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This paper presents a novel scheme for human action recognition. First of all, we employ the curvature estimation to analyze human posture patterns and to yield the discriminative feature sequences. The feature sequences are further represented into sets of strings. Consequently, we can solve human action recognition problem by the string matching technique. In order to boost the performance of string...
Image indexing is one of the most popular research areas of computer vision, such as for digital libraries, multimedia systems and TV program systems. This paper focuses on the face image indexing applications. The authors proposed a new scheme for face image indexing by using a knowledge-based method that artists draw human portraits. The basic idea is to analyze artists how to draw a portrait based...
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