CN105354533B - 一种基于词袋模型的卡口无牌车辆车型识别方法 - Google Patents
一种基于词袋模型的卡口无牌车辆车型识别方法 Download PDFInfo
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- CN105354533B CN105354533B CN201510625981.3A CN201510625981A CN105354533B CN 105354533 B CN105354533 B CN 105354533B CN 201510625981 A CN201510625981 A CN 201510625981A CN 105354533 B CN105354533 B CN 105354533B
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- 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
- G06V20/584—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads of vehicle lights or traffic lights
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/23—Clustering techniques
- G06F18/232—Non-hierarchical techniques
- G06F18/2321—Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions
- G06F18/23213—Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions with fixed number of clusters, e.g. K-means clustering
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- 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
- G06F18/2411—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches based on the proximity to a decision surface, e.g. support vector machines
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- 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
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30248—Vehicle exterior or interior
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
- G06V20/625—License plates
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CN201510625981.3A CN105354533B (zh) | 2015-09-28 | 2015-09-28 | 一种基于词袋模型的卡口无牌车辆车型识别方法 |
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CN105354533A CN105354533A (zh) | 2016-02-24 |
CN105354533B true CN105354533B (zh) | 2018-11-09 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105868734A (zh) * | 2016-04-22 | 2016-08-17 | 江苏电力信息技术有限公司 | 基于bow图像表征模型的输电线路大型施工车辆识别方法 |
CN106778777B (zh) * | 2016-11-30 | 2021-07-06 | 成都通甲优博科技有限责任公司 | 一种车辆匹配方法及系统 |
CN106845341B (zh) * | 2016-12-15 | 2020-04-10 | 南京积图网络科技有限公司 | 一种基于虚拟号牌的无牌车辆识别方法 |
CN106777350B (zh) * | 2017-01-16 | 2020-02-14 | 青岛海信网络科技股份有限公司 | 一种基于卡口数据的以图搜图方法和装置 |
CN111680556B (zh) * | 2020-04-29 | 2024-06-07 | 平安国际智慧城市科技股份有限公司 | 交通卡口车辆类型的识别方法、装置、设备及存储介质 |
CN113805240B (zh) * | 2020-05-28 | 2023-06-27 | 同方威视技术股份有限公司 | 车辆检查方法和系统 |
CN113256991B (zh) * | 2021-07-14 | 2021-09-24 | 智广海联(天津)大数据技术有限公司 | 基于车流量统计的汽车厂周边道路拥堵治理系统及方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102411710A (zh) * | 2011-12-09 | 2012-04-11 | 东南大学 | 一种基于车脸特征的车辆类型识别方法 |
CN103745598A (zh) * | 2014-01-09 | 2014-04-23 | 中科联合自动化科技无锡有限公司 | 基于前脸特征的车型识别方法 |
CN104102909A (zh) * | 2014-07-23 | 2014-10-15 | 中科联合自动化科技无锡有限公司 | 基于多重视觉信息的车辆特征定位及匹配方法 |
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US8825586B2 (en) * | 2009-02-24 | 2014-09-02 | International Road Dynamics | Vehicle type recognition at a checkpoint using PCA and BIC |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102411710A (zh) * | 2011-12-09 | 2012-04-11 | 东南大学 | 一种基于车脸特征的车辆类型识别方法 |
CN103745598A (zh) * | 2014-01-09 | 2014-04-23 | 中科联合自动化科技无锡有限公司 | 基于前脸特征的车型识别方法 |
CN104102909A (zh) * | 2014-07-23 | 2014-10-15 | 中科联合自动化科技无锡有限公司 | 基于多重视觉信息的车辆特征定位及匹配方法 |
Non-Patent Citations (2)
Title |
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基于词袋模型的人脸表情识别研究;王涛;《中国优秀硕士学位论文全文数据库 信息科技辑》;20140615(第6期);I138-815 * |
基于词袋模型的目标跟踪和动作识别算法研究;刘伟盛;《中国优秀硕士学位论文全文数据库 信息科技辑》;20140815(第8期);I138-1324 * |
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Effective date of registration: 20221223 Address after: Room 401, Building 3, No. 88, Xianshi Road, Changshu High tech Industrial Development Zone, Suzhou, Jiangsu Province, 215500 Patentee after: Suzhou Feimu Huoneng Robot Technology Co.,Ltd. Address before: No. 1800 road 214122 Jiangsu Lihu Binhu District City of Wuxi Province Patentee before: Jiangnan University |
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Denomination of invention: A Method for Vehicle Model Recognition without License Plate at Checkpoint Based on Word Bag Model Effective date of registration: 20231129 Granted publication date: 20181109 Pledgee: Agricultural Development Bank of China Changshu Branch Pledgor: Changshu Zijin Intellectual Property Service Co.,Ltd. Registration number: Y2023980068507 |