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CN117970823B - Central control system of digital multimedia exhibition hall - Google Patents

Central control system of digital multimedia exhibition hall Download PDF

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Publication number
CN117970823B
CN117970823B CN202410023792.8A CN202410023792A CN117970823B CN 117970823 B CN117970823 B CN 117970823B CN 202410023792 A CN202410023792 A CN 202410023792A CN 117970823 B CN117970823 B CN 117970823B
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exhibition
data
light
content
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CN117970823A (en
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韩辉
韩智铭
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Zhongkai Smart Iot Technology Guangdong Co ltd
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Zhongkai Smart Iot Technology Guangdong Co ltd
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B15/00Systems controlled by a computer
    • G05B15/02Systems controlled by a computer electric
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/418Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/20Pc systems
    • G05B2219/26Pc applications
    • G05B2219/2642Domotique, domestic, home control, automation, smart house

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  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Manufacturing & Machinery (AREA)
  • Quality & Reliability (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

The invention relates to the technical field of multimedia central control, in particular to a central control system of a digital multimedia exhibition hall. The system comprises a central control module, a multimedia display module, a data analysis module, a content management module, an intelligent lamplight and environment control module, a navigation module and a safety management module. The central control module monitors the whole operation, the display module displays the multimedia content by using virtual and augmented reality technologies, the data analysis module automatically adjusts and displays the multimedia content through machine learning, the content management module manages content classification and labels, the intelligent lamplight and environment control module intelligently adjusts the environment, the guide module provides personalized guide for visitors, and the safety management module monitors the safety condition and implements emergency response. The invention integrates a plurality of modules, realizes a highly intelligent, strong interactive and safe digital exhibition environment, improves the operation efficiency, the experience and the safety of visitors of an exhibition hall, and has the characteristics of sustainability and intellectualization.

Description

Central control system of digital multimedia exhibition hall
Technical Field
The invention relates to the technical field of multimedia central control, in particular to a central control system of a digital multimedia exhibition hall.
Background
Digital multimedia showrooms have become an important carrier for cultural, artistic and enterprise presentations. Traditional exhibition modes often depend on static exhibition, and a digital multimedia exhibition hall provides richer and more interactive exhibition experience for audiences by combining multimedia elements such as images, audio, video and the like. At present, some digital multimedia exhibition hall systems exist, but some problems still exist in actual operation, which prevent the digital multimedia exhibition hall systems from being widely applied. The existing system has the problems of low efficiency and incapability of quickly adapting to new resource access in the aspect of management of multimedia resources, and the control system with wired connection is adopted in some exhibitions, so that the flexibility of exhibition layout is limited, wiring is time-consuming and labor-consuming and is not economical enough, the interactivity of the existing digital multimedia exhibition hall is limited to simple touch screen operation, deeper user participation experience is lacking, a viewer cannot interact with exhibition contents in a deeper level, and the attraction and participation degree of the exhibition are limited.
Disclosure of Invention
In order to solve the problems, the invention provides a central control system of a digital multimedia exhibition hall.
In order to achieve the above purpose, the invention adopts the following technical scheme:
The central control system of the digital multimedia exhibition hall comprises a central control module, a multimedia display module, a data analysis module, a content management module, an intelligent light and environment control module, a navigation module and a safety management module, wherein the central control module, the multimedia display module, the data analysis module, the content management module, the intelligent light and environment control module, the navigation module and the safety management module are in communication connection;
The central control module is used for overall monitoring and control of each module of the digital multimedia exhibition hall;
The multimedia display module is used for displaying digital media content through a virtual reality technology and an augmented reality technology, wherein the media content comprises images, videos and audios;
The data analysis module is used for analyzing various perception data in the exhibition hall through a machine learning algorithm, and automatically adjusting the display content or recommending an improvement strategy based on the data analysis result;
The content management module is used for managing all display contents of the digital multimedia exhibition hall and supporting classification, labels and association of the contents;
The intelligent light and environment control module is used for intelligently regulating and controlling the light and the temperature of the exhibition space by utilizing light sensing and environment monitoring technologies, and adjusting the light and environment setting according to the exhibition theme or scene requirements;
the guide module is used for providing personalized guide service for visitors by combining a positioning technology and recommending exhibit information according to interests and positions of the visitors;
The safety management module is used for monitoring the safety condition of the digital multimedia exhibition hall and implementing an emergency response and early warning mechanism.
