Method of detecting objects

The invention, at the first frame, records the background, as the threshold of detection-constant image with the predeterming minimum threshold, and with each subsequent frame, corrects the background and threshold with formulas while producing the adaptation of a renewal-constant in each pixel depe...

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Hauptverfasser: SMIRNOVA EKATERINA YUREVNA, KOGAN LEV BORISOVICH, KONDRATYEV ALEXANDER SERGEYEVICH, POLOVKO SERGEY ANATOLIYEVICH, STUPIN KIRILL NIKOLAYEVICH, YUDIN VICTOR IVANOVICH, LOPOTA VITALY ALEXANDROVICH, STEPANOV DMITRY NIKOLAYEVICH
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention, at the first frame, records the background, as the threshold of detection-constant image with the predeterming minimum threshold, and with each subsequent frame, corrects the background and threshold with formulas while producing the adaptation of a renewal-constant in each pixel depending on the presence of the detected object, defines the difference between the current frame and background, compares it with the threshold, combines elements exceeding a threshold into detection zones, performs rejection of the detection zones, divides the zones in order to separate shadows, forms a tracking zone, searches already-detected segment of objects, forming clusters of the tracking zones. The coordinates of the obtained rectangles are assumed as the coordinates of the objects located in the frame.