Method to detect violent behaviors in elevator car
A technology of elevator car and detection method, which is applied to instruments, character and pattern recognition, elevators, etc., can solve problems such as limited application scope, and achieve the effect of avoiding false alarms
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[0042] The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings.
[0043] figure 1 It is a method flowchart of a method for detecting violent behavior in an elevator car provided by an embodiment of the present invention, such as figure 1 Said, the method may include the following steps:
[0044] Step 110, acquire the captured video of the elevator car.
[0045] Step 120, perform Shi-Tomasi corner point detection according to continuous video frames in the captured video to determine feature points.
[0046] Jianbo Shi and Carlo Tomasi proposed a feature point suitable for tracking, also known as Shi-Tomasi corner point.
[0047] In image tracking, not all parts of the image contain complete motion information. In order to avoid excessive calculation and extraction of invalid information, it is necessary to track corner points or windows that change drastically in space, that is, firstly, Find feature p...
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