Dingyuan Xia

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Aimed at the characteristics and localizations of mutual information used in shot boundary detection, a new shot boundary detection method based on difference sequences of mutual information is presented. The measure used for detecting the shot boundary is not the mutual information itself involved in the frames of video sequences, but the absolute value(More)
Aimed at the application requirements of content-based image retrieval technology on the Internet, firstly, some key techniques and application ways are researched, then the principles and methods how to reduce the “gap” between low-level visual features and high-level semantic description of image are analyzed for improving the efficiency(More)
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