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» An Algorithm for the Reduction of Linear DAE
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TIP
2002
183views more  TIP 2002»
13 years 8 months ago
Speckle reducing anisotropic diffusion
This paper provides the derivation of speckle reducing anisotropic diffusion (SRAD), a diffusion method tailored to ultrasonic and radar imaging applications. SRAD is the edge-sens...
Yongjian Yu, Scott T. Acton
ICML
2004
IEEE
14 years 9 months ago
Automated hierarchical mixtures of probabilistic principal component analyzers
Many clustering algorithms fail when dealing with high dimensional data. Principal component analysis (PCA) is a popular dimensionality reduction algorithm. However, it assumes a ...
Ting Su, Jennifer G. Dy
ALDT
2009
Springer
142views Algorithms» more  ALDT 2009»
14 years 3 months ago
Finding Best k Policies
Abstract. An optimal probabilistic-planning algorithm solves a problem, usually modeled by a Markov decision process, by finding its optimal policy. In this paper, we study the k ...
Peng Dai, Judy Goldsmith
FOCS
2000
IEEE
14 years 1 months ago
Stable Distributions, Pseudorandom Generators, Embeddings and Data Stream Computation
In this article, we show several results obtained by combining the use of stable distributions with pseudorandom generators for bounded space. In particular: —We show that, for a...
Piotr Indyk
WOB
2003
140views Bioinformatics» more  WOB 2003»
13 years 10 months ago
Computing Maximum Subsequence in Parallel
The maximum subsequence problem finds the contiguous subsequence of n real numbers with the highest sum. This is an important problem that arises in several contexts in Computatio...
Carlos E. R. Alves, Edson Cáceres, Siang W....