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China is implementing a global land cover mapping project with 30 m resolution data around year 2000 and 2010. Mapping residential areas is an important component in this effort. In this paper, we present a new method for settlement area mapping. It integrates supervised method, unsupervised method, frequency based contextual classification method, and object based method. We test our method on three...
This paper proposes a motion-focusing method to extract key frames and generate summarization synchronously for surveillance videos. Within each pre-segmented video shot, the proposed method focuses on one constant-speed motion and aligns the video frames by fixing this focused motion into a static situation. According to the relative motion theory, the other objects in the video are moving relatively...
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