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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[0023] Such as figure 1 Shown is a flowchart of an image color feature extraction method according to Embodiment 1 of the present invention, and the method includes:
[0024] S101. Obtain the video stream collected by the camera in the associated scene, extract candidate fringe lines from the video stream using an edge detection algorithm, and approximate the candidate fringe lines that meet the conditions with horizontal or vertical line segments;
[0025] S102. Determine the stripe line density, eliminate non-pedestrian interference, and obtain the framed pedestrian position;
[0026] S103. Extract the features in the pedestrian frame of striped clothing and establish a feature database;
[0027] S104. According to the front and back position relationship of the camera in the associated scene, select the pedestrian in the striped clothing to be retrieved in the current camera, extract the position and feature, and perform matching and sorting with the feature library in the previous ...
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