GB2585933A8 - System and method for processing images - Google Patents

System and method for processing images Download PDF

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Publication number
GB2585933A8
GB2585933A8 GB1910639.2A GB201910639A GB2585933A8 GB 2585933 A8 GB2585933 A8 GB 2585933A8 GB 201910639 A GB201910639 A GB 201910639A GB 2585933 A8 GB2585933 A8 GB 2585933A8
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Prior art keywords
sub
clusters
sample
generation parameters
cluster
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GB1910639.2A
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GB2585933A (en
GB2585933B8 (en
GB2585933B (en
GB201910639D0 (en
Inventor
Deittert Markus
Jonathan Mettrick Simon
Aleixo Hubert Ribeiro Yohahn
Francis Taylor Frederic
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BAE Systems PLC
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BAE Systems PLC
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Priority to GB1910639.2A priority Critical patent/GB2585933B8/en
Publication of GB201910639D0 publication Critical patent/GB201910639D0/en
Priority to PCT/GB2020/051652 priority patent/WO2021014120A1/en
Publication of GB2585933A publication Critical patent/GB2585933A/en
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Publication of GB2585933B publication Critical patent/GB2585933B/en
Publication of GB2585933B8 publication Critical patent/GB2585933B8/en
Publication of GB2585933A8 publication Critical patent/GB2585933A8/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00Pattern recognition
    • G06F18/20Analysing
    • G06F18/21Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/211Selection of the most significant subset of features
    • G06F18/2113Selection of the most significant subset of features by ranking or filtering the set of features, e.g. using a measure of variance or of feature cross-correlation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00Scenes; Scene-specific elements
    • G06V20/10Terrestrial scenes
    • G06V20/176Urban or other man-made structures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00Pattern recognition
    • G06F18/20Analysing
    • G06F18/23Clustering techniques
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00Pattern recognition
    • G06F18/20Analysing
    • G06F18/285Selection of pattern recognition techniques, e.g. of classifiers in a multi-classifier system
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/40Extraction of image or video features
    • G06V10/50Extraction of image or video features by performing operations within image blocks; by using histograms, e.g. histogram of oriented gradients [HoG]; by summing image-intensity values; Projection analysis
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/70Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/82Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00Scenes; Scene-specific elements
    • G06V20/40Scenes; Scene-specific elements in video content
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10Character recognition
    • G06V30/24Character recognition characterised by the processing or recognition method
    • G06V30/248Character recognition characterised by the processing or recognition method involving plural approaches, e.g. verification by template match; Resolving confusion among similar patterns, e.g. "O" versus "Q"
    • G06V30/2528Combination of methods, e.g. classifiers, working on the same input data

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Data Mining & Analysis (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Evolutionary Biology (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Image Analysis (AREA)

Abstract

A method for detecting objects in video comprising: determining sample generation parameters S102; applying sample generation parameters to an image to generate sample sub-sections S104, (44, 46, 48, Fig. 1c); analysing sample sub-sections to identify clusters S108; combining overlapping clusters to form a plot (S114); and classifying the plot to identify a represented object S118. Clusters may be identified by: using a back-detection algorithm on sub-sections to obtain grayscale images; and thresholding the grayscale images S106. A likelihood value may be determined for each cluster by a machine learning algorithm. The estimation value may be based on cluster metrics e.g. size; sample sub-section generation parameters; and cluster overlap extent S110. Cluster metrics may be used to determine subsequent sample generation parameters. Clusters may be filtered based on likelihood value before overlapping clusters are combined S112. Plots may be categorised by a feature thereof (e.g. real-world size) S116 before a classifier trained for that category performs identification S118. Plots may be iteratively divided into sub-plots and each sub-plot classified until a classification corresponding to an object of interest is awarded S120, S122. The method may be repeated for subsequent images to track the movement of an object (Fig. 3).
GB1910639.2A 2019-07-25 2019-07-25 System and method for processing images Active GB2585933B8 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1910639.2A GB2585933B8 (en) 2019-07-25 2019-07-25 System and method for processing images
PCT/GB2020/051652 WO2021014120A1 (en) 2019-07-25 2020-07-09 System and method for processing images

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1910639.2A GB2585933B8 (en) 2019-07-25 2019-07-25 System and method for processing images

Publications (5)

Publication Number Publication Date
GB201910639D0 GB201910639D0 (en) 2019-09-11
GB2585933A GB2585933A (en) 2021-01-27
GB2585933B GB2585933B (en) 2023-07-19
GB2585933B8 GB2585933B8 (en) 2023-08-16
GB2585933A8 true GB2585933A8 (en) 2023-08-16

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110874825B (en) * 2019-10-29 2023-05-30 南昌大学 Method for extracting binary image of water trace on surface of composite insulator
CN111275107A (en) * 2020-01-20 2020-06-12 西安奥卡云数据科技有限公司 Multi-label scene image classification method and device based on transfer learning
CN111860436A (en) * 2020-07-31 2020-10-30 济南浪潮高新科技投资发展有限公司 Method for improving detection reliability of detection system
CN112419231A (en) * 2020-10-15 2021-02-26 上海眼控科技股份有限公司 Visibility determination method and device, computer equipment and storage medium

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10417523B2 (en) * 2016-11-07 2019-09-17 Ayasdi Ai Llc Dimension grouping and reduction for model generation, testing, and documentation
CN108717539A (en) * 2018-06-11 2018-10-30 北京航空航天大学 A kind of small size Ship Detection
CN109448015B (en) * 2018-10-30 2021-03-30 河北工业大学 Image collaborative segmentation method based on saliency map fusion
CN109741341B (en) * 2018-12-20 2022-11-01 华东师范大学 Image segmentation method based on super-pixel and long-and-short-term memory network

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GB2585933A (en) 2021-01-27
GB2585933B8 (en) 2023-08-16
GB2585933B (en) 2023-07-19
GB201910639D0 (en) 2019-09-11

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