Further, the intelligent lamplight and environment control module comprises a lamplight control unit, an environment control unit and an energy management unit;
The light control unit is used for adjusting light effects according to different scenes and activities through a light induction technology and accurately controlling intelligent light;
The environment control unit is used for monitoring and adjusting environment parameters and automatically adjusting the environment conditions of the exhibition hall;
the energy management unit is used for optimizing energy consumption by formulating an intelligent energy management strategy.
Further, the operation process of the light control unit comprises the following steps:
Collecting optical data through an optical sensor, and filtering dynamic noise of the sensor data by utilizing a digital filtering technology;
Establishing a scene library, and associating different exhibition scenes with the corresponding light effects;
training a machine learning model according to light sensing data and scene requirements of an exhibition space;
Setting up a feedback mechanism, and optimizing a dynamic adjustment algorithm by monitoring the reaction and the feeling of a user;
And the three-dimensional illumination model is utilized to consider the position, angle and illumination range of the lamp, and the overall light effect is simulated and adjusted.
Further, the operation process of the multimedia presentation module comprises the following steps:
analyzing the instruction received by the central control module and loading necessary media resources;
real-time tracking of the exhibition space by using a sensor and camera equipment and connection with head-mounted display equipment, AR glasses or other display devices are established by utilizing scene modeling in the virtual reality technology;
designing interactive elements aiming at a virtual or augmented reality scene, wherein the interactive elements comprise gesture recognition and touch screen control;
and dynamically adjusting the position and appearance of the virtual object according to dynamic factors of the position and the sight direction of the user by utilizing a real-time rendering technology.
Further, the operation process of the content management module comprises the following steps:
collecting user data and exhibit data, and extracting key features;
establishing a user portrait of the audience based on the key features;
Based on the classification of the content and the logic association between the label and the exhibit, establishing a relationship graph between the content;
calculating the correlation among different exhibits by using a correlation algorithm to form a correlation matrix of the exhibits;
Establishing a personalized recommendation model by combining the user portrait and the content association matrix;
And predicting the exhibits of interest to the user by using a collaborative filtering algorithm, and providing personalized recommendations for the exhibits.
Further, the navigation module comprises a map navigation unit and an information inquiry unit;
The map navigation unit is used for providing real-time navigation service by using global positioning and Bluetooth positioning technologies and combining map data;
the information inquiry unit is used for receiving and processing inquiry requests provided by users and providing accurate information inquiry results through interaction with related databases or network services.
Furthermore, the map navigation unit also analyzes map data by combining a GIS technology with a global positioning technology to determine an optimal path.
Furthermore, the central control module has remote monitoring and operation functions, allows an administrator to remotely monitor the running state of the digital multimedia exhibition hall in real time through the Internet, and remotely controls each module.
Further, the security management module comprises a visitor management unit, a data security unit, an emergency notification unit and a communication unit;
The visitor management unit is used for monitoring and recording visitor information of all access systems, wherein the visitor information comprises identity identification and access time;
the data security unit is used for maintaining the data integrity, confidentiality and availability in the system through an encryption algorithm, an access control mechanism and data backup;
The emergency notification unit is used for sending a notification to related personnel through an alarm mechanism when an abnormal situation or an emergency is found;
the communication unit is used for ensuring the instant messaging and cooperation between the inside and the outside of the system through a wireless communication technology.
The invention has the beneficial effects that:
The invention realizes the centralized management of the digital multimedia exhibition hall through the integral monitoring and control of each module by the central control module, and improves the integral efficiency and the operation stability of the system. The multimedia display module displays the digital media content through the virtual reality technology and the augmented reality technology, provides more immersive and strong interactive experience for visitors, and enhances the attraction and the interestingness of exhibition. The data analysis module analyzes the perception data through a machine learning algorithm, and achieves intelligent understanding of various conditions in the exhibition hall. Based on the analysis result, the system can automatically adjust the display content or recommend the improvement strategy, thereby improving the individuation and participation of the digital exhibition hall.
