Method and system for pedestrian retrieval based on internet of things
A technology of the Internet of Things and pedestrians, applied in the direction of instruments, character and pattern recognition, computer components, etc.
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Embodiment 1
[0023] Such as figure 1 As shown, it is a flow chart of an image color feature extraction method in Embodiment 1 of the present invention, and the method includes:
[0024] S101. Obtain the video stream collected by the camera in the associated scene, respectively use the edge detection algorithm to extract candidate stripe lines from the video stream, and approximate the qualified candidate stripe lines with horizontal line segments or vertical line segments;
[0025] S102. Judging the line density of stripes, excluding non-pedestrian interference, and obtaining the framed pedestrian position;
[0026] S103. Extract the features in the frame of pedestrians in striped clothing, and establish a feature library;
[0027] S104. According to the front and back position relationship of the camera in the associated scene, select the pedestrian in striped clothing to be retrieved in the current camera, extract the position and features, and perform matching and sorting with the feat...
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