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» Maximal Causality Analysis
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ICML
2007
IEEE
16 years 7 months ago
Full regularization path for sparse principal component analysis
Given a sample covariance matrix, we examine the problem of maximizing the variance explained by a particular linear combination of the input variables while constraining the numb...
Alexandre d'Aspremont, Francis R. Bach, Laurent El...
ICML
2008
IEEE
16 years 7 months ago
Dirichlet component analysis: feature extraction for compositional data
We consider feature extraction (dimensionality reduction) for compositional data, where the data vectors are constrained to be positive and constant-sum. In real-world problems, t...
Hua-Yan Wang, Qiang Yang, Hong Qin, Hongbin Zha
ICML
2008
IEEE
16 years 7 months ago
A least squares formulation for canonical correlation analysis
Canonical Correlation Analysis (CCA) is a well-known technique for finding the correlations between two sets of multi-dimensional variables. It projects both sets of variables int...
Liang Sun, Shuiwang Ji, Jieping Ye
SIGMOD
2008
ACM
189views Database» more  SIGMOD 2008»
16 years 7 months ago
Dynamic anonymization: accurate statistical analysis with privacy preservation
A statistical database (StatDB) retrieves only aggregate results, as opposed to individual tuples. This paper investigates the construction of a privacy preserving StatDB that can...
Xiaokui Xiao, Yufei Tao
CDC
2008
IEEE
138views Control Systems» more  CDC 2008»
16 years 1 months ago
Modeling and analysis of dynamic decision making in sequential two-choice tasks
—The focus of the work in this paper is the construction and analysis of a dynamical system model for human decision making in sequential two-choice tasks. In these tasks, a huma...
Linh Vu, Kristi A. Morgansen