The content management module supports flexible management of all display contents of the digital multimedia exhibition hall, including classification, labels and association, so that an administrator of the exhibition hall can easily update and adjust the display contents, and the novelty of the exhibition is maintained. The intelligent light and environment control module utilizes light sensing and environment monitoring technology to realize intelligent regulation and control of light and temperature of the exhibition space. The atmosphere sense of the exhibition is improved, energy is saved, consumption is reduced according to different scene requirements, and the sustainability of the digital exhibition hall is improved. The navigation module provides personalized navigation service for the visitor by combining a positioning technology, and recommends exhibit information according to interests and positions of the visitor, so that experience and interactivity of the visitor are improved.
Drawings
Fig. 1 is a schematic structural diagram of a central control system of a digital multimedia exhibition hall in the invention.
Fig. 2 is a flow chart illustrating the operation of the multimedia presentation module according to the present invention.
Fig. 3 is a schematic structural diagram of a security management module in the present invention.
Detailed Description
Referring to fig. 1-3, the present invention relates to a central control system for a digital multimedia exhibition hall.
Example 1
The central control system of the digital multimedia exhibition hall comprises a central control module, a multimedia display module, a data analysis module, a content management module, an intelligent light and environment control module, a navigation module and a safety management module, wherein the central control module, the multimedia display module, the data analysis module, the content management module, the intelligent light and environment control module, the navigation module and the safety management module are in communication connection;
The central control module is used for overall monitoring and control of each module of the digital multimedia exhibition hall;
The central control module has remote monitoring and operation functions, allows an administrator to remotely monitor the running state of the digital multimedia exhibition hall in real time through the Internet, and remotely controls each module.
In particular, a secure Web interface and mobile application is implemented using HTTPS and user authentication to ensure security of administrator access, and real-time image and video streaming, logging, and alarm systems are provided to monitor the performance and operational status of the various modules.
The multimedia display module is used for displaying digital media content through a virtual reality technology and an augmented reality technology, wherein the media content comprises images, videos and audios;
In particular, virtual Reality (VR) and Augmented Reality (AR) technologies, such as head mounted display devices, gesture recognition and spatial localization systems, are integrated to provide an immersive experience, to combine digitized content with actual exhibits to provide a more vivid viewing experience, to support gesture and touch control to enable user interaction with digital content, to support multi-user interaction, to allow visitors to share their experience or interact with digital content, using AR technology.
The data analysis module is used for analyzing various perception data in the exhibition hall through a machine learning algorithm, and automatically adjusting the display content or recommending an improvement strategy based on the data analysis result;
The deep learning model is used for analyzing perception data such as visitor behaviors, facial expressions and residence time in real time, training the model to identify interests and favorites of visitors so as to display contents in a personalized mode, and realizing transfer learning so as to adapt to characteristics of different exhibition topics and visitor groups. A configurable rules engine is built that allows an administrator to define custom rules based on different display objectives. Preset rule templates are provided, such as optimizing traffic, improving engagement, or recommending relevant exhibits. A rules engine is implemented that takes effect in real time to adjust and test rules at runtime in the digital multimedia showroom. The integrated user feedback system allows visitors to provide real-time ratings and advice. And analyzing text comments and facial expressions by using an emotion analysis algorithm to know the emotion experience of the visitor. And combining user feedback with the data analysis result to provide a comprehensive visitor experience report for the administrator.
The content management module is used for managing all display contents of the digital multimedia exhibition hall and supporting classification, labels and association of the contents;
The method comprises the steps of realizing dynamic loading and unloading of multimedia content to ensure that an exhibition hall can flexibly change according to different exhibition demands, providing a content preloading function, preloading possibly interested content according to the position and the interest of a visitor, integrating a caching mechanism to improve the loading speed and the overall performance of the content, integrating a version control system to allow an administrator to view and restore the state of the prior exhibition content, and providing personalized recommendation for users by utilizing an algorithm.
The intelligent light and environment control module is used for intelligently regulating and controlling the light and the temperature of the exhibition space by utilizing light sensing and environment monitoring technologies, and adjusting the light and environment setting according to the exhibition theme or scene requirements;
The intelligent lamplight and environment control module comprises a lamplight control unit, an environment control unit and an energy management unit;
The light control unit is used for adjusting light effects according to different scenes and activities through a light induction technology and accurately controlling intelligent light;
The environment control unit is used for monitoring and adjusting environment parameters and automatically adjusting the environment conditions of the exhibition hall;
the energy management unit is used for optimizing energy consumption by formulating an intelligent energy management strategy.
