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GA/T 1024-2013: Measurement methods for target size in video image
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GA/T 1024-2013 | English | 159 |
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Measurement methods for target size in video image
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GA/T 1024-2013
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Basic data | Standard ID | GA/T 1024-2013 (GA/T1024-2013) | | Description (Translated English) | Measurement methods for target size in video image | | Sector / Industry | Public Security (Police) Industry Standard (Recommended) | | Classification of Chinese Standard | A92 | | Classification of International Standard | 13.310 | | Word Count Estimation | 4,471 | | Date of Issue | 2013-05-13 | | Date of Implementation | 2013-05-13 | | Regulation (derived from) | Industry standard filing notice 2014 No. 4 (total 172) | | Issuing agency(ies) | Ministry of Public Security | | Summary | This standard specifies the basic method of target size measurement in video frames. This standard applies to forensic science in the field of audiovisual data identification, the video screen in the target size measurement. | GA/T 1024-2013: Measurement methods for target size in video image---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Measurement methods for target size in video image
ICS 13.310
A92
People's Republic of China Public Security Industry Standards
Video footage target size measurement methods
Issued on. 2013-05-13
2013-05-13 implementation
People's Republic of China Ministry of Public Security
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard was proposed by the Ministry of Public Security Criminal Investigation Bureau.
This standard by the National Standardization Technical Committee of Criminal technical inspection camera Technical Committee (SAC/TC179/SC5) centralized.
This standard was drafted. Zhejiang Police College, Zhejiang Province Public Security Bureau of Forensic Science, Ministry of Public Security Evidence Identification Center, Chinese police science
Hospital, Chinese People's Public Security University, Railway Police College.
Drafters of this standard. Li Yuan, Xie elite, Xu Xiaojing Ye Fangqing, Yanghong Chen, Jiang Zhanqing, Wang Yongqiang, Wang Hongyan, Cheng Yong.
Video footage target size measurement methods
1 Scope
This standard specifies the basic method of video footage target size measurement.
This standard applies to the field of forensic science to identify audio and video data, the video screen measuring target size.
2 Terms and definitions
The following terms and definitions apply to this document.
2.1
Measured target measuredtarget
In the video image to be measured or things.
2.2
Test video measuredvideo
Contains objectives needs to be measured in the video.
2.3
Calibration video calibrationvideo
Contains a reference measurement or measurement identification, according to the measured video picture reconstruction, for carrying out the measurement calibration video.
2.4
Test video screen measuredvideoimage
Contains objectives needs to be measured in the video.
2.5
Calibrated video screen calibrationvideoimage
Contains a reference measurement or measurement identification, according to the measured video picture reconstruction, for carrying out the measurement calibration video.
2.6
Human gesture height postureheightofhumanbeing
People in different poses measured height value.
2.7
Human actual height actualheightofhumanbeing
People at formal occasions measuring height measured height value.
Basic conditions and requirements for the measurement of 3
3.1 test the video surveillance cameras overlooking the (Yang) viewing angle is not too large.
3.2 measured target profile should be clear and complete, measuring the size of the target person shall not be less than 1/3 of the short side of the screen.
3.3 test video screen rather ambiguous, and not conducive to select the measurement point, line or area should do first clear process, the presence of abnormal test video screen
The change should correct the distortions.
3.4 pairs of reference and the actual measurement calibration device, the error should be less than 0.005m.
3.5 measurement target, should choose target people close to the natural upright posture picture. The obtained data is the height and gesture, operation,
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