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» Skeletonization of Digital Objects
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SPIESR
1996
126views Database» more  SPIESR 1996»
15 years 5 months ago
Tools for Compressed-Domain Video Indexing and Editing
Indexing and editing digital video directly in the compressed domain offer many advantages in terms of storage efficiency and processing speed. We have designed automatic tools in...
Jianhao Meng, Shih-Fu Chang
ICASSP
2010
IEEE
15 years 4 months ago
Automatic detection of well sampled images via a new ringing measure
According to Shannon Sampling Theory, Fourier interpolation is the optimal way to reach subpixel accuracy from a properly-sampled digital image. However, for most images this inte...
Gwendoline Blanchet, Lionel Moisan, Bernard Roug&e...
ICASSP
2010
IEEE
15 years 4 months ago
Multiplicative update rules for nonnegative matrix factorization with co-occurrence constraints
Nonnegative matrix factorization (NMF) is a widely-used tool for obtaining low-rank approximations of nonnegative data such as digital images, audio signals, textual data, financ...
Steven K. Tjoa, K. J. Ray Liu
CGF
2010
115views more  CGF 2010»
15 years 4 months ago
Closed-form Blending of Local Symmetries
We present a closed-form solution for the symmetrization problem, solving for the optimal deformation that reconciles a set of local bilateral symmetries. Given as input a set of ...
Deboshmita Ghosh, Nina Amenta, Michael M. Kazhdan
CORR
2010
Springer
58views Education» more  CORR 2010»
15 years 4 months ago
Verifying Recursive Active Documents with Positive Data Tree Rewriting
This paper considers a tree-rewriting framework for modeling documents evolving through service calls. We focus on the automatic verification of properties of documents that may c...
Blaise Genest, Anca Muscholl, Zhilin Wu