Patent ID: 9171578
Filing Date: 2015-10-27
Classification: G06K,G11B

Abstract:
1. A method of creating a skimming preview of a video, the method comprising: electronically receiving a plurality of video shots; analyzing each frame in a video shot from the plurality of video shots, analyzing comprising determining a saliency of each frame of the video shot; selecting a key frame of the video shot based on the saliency of each frame of the video shot after determining the saliency of each frame in the video shot; extracting visual features from the key frame after selecting the key frame; performing shot clustering of the plurality of video shots to determine concept patterns based on the visual features; and generating a reconstruction reference tree based on the shot clustering, the reconstruction reference tree comprising video shots categorized according to each concept pattern, wherein generating the reconstruction reference tree comprises categorizing video shots within concept categories ordered according to concept importance, and ordering video shots within each concept category according to saliency.