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TIP
2010
87views more  TIP 2010»
15 years 5 months ago
A Nonconservative Flow Field for Robust Variational Image Segmentation
—We introduce a robust image segmentation method based on a variational formulation using edge flow vectors. We demonstrate the nonconservative nature of this flow field, a fe...
Pratim Ghosh, Luca Bertelli, Baris Sumengen, B. S....
EMNLP
2009
15 years 4 months ago
Statistical Bistratal Dependency Parsing
We present an inexact search algorithm for the problem of predicting a two-layered dependency graph. The algorithm is based on a k-best version of the standard cubictime search al...
Richard Johansson
JCAM
2010
173views more  JCAM 2010»
15 years 1 months ago
A filter diagonalization for generalized eigenvalue problems based on the Sakurai-Sugiura projection method
The Sakurai-Sugiura projection method, which solves a generalized eigenvalue problem to find certain eigenvalues in a given domain, was reformulated by using the resolvent theory....
Tsutomu Ikegami, Tetsuya Sakurai, Umpei Nagashima
C3S2E
2011
ACM
14 years 10 months ago
A parallel LLL algorithm
The LLL algorithm is a well-known and widely used lattice basis reduction algorithm. In many applications, its speed is critical. Parallel computing can improve speed. However, th...
Yixian Luo, Sanzheng Qiao

Publication
295views
15 years 2 months ago
 Self-Authentication Of Natural Color Images In Pascal Transform Domain
This paper proposes a self-authentication scheme for color images, using a fragile data hiding method based on the Discrete Pascal Transform (DPT). The main contribution of this wo...
E. E. Varsaki, V. Fotopoulos and A. N. Skodras