The light control unit adjusts the light effect according to the natural light intensity and the color temperature by utilizing the light induction technology, and supports the real-time adjustment of the light brightness and the color so as to adapt to different exhibition scenes and artwork display requirements.
The environment control unit monitors temperature, humidity and air quality in real time, automatically adjusts an air conditioner, a humidifier and an air purifier of the exhibition hall based on the monitoring result to maintain a comfortable exhibition environment, integrates a sensor fault detection and automatic switching mechanism, and ensures the stability of monitoring equipment.
The energy management unit makes an intelligent energy management strategy, optimizes energy consumption according to the schedule of the exhibition activity and the traffic of people, integrates a renewable energy system such as a solar panel to reduce the dependence on the traditional energy, provides an energy consumption report and trend analysis, and helps an administrator optimize the energy cost of the exhibition activity.
The guide module is used for providing personalized guide service for visitors by combining a positioning technology and recommending exhibit information according to interests and positions of the visitors;
The navigation module comprises a map navigation unit and an information inquiry unit;
the map navigation unit is used for providing real-time navigation service by using global positioning and Bluetooth positioning technologies and combining map data, and analyzing the map data by using a GIS technology and combining the global positioning technology to determine an optimal path;
the information inquiry unit is used for receiving and processing inquiry requests provided by users and providing accurate information inquiry results through interaction with related databases or network services.
The map navigation unit provides high-precision visitor positioning by using a Global Positioning System (GPS) and Bluetooth positioning technology, integrates a plurality of positioning points including wall marks, bluetooth beacons and cameras to provide indoor and outdoor seamless navigation service, realizes multi-path planning, allows visitors to select the most suitable route, analyzes map data by using GIS technology to determine the optimal route, considers preference of visitors, relevance among exhibition points and exhibition flow, integrates a real-time flow heat map, provides a density distribution map of the visitors, and helps administrators to adjust the navigation route and optimize the exhibition layout.
The information inquiry unit supports natural language processing, allows visitors to send inquiry requests through voice or words, and the integrated recommendation system recommends relevant exhibits and information according to interests and positions of the visitors, and supports multilingual inquiry so as to adapt to language requirements of different visitors.
The safety management module is used for monitoring the safety condition of the digital multimedia exhibition hall and implementing an emergency response and early warning mechanism;
The security management module comprises a visitor management unit, a data security unit, an emergency notification unit and a communication unit;
The visitor management unit is used for monitoring and recording visitor information of all access systems, wherein the visitor information comprises identity identification and access time;
the data security unit is used for maintaining the data integrity, confidentiality and availability in the system through an encryption algorithm, an access control mechanism and data backup;
The emergency notification unit is used for sending a notification to related personnel through an alarm mechanism when an abnormal situation or an emergency is found;
the communication unit is used for ensuring the instant messaging and cooperation between the inside and the outside of the system through a wireless communication technology.
The visitor management unit uses a face recognition technology and an identity card system to ensure the accuracy and the uniqueness of the identity of the visitor, integrates a reservation system, allows the registered visitor to confirm the identity through reservation in advance, improves the efficiency of visitor management, and implements real-time visitor recording including identity information, access time and purposes so as to facilitate security audit and event tracing.
The data security unit adopts encryption algorithm such as AES-256 to ensure the integrity and confidentiality of the data stored in the system, introduces an access control mechanism to control the system resource in fine granularity according to the role and authority management of the user, regularly performs data backup and stores the backup data in a safe offline position to cope with possible data loss or system failure.
The emergency notification unit is configured with a real-time monitoring system to detect any abnormal activity, equipment failure or security hole, an integrated automatic emergency notification system can notify related personnel in various modes, such as short messages, mails or mobile phones to apply push notifications, and flexible emergency notification strategies are designed to allow an administrator to adjust the sending level of the notifications according to urgency and types.
