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Pengda Wu, Yong Yin, Chuangqi Wu, Xiaofei Bai, Chunxiao Zhang and Zhaoxin Dai
Road networks are the skeletal elements of topographic maps at different scales, and road selection is a prerequisite for implementing continuous multiscale spatial representations of road networks. The mesh-based approach is a common, advanced and power...
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Chengming Li, Wei Wu, Pengda Wu, Yong Yin and Zhaoxin Dai
As the coding of a dendritic river system can be used to represent the stream order and spatial-structure of a river network, it is always used in river selection, which is a key step in topographic map generalization. There are two categories of convent...
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Chengming Li, Yong Yin, Pengda Wu and Wei Wu
Extraction of the skeleton line of complex polygons is difficult, and a hot topic in map generalization study. Due to the irregularity and complexity of junctions, it is difficult for traditional methods to maintain main structure and extension character...
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Yong Yin, Chengming Li and Pengda Wu
Filling dot maps with a regular pattern is a key step in visual representation of land use data. The traditional methods cannot adapt well to shape features of complex areas, leading to an unreasonable symbol arrangement in the inner region and area boun...
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Chengming Li, Yong Yin, Xiaoli Liu and Pengda Wu
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Chengming Li, Yong Yin, Pengda Wu, Xiaoli Liu and Peipei Guo
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Wei Hou, Xuejun Lu, Pengda Wu, An Xue and Liuke Li
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