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Method applied to event-oriented intelligent surveillance camera

An intelligent monitoring and camera technology, applied in image analysis, instruments, closed-circuit television systems, etc., can solve problems such as high false alarm rate, inconvenient manual inspection, unclear images, etc., shorten browsing time, reduce spatio-temporal redundancy, and quickly The effect of playing

Active Publication Date: 2018-09-14
NANJING XINBIDA INTELLIGENT TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The purpose of the present invention is to provide an event-oriented intelligent monitoring camera method to solve the problem of unclear images of monitoring video recordings obtained by monitoring equipment in the prior art, low efficiency of video browsing and viewing, high false alarm rate, weak pertinence, and artificial Viewing inconvenience, etc., affect the target clarity, viewing efficiency, accuracy and convenience of surveillance video recording

Method used

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  • Method applied to event-oriented intelligent surveillance camera
  • Method applied to event-oriented intelligent surveillance camera
  • Method applied to event-oriented intelligent surveillance camera

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Embodiment Construction

[0046] Preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0047] Such as figure 1 As shown, the present embodiment provides a method applied to criminal investigation-oriented intelligent surveillance cameras, including:

[0048] After video acquisition and processing, three code streams are obtained, including low-resolution video, high-definition images with intervals of several seconds, and high-definition moving target images. The fusion steps are:

[0049] After bilinear interpolation, the low-resolution video is feathered and superimposed with the high-definition moving target image for display;

[0050] Or, the difference between the low-resolution video and the high-definition image at intervals of several seconds after bilinear interpolation is performed to obtain a differential image, and it is judged whether the pixel value of the obtained differential image is less than a given thresho...

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Abstract

The invention provides an event-oriented intelligent camera monitoring method. The method includes the steps that after video capture is conducted, processing is carried out, three code streams are obtained, the three code streams include a low-resolution video, high-definition images which are spaced by a plurality of seconds and a high-definition moving object image, and the three code streams are displayed on a display terminal independently or are displayed on the display terminal after being overlaid and fused. By means of the event-oriented intelligent camera monitoring method, one video which is much shorter than an original video can be provided, and the browsing time is greatly shortened; event clues can be searched for quickly according to the information such as time, and thus the investigation and evidence collection efficiency is improved; space information in the scene is fully utilized, space-time redundancy in the video is reduced, events which happen at different periods of time are displayed at the same time, and activities in the video can be understood and grasped easily; activities and events in the original video cannot be lost, and the effects that fast playing can be achieved and video information cannot be lost are achieved; the code stream bandwidth and the definition of special areas are both considered, hence, powerful support is provided for evidence collection after events, and a wide application requirement for the method can be met in the video security and protection monitoring field.

Description

technical field [0001] The invention relates to a method applied to an event-oriented intelligent monitoring camera. Background technique [0002] Video surveillance is the physical basis for real-time monitoring of key departments or important places in various industries. Management departments can obtain effective data, images or sound information through it, and monitor and remember the process of sudden abnormal events in time to provide efficient , Timely command and altitude, deployment of police forces, handling cases, etc. Especially in the process of criminal investigation, as one of the important bases for investigating cases after the incident, surveillance video recordings should ensure the clarity of the target, efficiency, accuracy and convenience of viewing the surveillance video recordings. However, the current video surveillance network has the following problems: [0003] 1. Although the current camera resolution is very high, in order to save the long-t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04N7/18G06T7/20
Inventor 任明武
Owner NANJING XINBIDA INTELLIGENT TECH
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