Crime monitoring method based on face recognition technology and behavior and sound recognition

A face recognition and speech recognition technology, applied in speech recognition, speech analysis, character and pattern recognition, etc., can solve the problems of lack of recognition, recognition of contour features, slow retrieval, inability to effectively monitor and early warning, etc. rate, change post-event tracking, and shorten the time to solve a case

Active Publication Date: 2013-08-14
FUJIAN YIRONG INFORMATION TECH
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AI Technical Summary

Problems solved by technology

[0002] At present, the face recognition technology is based on the facial features of people. For the input face image or video stream, it is first judged whether there is a face. The location information of facial organs, and then based on this information, further extract the identity features contained in each face, and compare them with known faces to identify the identity of each face; currently face recognition is only based on large Triangular face recognition only completes the recognition of the half part of the face, lacks the recognition of the lower part of the face, the recognition of contour features, and the combination of proportional changes when the shape of the mouth changes; in this way, when the expression changes, the error Also too large, the recognition rate is naturally low
[0003] At the same time, the exis

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  • Crime monitoring method based on face recognition technology and behavior and sound recognition
  • Crime monitoring method based on face recognition technology and behavior and sound recognition

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[0030] see figure 1 and figure 2 , figure 1 The circles in the figure represent the feature points of the face, and the numbers in the circles are the numbering of the feature points, which is convenient for explaining their positions. figure 1 The positions of the 98 feature points are marked in , and they are numbered respectively, from 1 to 98.

[0031] A crime monitoring method based on face recognition technology and behavior voice recognition. The face recognition technology is specifically: the face recognition technology is based on large triangle recognition, combined with small triangle recognition, six-spacing recognition, and cross-ratio recognition. One or any combination of more than one, in order to obtain face feature information, to determine the uniqueness of the person; the big triangle recognition refers to the middle position of the left eye (see figure 1 Mark 96), the middle position of the right eye (see figure 1 No. 97), nose tip location (see fig...

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Abstract

The invention provides a crime monitoring method based on the face recognition technology and behavior and sound recognition, which includes the following steps: Step 1, recoding a video through a camera, reducing dimensions of the video to form a picture message ensemble; Step 2, performing the recognition comparison to the picture message ensemble as per an intelligent behavior pattern, and issuing an early warning and storing the video if the comparison is successful; and Step 3, verifying the crime situation by a police on duty, confirming the position of the camera through a GPS for positioning and tracking and confirming the police strength nearby, and sending crime situation to polices nearby by the police on duty, and if no police is on duty, confirming the position of the camera automatically through the GPS for positioning and tracking and confirming the police strength nearby, and sending crime situation to polices nearby and staff on duty. According to the invention, different intelligent behavior patterns are set as per the monitoring requirements of different situations, targeted monitoring is introduced, early warning prevention in advance is realized, the case is prevented from further worsening, the time in solving a criminal case is shortened, and the detection rate is improved.

Description

technical field [0001] The invention relates to a crime monitoring method based on face recognition and behavior voice recognition. Background technique [0002] At present, the face recognition technology is based on the facial features of people. For the input face image or video stream, it is first judged whether there is a face. The location information of facial organs, and then based on this information, further extract the identity features contained in each face, and compare them with known faces to identify the identity of each face; currently face recognition is only based on large Triangular face recognition only completes the recognition of the half part of the face, lacks the recognition of the lower part of the face, the recognition of contour features, and the combination of proportional changes when the shape of the mouth changes; in this way, when the expression changes, the error It is also too large, and the recognition rate is naturally low. [0003] At...

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Application Information

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IPC IPC(8): G06K9/00G10L15/00
Inventor 倪时龙许成功曾伟波郑志豪林祥仙
Owner FUJIAN YIRONG INFORMATION TECH
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