The communication unit supports multi-channel communication protocols, including conventional internet protocol (TCP/IP) and safer protocols, implementing appropriate protocols for different communication scenarios to balance the security and efficiency of communication. The system integrates real-time communication tools, such as instant messaging and video conferences, so that teams inside and outside the exhibition hall can cooperate rapidly, provides sharing document and screen sharing functions, so that remote team members can view and edit exhibition contents in real time, supports group communication and notification, and ensures that all relevant personnel in the exhibition hall can know important information in time. The integrated mobile communication technology ensures that the communication inside and outside the system can be maintained without internet connection, and the cellular network, bluetooth or other wireless communication technology can be used to ensure the stability and reliability of the communication under different environments. Implementing an asynchronous message passing mechanism to support loosely coupled communication between modules within the system; the event driven architecture is designed to trigger corresponding communication and response mechanisms upon occurrence of an important event, and to provide message queues and event logs to help manage and analyze the overall performance of the system communication.
In this embodiment, the remote monitoring and operation function of the central control module allows an administrator to monitor the running state of the digital multimedia exhibition hall in real time through the internet, and remotely control each module. The design makes the management of the exhibition hall more flexible, and the manager can conduct supervision and adjustment without site, thereby improving the management efficiency. Through a safe Web interface and a mobile application program, HTTPS and user authentication are used to ensure the security of manager access. In addition, the safety management module monitors the safety condition of the digital multimedia exhibition hall, implements emergency response and early warning mechanisms, comprises visitor management, data safety, emergency notification and communication management, and effectively ensures the overall safety of the exhibition hall.
The multimedia presentation module employs Virtual Reality (VR) and Augmented Reality (AR) technologies to provide an immersive experience through the head mounted display device, gesture recognition, and spatial positioning system. The digital content and the actual exhibits can be combined, so that a more vivid visiting experience is created. The data analysis module analyzes the perception data in real time through a machine learning algorithm, and automatically adjusts display contents or recommends an improvement strategy based on analysis results. This means that the content of the exhibition can be personalized according to the interests and behaviors of the visitors, and the attractiveness and participation of the exhibition are improved.
The intelligent light and environment control module utilizes light sensing and environment monitoring technology to accurately regulate and control the light and temperature of the exhibition space so as to adapt to different exhibition topics or scene requirements. This not only improves the artistic rendering of the display, but also helps to provide a more comfortable viewing environment. The navigation module provides personalized navigation service for visitors by combining a positioning technology, and recommends exhibit information according to interests and positions of the visitors. Such a system can enhance the visitor's tour experience, making it more deeply aware of and enjoy the content of the show.
The content management module supports dynamic loading and unloading of multimedia content, and flexible change of the exhibition hall according to different exhibition demands is realized. In addition, the content management module provides personalized recommendations for users through algorithms, so that visitors can easily find the content of interest. The energy management unit in the intelligent lamplight and environment control module makes an intelligent energy management strategy, and optimizes energy consumption according to a schedule of exhibition activities and people flow. And the renewable energy system, such as a solar panel, is integrated, so that the dependence on the traditional energy is reduced, and the sustainable development of the exhibition hall is facilitated.
Example 2
The central control system of the digital multimedia exhibition hall according to the embodiment 1, wherein the operation process of the light control unit includes the following steps:
Collecting optical data through an optical sensor, and filtering dynamic noise of the sensor data by utilizing a digital filtering technology;
Establishing a scene library, and associating different exhibition scenes with the corresponding light effects;
training a machine learning model according to light sensing data and scene requirements of an exhibition space;
Setting up a feedback mechanism, and optimizing a dynamic adjustment algorithm by monitoring the reaction and the feeling of a user;
And the three-dimensional illumination model is utilized to consider the position, angle and illumination range of the lamp, and the overall light effect is simulated and adjusted.
Specifically, a light-sensitive sensor (e.g., a photoresistor, photodiode, etc.) is employed for placement in the display space. The sensor data is processed in real time using digital filtering techniques (e.g., moving average filtering, median filtering, etc.) to reduce noise effects. Creating a database or using a graphical user interface to store the light effects of different exhibition scenes together with their corresponding light sensing data. Each scene is assigned a relevant lighting parameter such as brightness, color, fade effect, etc. The model is trained using machine learning algorithms (e.g., neural networks, decision trees, etc.) using the annotated display scene data and corresponding light sensing data. The model needs to be able to predict appropriate lighting effects based on current light sensing data and scene requirements. The integrated user feedback system can monitor the response and feel of the user through a camera, a sound sensor or a user adjusting panel and the like. The machine learning model is adjusted using the data to optimize a dynamic adjustment algorithm for the light effect. Based on the three-dimensional illumination model, the position, angle and illumination range of the lamp are considered, and a virtual illumination environment is established. The scene requirement is combined with the three-dimensional illumination model, the overall light effect is simulated and adjusted, and the expected influence of the position and the angle of the lamp on illumination of the exhibition space is ensured.
