location information data and motion trajectory data of persons in distress sent by the watch. 3. The multi-target visual emergency search and rescue system according to claim 2, wherein: The position data visualization sub-module calls and reads the real-time position information data of the distress target from the read sub-interface of the distress target position and motion trajectory data. The reading sub-interface, the sub-interface for reading the position and motion trajectory data of the ship in distress, the sub-interface for reading the position and motion trajectory data of the vehicle in distress, and the sub-interface for reading the position and motion trajectory data of the person in distress call the read in distress Real-time position information data of aircraft, real-time position information data of ships in distress, real-time position information data of vehicles in distress, real-time position information data of persons in distress; The trajectory data visualization sub-module calls and reads the distress target motion trajectory data from the distress target position and motion trajectory data reading sub-interface, including: the trajectory data visualization sub-module reads from the distress aircraft position and motion trajectory data respectively The sub-interface for fetching, the sub-interface for reading the position and movement trajectory data of the ship in distress, the sub-interface for reading the position and movement trajectory data of the vehicle in distress, and the sub-interface for reading the position and movement trajectory data of the person in distress call and read the aircraft in distress Movement trajectory data, ship movement trajectory data in distress, vehicle movement trajectory data in distress, and personnel movement trajectory data in distress. 4. The multi-target visual emergency search and rescue system according to claim 1, wherein: Processing the real-time position information data of the target in distress and the real-time position information data of the search and rescue force, including performing time conversion, projection conversion, and outlier elimination on the real-time position information data of the target in distress and the real-time position information data of the search and rescue force ; Processing the movement trajectory data of the target in distress and the movement trajectory data of the search and rescue force, including performing unified space-time reference processing on the movement trajectory data of the target in distress and the movement trajectory data of the search and rescue force; The processing of the geospatial environment data and the processing of the meteorological and hydrological environment data includes vectorizing and rasterizing the geospatial environment data and the meteorological and hydrological environment data. 5. The multi-target visual emergency search and rescue system according to claim 1, wherein the map displayed on the operation interface of the search and rescue system is configured as a two-dimensional map or a three-dimensional map, and is configured with a pop-up window content custom sub-interface, Historical data dynamic retrospective sub-interface, linked data query sub-interface. 6 . The multi-target visual emergency search and rescue system according to claim 1 , wherein, on the operation interface of the search and rescue system, the geospatial environment data and the meteorological and hydrological environment data are visually displayed on the bottom layer in a map style, 7 . The real-time position information data of the target in distress, the real-time position information data of the search and rescue force, the movement trajectory data of the target in distress, and the movement trajectory data of the search and rescue force are visually superimposed on the geospatial environment data and the meteorological and hydrological environment data. upper layer. 7. The multi-target visual emergency search and rescue system according to claim 1, wherein the planning and rescue plan comprises: real-time calculation of the straight-line distance between the search and rescue force and the target in distress, real-time calculation of the rescue route between the search and rescue force and the target in distress, Deviation warning between the target's real-time trajectory and the calculated rescue route. 8. The multi-target visual emergency search and rescue system according to claim 1, wherein the spatial analysis comprises visual field analysis, visibility analysis, profile analysis, slope aspect analysis, gas diffusion simulation analysis, submerged analysis, Point buffer analysis, line buffer analysis, area buffer analysis. 9. A multi-target visual emergency search and rescue method implemented by the multi-target visual emergency search and rescue system as claimed in claim 3, characterized in that, comprising: The position data visualization sub-module calls and reads the real-time position information data of the distressed aircraft in the distress signal sent by the distressed aircraft from the sub-interface of reading the position and motion trajectory data of the aircraft in distress, and calls and reads the sub-interface of reading the position and motion trajectory data of the ship in distress. The real-time position information data of the ship in distress in the distress signal sent by the ship in distress, the real-time position information data of the vehicle in distress in the distress signal sent by the vehicle in distress is called from the reading sub-interface of the position and motion trajectory data of the vehicle in distress, and the position and the position of the person in distress are read from the distressed vehicle. The motion trajectory data reading sub-interface calls to read the real-time position information data of the persons in distress sent by the hand-held rescue radio or the positioning watch, and calls the sub-interface to read the real-time position information of the search and rescue force from the position and motion trajectory data of the search and rescue force data, and process the real-time location information data of aircraft in distress, the real-time location information data of ships in distress, the real-time location information data of vehicles in distress, the real-time location information data of people in distress, and the real-time location information data of search and rescue forces, and use tile cache to visualize it in the form of a map. Displayed on the operation interface of the search and rescue system; The trajectory data visualization sub-module calls from the sub-interface to read the position and movement trajectory data of the aircraft in distress to read the movement trajectory data of the aircraft in distress in the distress signal sent by the aircraft in distress, and from the sub-interface to read the position and trajectory data of the ship in distress to read the data of the aircraft in distress The movement track data of the ship in distress in the distress signal sent by the ship, the movement track data of the ship in distress in the distress signal sent by the vehicle in distress, and the position and movement track data of the person in distress. The read sub-interface calls to read the motion trajectory data of the person in distress sent by the hand-held rescue radio or the positioning watch, and the sub-interface calls to read the search and rescue force motion trajectory data from the position and motion trajectory data of the search and rescue force, and will be in distress. The aircraft movement trajectory data, the ship movement trajectory data in distress, the vehicle movement trajectory data in distress, the people in distress movement trajectory data, and the search and rescue force movement trajectory data are processed, and the tile cache is used to visualize the display on the operation interface of the search and rescue system in the form of a map; The geospatial environment data visualization sub-module calls and reads the geospatial environment data in the search and rescue area from the geospatial environment data reading sub-interface, processes the geospatial environment data, and uses the tile cache to visualize and display it on the search and rescue system operation interface in the form of a map. superior; The meteorological and hydrological environment data visualization sub-module calls from the meteorological and hydrological environmental data reading sub-interface to read the meteorological and hydrological environmental data in the search and rescue area, processes the meteorological and hydrological environmental data, and uses the tile cache to visually display it on the search and rescue system operation interface in the form of a map. superior; According to the map displayed on the operation interface of the search and rescue system, the search and rescue decision-making module synthesizes the position information of the target in distress, the movement track information of the target in distress, the geospatial environment information and meteorological and hydrological environment information in the search and rescue area, and the position information and movement track information of the search and rescue force. , planning rescue plans through spatial analysis based on geographic information systems. 10. The multi-target visual emergency search and rescue method according to claim 9, wherein: The processing of real-time position information data includes time conversion, projection conversion, and outlier elimination of real-time position information data, the processing of motion trajectory data includes unified spatiotemporal reference processing of motion trajectory data, and the processing of geospatial environment data and meteorological and hydrological environment data. Data processing includes vectorization and rasterization of geospatial environmental data and meteorological and hydrological environmental data; On the operation interface of the search and rescue system, geospatial environment data and meteorological and hydrological environment data are visually displayed on the bottom layer in a map style. Real-time position information data and motion trajectory data, real-time position information data and motion trajectory data of persons in distress, real-time position information data and motion trajectory data of search and rescue forces are visualized and superimposed on the upper layer of geospatial environmental data and meteorological and hydrological environmental data; Spatial analysis includes visibility analysis, line of sight analysis, profile analysis, slope and aspect analysis, gas diffusion simulation analysis, submersion analysis, point buffer analysis, line buffer analysis, and surface buffer analysis; planning and rescue plans include search and rescue forces and Real-time calculation of the straight-line distance of the target in distress, real-time calculation of the rescue route between the search and rescue force and the target in distress, and early warning of the deviation between the real-time trajectory of the target in distress and the calculated rescue route.

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