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Real-time accurate ball tracking in sport games is important for automated game analysis and augment reality display. It is very difficult because the ball is usually very small, with few features and large variance appearance, sudden motion change and occlusion occurs quite often as well as the background is noisy. Badminton is one of the fastest ball games in the world and so tracking a shuttlecock...
After introducing the past research achievements in the field of automatic selection of road network, the advantages and shortcomings of how to select the road network were underlined, then a new road selection algorithm to fetch up the shortcomings was put forward. First, the assessment criteria of the importance of road network were summarized and classified on the basis of constraints in road network...
Sign language is the language of the deaf which used as major daily communication tool. Sign language recognition can not only provide convenience for the deaf and also personified as a research platform for human-computer interaction and it has important academic values and broad application prospects. The current field of pattern recognition, Gabor wavelet transform has been widely used. In this...
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