The operation process of the multimedia display module comprises the following steps:
analyzing the instruction received by the central control module and loading necessary media resources;
Specifically, an instruction parser module is written using a programming language, and is responsible for parsing instructions sent by a central control module. By defining instruction formats and protocols, the parser can identify different types of instructions, such as instructions to load media assets. Once the instruction for loading the media resources is analyzed, the system calls a corresponding resource loading module to load the needed media resources such as images, videos, audios and the like.
Real-time tracking of the exhibition space by using a sensor and camera equipment and connection with head-mounted display equipment, AR glasses or other display devices are established by utilizing scene modeling in the virtual reality technology;
Specifically, with the aid of a virtual reality engine (e.g., unity3D, unreal Engine, etc.), a three-dimensional scene model of the display space is created. Real-time spatial tracking is performed using sensors (e.g., lidar, infrared sensors, etc.) and camera devices to capture the position and pose of a user in the display space. By establishing a connection with a head mounted display device, AR glasses or other presentation means, real-time transmission of scene information is ensured for dynamic adjustment of virtual or augmented reality content.
Designing interactive elements aiming at a virtual or augmented reality scene, wherein the interactive elements comprise gesture recognition and touch screen control;
Specifically, in a virtual reality scenario, real-time recognition of user gestures is achieved using gesture recognition algorithms (e.g., deep learning based gesture recognition). Meanwhile, for a display device supporting a touch screen, a corresponding user interface is designed, and a user is allowed to interact through touching. For example, the user may navigate the virtual space through gestures, select presentation content, or do more detailed operations through a touch screen.
Dynamically adjusting the position and appearance of the virtual object according to dynamic factors of the position and the sight direction of the user by utilizing a real-time rendering technology;
Specifically, a real-time rendering technique is applied to adjust the position and appearance of the virtual object in the scene according to the real-time position and head pose of the user. This may involve updating the position and orientation of the virtual camera during the rendering process to ensure that the user views the correct virtual content. By using a suitable rendering engine and algorithm, the system can update the virtual scene in real-time as the user moves, providing a more immersive experience.
The operation process of the content management module comprises the following steps:
collecting user data and exhibit data, and extracting key features;
Specifically, a data collection module is arranged in the system, and information such as the position, the watching time, the interaction behavior and the like of a user and relevant information such as names, descriptions, labels and the like of the exhibits are collected through sensors, user equipment or other data sources in the exhibition space. Through a data preprocessing technology, key features such as interest preferences of users, watching frequency, topics of exhibits, artistic styles and the like are extracted.
Establishing a user portrait of the audience based on the key features;
specifically, key features of the user are analyzed and modeled using a machine learning algorithm, such as a clustering algorithm, to create a representation of the user. By dividing the users into different groups or categories, the system can better understand the interests and characteristics of the audience, providing a basis for personalized recommendations.
Based on the classification of the content and the logic association between the label and the exhibit, establishing a relationship graph between the content;
Specifically, the exhibited items are classified and marked, and logical association between the contents is established. This may include manual labeling, sorting, or automatic labeling using natural language processing techniques. By establishing the content relation graph, the system can know the relevance and semantic relation between the exhibits.
Calculating the correlation among different exhibits by using a correlation algorithm to form a correlation matrix of the exhibits;
Specifically, a correlation analysis algorithm, such as an Apriori algorithm or an FP-growth algorithm, is adopted to analyze the selection and sequence of the exhibits by the audience during the viewing process. Through the association rules, an association matrix between the exhibits is formed, reflecting the correlation between the exhibits and the audience's viewing path.
Establishing a personalized recommendation model by combining the user portrait and the content association matrix;
specifically, a machine learning algorithm, such as a rule-based recommendation algorithm or a content-based recommendation algorithm, is used to build a personalized recommendation model in combination with the user portraits and the content association matrix. The model may predict exhibits that the user may be interested in and provide personalized recommendation lists for them.
