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» Hierarchical approximation and localization
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TIP
2002
102views more  TIP 2002»
15 years 1 months ago
Hierarchical watermarking for secure image authentication with localization
Several fragile watermarking schemes presented in the literature are either vulnerable to vector quantization (VQ) counterfeiting attacks or sacrifice localization accuracy to impr...
Mehmet Utku Celik, Gaurav Sharma, Eli Saber, A. Mu...
CIKM
2009
Springer
15 years 8 months ago
Agglomerating local patterns hierarchically with ALPHA
To increase the relevancy of local patterns discovered from noisy relations, it makes sense to formalize error-tolerance. Our starting point is to address the limitations of state...
Loïc Cerf, Pierre-Nicolas Mougel, Jean-Fran&c...
PPOPP
2006
ACM
15 years 8 months ago
Programming for parallelism and locality with hierarchically tiled arrays
Tiling has proven to be an effective mechanism to develop high performance implementations of algorithms. Tiling can be used to organize computations so that communication costs i...
Ganesh Bikshandi, Jia Guo, Daniel Hoeflinger, Gheo...
MICCAI
2004
Springer
16 years 2 months ago
Image Registration by Hierarchical Matching of Local Spatial Intensity Histograms
We previously presented a HAMMER image registration algorithm that demonstrated high accuracy in superposition of images from different individual brains. However, the HAMMER regis...
Dinggang Shen