[go: up one dir, main page]

Tominaga et al., 1997 - Google Patents

A method for analyzing color images containing highlight and interreflection effects

Tominaga et al., 1997

View PDF
Document ID
94205666846530314
Author
Tominaga S
Okayama T
Publication year
Publication venue
Systems and computers in Japan

External Links

Snippet

This article studies a method for analyzing color images on non‐homogeneous dielectric objects such as plastics involving highlight and interreflection effects. In the current study, the authors assumed a general case of interreflection based not only on the highlight from …
Continue reading at www.academia.edu (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00—Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/36—Image preprocessing, i.e. processing the image information without deciding about the identity of the image
    • G06K9/46—Extraction of features or characteristics of the image
    • G06K9/52—Extraction of features or characteristics of the image by deriving mathematical or geometrical properties from the whole image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00—Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/36—Image preprocessing, i.e. processing the image information without deciding about the identity of the image
    • G06K9/46—Extraction of features or characteristics of the image
    • G06K9/4652—Extraction of features or characteristics of the image related to colour
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00—Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/62—Methods or arrangements for recognition using electronic means
    • G06K9/6201—Matching; Proximity measures
    • G06K9/6202—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity
    • G01N21/57—Measuring gloss
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical means
    • G01B11/24—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures

Similar Documents

Publication Publication Date Title
Finlayson et al. Solving for colour constancy using a constrained dichromatic reflection model
Dony et al. Edge detection on color images using RGB vector angles
Tominaga et al. Estimating reflection parameters from a single color image
JP4194025B2 (en) Illumination-invariant object tracking method and video editing apparatus using the same
Pietikainen et al. Accurate color discrimination with classification based on feature distributions
Palma et al. A statistical method for SVBRDF approximation from video sequences in general lighting conditions
CN109799244A (en) A kind of direct current system pollution severity of insulators condition detection method and detection system
JP7515124B2 (en) Inspection method
Chaki et al. Image color feature extraction techniques: fundamentals and applications
Park et al. Automated defect inspection systems by pattern recognition
Tominaga et al. A method for analyzing color images containing highlight and interreflection effects
Angelopoulou Specular highlight detection based on the fresnel reflection coefficient
Sung A vector signal processing approach to color
Jian et al. Capture and fusion of 3d surface texture
Gershon et al. The use of color in highlight identification
Mustafa et al. 3D object identification with color and curvature signatures
JP7412610B2 (en) Using bidirectional texture functions
Hirai et al. Measuring spectral reflectance and 3D shape using multi-primary image projector
WO2007004864A1 (en) Method and apparatus for visual object recognition
Nikolaev et al. On spectral models and colour constancy clues
Gruna et al. Reflectance modeling in machine vision: Applications in image analysis and synthesis
Morimoto et al. Color restoration method based on spectral information using normalized cut
Katemake et al. Mutual illumination and color constancy
Tominaga et al. Spectral image processing by a multi-channel camera
Tajima Illumination chromaticity estimation based on dichromatic reflection model and imperfect segmentation