Predicting the exhibits of interest to the user by using a collaborative filtering algorithm, and providing personalized recommendations for the exhibits;
Specifically, collaborative filtering algorithms, such as user-based collaborative filtering or item-based collaborative filtering, are applied to analyze the similarity of the audience to other audiences and predict the user's interest in the unobserved items. By combining the user portraits and the prediction results of the collaborative filtering algorithm, the system generates a final personalized recommendation list so as to improve the exhibition experience of the audience.
In the embodiment, the light control unit is operated by the light sensing sensor and the digital filtering technology, the system can collect and process the light data of the exhibition space in real time, and the light effect can be ensured to be rapidly and accurately adapted to the changed environment light condition. By establishing a scene library and a machine learning model, the system can adjust the light effect according to different exhibition scenes and user requirements, and create a unique atmosphere more conforming to the exhibition theme. By setting up a feedback mechanism and monitoring the reaction and the feeling of the user, the system not only can adjust the dynamic adjustment algorithm, but also can continuously learn and optimize the light effect, thereby improving the satisfaction degree of the user.
The operation process of the multimedia display module adopts virtual reality and augmented reality technology, so that a user can experience more immersive and interactive digital media content in the display space, and the perception and interactive experience of visitors are improved. By utilizing a real-time rendering technology, the system can dynamically adjust the position and appearance of the virtual object according to the position and the sight direction of the user, so that the user is always in an optimal watching position, and the visibility and the attraction of the display content are enhanced. Interactive elements such as gesture recognition and touch screen control are designed, so that a user can interact with digital content more intuitively, and the participation degree and experience sense of the user are improved.
The running process of the content management module establishes a personalized recommendation model through the user portrait and the content association matrix, provides the visitors with the exhibit recommendation matched with the interests and the preferences of the visitors, and improves the participation degree and satisfaction degree of the audience. The system can preload the possibly interested content in real time according to the position and the interest of the visitor, ensure that the exhibition hall can be flexibly changed and make the exhibition content more attractive. By combining the user data and the exhibit data, the system establishes a relationship graph between the contents, and calculates the correlation between the exhibits through a correlation algorithm. This enables the administrator to gain insight into the association between audience behavior and exhibits, providing powerful data support for optimization of the exhibits.
The above embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the claims of the present invention without departing from the spirit of the design of the present invention.

Claims (2)

1. The central control system of the digital multimedia exhibition hall is characterized by comprising a central control module, a multimedia display module, a data analysis module, a content management module, an intelligent light and environment control module, a navigation module and a safety management module, wherein the central control module, the multimedia display module, the data analysis module, the content management module, the intelligent light and environment control module, the navigation module and the safety management module are in communication connection;
The central control module is used for overall monitoring and control of each module of the digital multimedia exhibition hall;
The multimedia display module is used for displaying digital media content through a virtual reality technology and an augmented reality technology, wherein the media content comprises images, videos and audios;
The data analysis module is used for analyzing various perception data in the exhibition hall through a machine learning algorithm, and automatically adjusting the display content or recommending an improvement strategy based on the data analysis result;
The content management module is used for managing all display contents of the digital multimedia exhibition hall, supporting classification, labels and association of the contents, realizing dynamic loading and unloading of the multimedia contents according to flexible changes of different exhibition demands, and also providing a content preloading function for preloading potentially interested contents according to the positions and interests of visitors;
The intelligent light and environment control module is used for intelligently regulating and controlling the light and the temperature of the exhibition space by utilizing light sensing and environment monitoring technologies, and adjusting the light and environment setting according to the exhibition theme or scene requirements;
the guide module is used for providing personalized guide service for visitors by combining a positioning technology and recommending exhibit information according to interests and positions of the visitors;
the safety management module is used for monitoring the safety condition of the digital multimedia exhibition hall and implementing an emergency response and early warning mechanism;
The intelligent lamplight and environment control module comprises a lamplight control unit, an environment control unit and an energy management unit;
The light control unit is used for adjusting light effects according to different scenes and activities through a light sensing technology, accurately controlling intelligent light, specifically adjusting light effects according to natural light intensity and color temperature, supporting real-time adjustment of light brightness and color, and adapting to different exhibition scenes and artwork display requirements;
