Sciweavers

1411 search results - page 143 / 283
» Discriminative Random Fields
Sort
View
ICC
2007
IEEE
160views Communications» more  ICC 2007»
14 years 4 months ago
Efficient Coverage Planning for Grid-Based Wireless Sensor Networks
- In this paper we study efficient triangular grid-based sensor deployment planning for coverage when sensor placements are perturbed by random errors around their corresponding gr...
Glen Takahara, Kenan Xu, Hossam S. Hassanein
BMCBI
2004
111views more  BMCBI 2004»
13 years 10 months ago
Multiclass discovery in array data
Background: A routine goal in the analysis of microarray data is to identify genes with expression levels that correlate with known classes of experiments. In a growing number of ...
Yingchun Liu, Markus Ringnér
SIGIR
2002
ACM
13 years 10 months ago
Document clustering with cluster refinement and model selection capabilities
In this paper, we propose a document clustering method that strives to achieve: (1) a high accuracy of document clustering, and (2) the capability of estimating the number of clus...
Xin Liu, Yihong Gong, Wei Xu, Shenghuo Zhu
FOCS
2008
IEEE
14 years 4 months ago
Almost-Natural Proofs
Razborov and Rudich have shown that so-called natural proofs are not useful for separating P from NP unless hard pseudorandom number generators do not exist. This famous result is...
Timothy Y. Chow
TSP
2008
151views more  TSP 2008»
13 years 10 months ago
Convergence Analysis of Reweighted Sum-Product Algorithms
Markov random fields are designed to represent structured dependencies among large collections of random variables, and are well-suited to capture the structure of real-world sign...
Tanya Roosta, Martin J. Wainwright, Shankar S. Sas...