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"A semi-fragile watermarking algorithm for authenticating 2D CAD ..."
Fei Peng et al. (2010)
- Fei Peng
, Re-Si Guo, Chang-Tsun Li
, Min Long:
A semi-fragile watermarking algorithm for authenticating 2D CAD engineering graphics based on log-polar transformation. Comput. Aided Des. 42(12): 1207-1216 (2010)

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