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BMCBI
2010
150views more  BMCBI 2010»
13 years 7 months ago
Kernel based methods for accelerated failure time model with ultra-high dimensional data
Background: Most genomic data have ultra-high dimensions with more than 10,000 genes (probes). Regularization methods with L1 and Lp penalty have been extensively studied in survi...
Zhenqiu Liu, Dechang Chen, Ming Tan, Feng Jiang, R...
BMCBI
2008
129views more  BMCBI 2008»
13 years 10 months ago
Motif-directed network component analysis for regulatory network inference
Background: Network Component Analysis (NCA) has shown its effectiveness in discovering regulators and inferring transcription factor activities (TFAs) when both microarray data a...
Chen Wang, Jianhua Xuan, Li Chen, Po Zhao, Yue Wan...
ICASSP
2009
IEEE
14 years 5 months ago
A nonparametric test for stationarity based on local Fourier analysis
In this paper we propose a nonparametric hypothesis test for stationarity based on local Fourier analysis. We employ a test statistic that measures the variation of time-localized...
Prabahan Basu, Daniel Rudoy, Patrick J. Wolfe
POPL
2002
ACM
14 years 10 months ago
Role analysis
We present a new role system in which the type (or role) of each object depends on its referencing relationships with other objects, with the role changing as these relationships ...
Viktor Kuncak, Patrick Lam, Martin C. Rinard
IRAL
2000
ACM
14 years 2 months ago
Structural analysis of cooking preparation steps in Japanese
We propose a method to create process flow graphs automatically from textbooks for cooking programs. This is realized by understanding context by narrowing down the domain to cook...
Reiko Hamada, Ichiro Ide, Shuichi Sakai, Hidehiko ...