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| 2006 | ||
|---|---|---|
| 2 | Zhanchuan Cai, Wei Sun, Dongxu Qi: Matching 2D Shapes Using U Descriptors. Computer Graphics International 2006: 209-220 | |
| 2005 | ||
| 1 | Zhanchuan Cai, Wei Sun, Changzhen Xiong, Dongxu Qi: Watermarking of two-dimensional engineering graph based on the orthogonal complete U-system. CAD/Graphics 2005: 5 | |
| 1 | Dongxu Qi | [1] [2] |
| 2 | Wei Sun | [1] [2] |
| 3 | Changzhen Xiong | [1] |
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