Watermarking algorithm for vector geo-spatial data based on DFT phase

被引:0
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作者
Wang, Qisheng [1 ,2 ]
Zhu, Changqing [2 ]
Xu, Dehe [3 ]
机构
[1] Institute of Surveying and Mapping, Information Engineering University, 66 Middle Longhai Road, Zhengzhou 450052, China
[2] Key Laboratory of Virtual Geographic Environment, Nanjing Normal University, 1 Wenyuan Road, Nanjing 210054, China
[3] Institute of Resources and Environment, North China University of Water Resources and Electric Power, 36 Beihuan Road, Zhengzhou 450011, China
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页码:523 / 526
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