SG11202013053PA - Methods and apparatuses for multi-level target classification and traffic sign detection, device and medium - Google Patents

Methods and apparatuses for multi-level target classification and traffic sign detection, device and medium

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Publication number
SG11202013053PA
SG11202013053PA SG11202013053PA SG11202013053PA SG11202013053PA SG 11202013053P A SG11202013053P A SG 11202013053PA SG 11202013053P A SG11202013053P A SG 11202013053PA SG 11202013053P A SG11202013053P A SG 11202013053PA SG 11202013053P A SG11202013053P A SG 11202013053PA
Authority
SG
Singapore
Prior art keywords
apparatuses
medium
methods
traffic sign
target classification
Prior art date
Application number
SG11202013053PA
Inventor
Hezhang Wang
Yuchen Ma
Tianxiao Hu
Xingyu Zeng
Junjie Yan
Original Assignee
Beijing Sensetime Technology Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Sensetime Technology Development Co Ltd filed Critical Beijing Sensetime Technology Development Co Ltd
Publication of SG11202013053PA publication Critical patent/SG11202013053PA/en

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/08—Learning methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/214—Generating training patterns; Bootstrap methods, e.g. bagging or boosting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G06F18/241—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches
    • G06F18/2415—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches based on parametric or probabilistic models, e.g. based on likelihood ratio or false acceptance rate versus a false rejection rate
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G06F18/243—Classification techniques relating to the number of classes
    • G06F18/2431—Multiple classes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G06F18/243—Classification techniques relating to the number of classes
    • G06F18/24323—Tree-organised classifiers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/25—Fusion techniques
    • G06F18/254—Fusion techniques of classification results, e.g. of results related to same input data
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/285—Selection of pattern recognition techniques, e.g. of classifiers in a multi-classifier system
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/045—Combinations of networks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/246—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments
    • G06T7/248—Analysis of motion using feature-based methods, e.g. the tracking of corners or segments involving reference images or patches
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/764—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/77—Processing image or video features in feature spaces; using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]; Blind source separation
    • G06V10/80—Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level
    • G06V10/809—Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level of classification results, e.g. where the classifiers operate on the same input data
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/40—Scenes; Scene-specific elements in video content
    • G06V20/46—Extracting features or characteristics from the video content, e.g. video fingerprints, representative shots or key frames
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
    • G06V20/58—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
    • G06V20/582—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads of traffic signs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20081—Training; Learning
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20084—Artificial neural networks [ANN]
SG11202013053PA 2018-09-06 2019-07-31 Methods and apparatuses for multi-level target classification and traffic sign detection, device and medium SG11202013053PA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811036346.1A CN110879950A (en) 2018-09-06 2018-09-06 Multi-stage target classification and traffic sign detection method and device, equipment and medium
PCT/CN2019/098674 WO2020048265A1 (en) 2018-09-06 2019-07-31 Methods and apparatuses for multi-level target classification and traffic sign detection, device and medium

Publications (1)

Publication Number Publication Date
SG11202013053PA true SG11202013053PA (en) 2021-01-28

Family

ID=69722331

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202013053PA SG11202013053PA (en) 2018-09-06 2019-07-31 Methods and apparatuses for multi-level target classification and traffic sign detection, device and medium

Country Status (6)

Country Link
US (1) US20210110180A1 (en)
JP (1) JP2021530048A (en)
KR (1) KR20210013216A (en)
CN (1) CN110879950A (en)
SG (1) SG11202013053PA (en)
WO (1) WO2020048265A1 (en)

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CN112052778B (en) * 2020-09-01 2022-04-12 腾讯科技（深圳）有限公司 Traffic sign identification method and related device
CN112132032A (en) * 2020-09-23 2020-12-25 平安国际智慧城市科技股份有限公司 Traffic sign detection method and device, electronic equipment and storage medium
CN112633151B (en) * 2020-12-22 2024-04-12 浙江大华技术股份有限公司 Method, device, equipment and medium for determining zebra stripes in monitoring images
US11776281B2 (en) 2020-12-22 2023-10-03 Toyota Research Institute, Inc. Systems and methods for traffic light detection and classification
CN113095359B (en) * 2021-03-05 2023-09-12 西安交通大学 Method and system for detecting radiographic image marking information
CN113361593B (en) * 2021-06-03 2023-12-19 阿波罗智联(北京)科技有限公司 Method for generating image classification model, road side equipment and cloud control platform
CN113516069A (en) * 2021-07-08 2021-10-19 北京华创智芯科技有限公司 Road mark real-time detection method and device based on size robustness
CN113516088B (en) * 2021-07-22 2024-02-27 中移（杭州）信息技术有限公司 Object recognition method, device and computer readable storage medium
CN113837144B (en) * 2021-10-25 2022-09-13 广州微林软件有限公司 Intelligent image data acquisition and processing method for refrigerator
US11756288B2 (en) * 2022-01-05 2023-09-12 Baidu Usa Llc Image processing method and apparatus, electronic device and storage medium
CN115830399B (en) * 2022-12-30 2023-09-12 广州沃芽科技有限公司 Classification model training method, device, equipment, storage medium and program product

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US8041080B2 (en) * 2009-03-31 2011-10-18 Mitsubi Electric Research Laboratories, Inc. Method for recognizing traffic signs
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Also Published As

Publication number Publication date
US20210110180A1 (en) 2021-04-15
KR20210013216A (en) 2021-02-03
JP2021530048A (en) 2021-11-04
CN110879950A (en) 2020-03-13
WO2020048265A1 (en) 2020-03-12

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