The environment control unit is used for monitoring and adjusting environment parameters, automatically adjusting the environment conditions of the exhibition hall, specifically monitoring the indoor temperature, humidity and air quality of the exhibition hall in real time, automatically adjusting an air conditioner, a humidifier and an air purifier of the exhibition hall based on monitoring results, maintaining comfortable exhibition environment, integrating a sensor fault detection and automatic switching mechanism and ensuring the stability of monitoring equipment;
the energy management unit is used for optimizing energy consumption by formulating an intelligent energy management strategy, particularly optimizing energy consumption according to a schedule of exhibition activities and people flow, integrating a renewable energy system, comprising a solar panel, providing energy consumption reports and trend analysis, and optimizing energy cost of the exhibition activities;
the operation process of the light control unit comprises the following steps:
Collecting optical data through an optical sensor, and filtering dynamic noise of the sensor data by utilizing a digital filtering technology;
Establishing a scene library, and associating different exhibition scenes with the corresponding light effects;
training a machine learning model according to light sensing data and scene requirements of an exhibition space;
Setting up a feedback mechanism, and optimizing a dynamic adjustment algorithm by monitoring the reaction and the feeling of a user;
The three-dimensional illumination model is utilized to consider the position, angle and illumination range of the lamp, and the overall light effect is simulated and adjusted;
The operation process of the multimedia display module comprises the following steps:
analyzing the instruction received by the central control module and loading necessary media resources;
real-time tracking of the exhibition space by using a sensor and camera equipment and connection with head-mounted display equipment, AR glasses or other display devices are established by utilizing scene modeling in the virtual reality technology;
Aiming at a virtual or augmented reality scene, designing interactive elements, wherein the interactive elements comprise gesture recognition and touch screen control, and the gesture recognition algorithm based on deep learning is used for realizing the real-time recognition of the user gesture in the virtual reality scene;
Dynamically adjusting the position and appearance of the virtual object according to dynamic factors of the position and the sight direction of the user by utilizing a real-time rendering technology;
the operation process of the content management module comprises the following steps:
Collecting user data and exhibit data, and extracting key features, wherein the user data comprises the position, the watching time and the interaction behavior of a user, the exhibit data comprises names, descriptions and labels, and the key features comprise interest preference, watching frequency, and theme and artistic style of the exhibit of the user;
establishing a user portrait of the audience based on the key features, wherein the established user portrait of the audience specifically uses a clustering algorithm to analyze and model the key features of the user so as to establish the user portrait;
Based on the classification of the content and the logic association between the label and the exhibit, establishing a relationship graph between the content;
calculating the correlation among different exhibits by using a correlation algorithm to form a correlation matrix of the exhibits;
Establishing a personalized recommendation model by combining the user portrait and the content association matrix;
Predicting the exhibits of interest to the user by using a collaborative filtering algorithm, and providing personalized recommendations for the exhibits;
the navigation module comprises a map navigation unit and an information inquiry unit;
The map navigation unit is used for providing real-time navigation service by using global positioning and Bluetooth positioning technologies and combining map data;
The information inquiry unit is used for receiving and processing inquiry requests provided by users, providing accurate information inquiry results through interaction with a related database or network service, specifically supporting natural language processing, allowing visitors to provide inquiry requests through voices or words;
The map navigation unit also analyzes map data by utilizing a GIS technology and combining a global positioning technology to determine an optimal path, and particularly integrates a plurality of positioning points, including wall marks, bluetooth beacons and cameras, to provide indoor and outdoor seamless navigation service, realizes multi-path planning, allows visitors to select the most suitable route;
The central control module has remote monitoring and operation functions, allows an administrator to remotely monitor the running state of the digital multimedia exhibition hall in real time through the Internet, and remotely controls each module.
2. The central control system of a digital multimedia showroom according to claim 1, wherein the security management module comprises a visitor management unit, a data security unit, an emergency notification unit, and a communication unit;
The visitor management unit is used for monitoring and recording visitor information of all access systems, wherein the visitor information comprises identity identification and access time;
the data security unit is used for maintaining the data integrity, confidentiality and availability in the system through an encryption algorithm, an access control mechanism and data backup;
The emergency notification unit is used for sending a notification to related personnel through an alarm mechanism when an abnormal situation or an emergency is found;
the communication unit is used for ensuring the instant messaging and cooperation between the inside and the outside of the system through a wireless communication technology.
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