STATIC VIDEO RECOGNITION

Some implementations can include a computer-implemented method and/or system for recognizing a static video. A method may include obtaining an input video frame from among one or more video frames of an input video, wherein the video frames were acquired prior to receiving a shutter press indication...

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Bibliographische Detailangaben
Hauptverfasser: LIN, Shengyi, HONG, Wei
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:Some implementations can include a computer-implemented method and/or system for recognizing a static video. A method may include obtaining an input video frame from among one or more video frames of an input video, wherein the video frames were acquired prior to receiving a shutter press indication and following a receiving of the shutter press indication. The method further includes downsampling, smoothing, computing a temporal gradient, estimating local motion, estimating global motion, computing one or more subject motion vectors, converting the one or more subject motion vectors into a score map, computing an entropy score based on the score map, mapping the entropy score, identifying a number of static frames, and determining that the input video is a static video if a ratio of the number of static frames to a number of the video frames in the input video meets a static frame threshold.