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BMCBI
2008
122views more  BMCBI 2008»
13 years 8 months ago
A practical comparison of two K-Means clustering algorithms
Background: Data clustering is a powerful technique for identifying data with similar characteristics, such as genes with similar expression patterns. However, not all implementat...
Gregory A. Wilkin, Xiuzhen Huang
CGF
2008
140views more  CGF 2008»
13 years 8 months ago
Interactive Glossy Reflections using GPU-based Ray Tracing with Adaptive LOD
We present an interactive GPU-based algorithm for accurately rendering high-quality, dynamic glossy reflection effects from both HDR environment maps and local scene objects. Our ...
Xuan Yu, Rui Wang 0003, Jingyi Yu
CORR
2008
Springer
98views Education» more  CORR 2008»
13 years 8 months ago
Information-theoretic limits on sparse signal recovery: Dense versus sparse measurement matrices
We study the information-theoretic limits of exactly recovering the support set of a sparse signal, using noisy projections defined by various classes of measurement matrices. Our ...
Wei Wang, Martin J. Wainwright, Kannan Ramchandran
ARTMED
2006
86views more  ARTMED 2006»
13 years 8 months ago
Spatiotemporal reasoning about epidemiological data
Objective. In this article, we propose new methods to visualize and reason about spatiotemporal epidemiological data. Background. Efficient computerized reasoning about epidemics ...
Peter Z. Revesz, Shasha Wu
BMCBI
2006
111views more  BMCBI 2006»
13 years 8 months ago
SIMMAP: Stochastic character mapping of discrete traits on phylogenies
Background: Character mapping on phylogenies has played an important, if not critical role, in our understanding of molecular, morphological, and behavioral evolution. Until very ...
Jonathan P. Bollback