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We present a descriptor for human face objects in visual content. The descriptor enables similarity-based retrieval using a face image as the query. The descriptor for a set of face objects consists of three components: a face subspace that is computed using principal component analysis, a discriminant matrix that classifies the set of faces, and a(More)
Video shot detection plays a fundamental role in video access/analysis. Among many shot detection schemes, color based schemes seem to be the most widely used ones which can be applied to videos of different domains. However color based techniques are not always very eecient. For example, over-detection (high false-alarm rate) may occur, especially for(More)
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