%0 Journal Article
%T 基于小波域HMM模型的自适应图像水印算法
%A 张荣跃
%A 倪江群
%A 黄继武
%J 自动化学报
%P 705-712
%D 2005
%X ？AnadaptiveimagewatermarkingalgorithmbasedonHMMinwaveletdomainisproposed.Thealgorithmisabstractedasfollows:1)thevectorHMMmodelisemployedtodescribethestatisticalcharacteristicofimagewaveletcoefficientsandtheresultingHMMbaseddetectorachievessignificantimprovementsinperformancecomparedtotheconventionalcorrelationdetector;2)adaptivewatermarkembeddingbasedonHVSanalysis;3)anovelembeddingstrategywhichisoptimizedfortheHMMtreestructureisadopted;4)thestrategyofdynamicalthresholdisappliedinwatermarkdetection.HighrobustresultsareachievedagainstStirmarkattacks,suchasJPEGcompression,addingnoise,mediancutandfilter.
%K Watermark
%K hiddenmarkovmodel(HMM)
%K blinddetection
%K HVS
%U http://www.aas.net.cn/CN/abstract/abstract15971.shtml