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Off-line Chinese handwritten character segmentation usually includes the coarse and fine steps. In order to identify which regions that gotten through the coarse step should be merged or segmented again, a threshold is usually adopted. In this paper, a fuzzy threshold method is presented to adapt for the variety of unconstrained writing styles. First, the coarse segmentation region's distribution...
A novel fuzzy weighted morphological filter is proposed for image edge detection, which based on weighted morphological operators and fuzzy morphological structuring elements (SE). It divided the filter window into four sub-windows, and selects the least variance sub-window and its mean of pixels is given. If the difference value between the pixel value and the mean is small, a big weight factors...
Typhoon is one type of disaster weather which can impose serious impact on the life and production of human society. It has special physical characteristics of clouds with the structure of cloud eye, cloud walls and spiral cloud bands. Much information about Typhoon motion, wind field and heavy rainfall is contained in spiral cloud bands. Therefore it is very important to segment and recognize its...
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