325 search results - page 34 / 65 » Statistical Properties of Kernel Principal Component Analysi... |
ICML
2008
IEEE
14 years 9 months ago
2008
IEEE
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...
WWW
2004
ACM
14 years 9 months ago
2004
ACM
The goal is to build a general framework for ad hoc applications over large networks using semantics and complex systems analysis. The first part deals with semantics because appl...
PAMI
2007
13 years 8 months ago
2007
—In this paper, we present a new model for deformations of shapes. A pseudolikelihood is based on the statistical distribution of the gradient vector field of the gray level. The...
MICCAI
2005
Springer
14 years 9 months ago
2005
Springer
Abstract. In this paper we present a novel method for building a 4D statistical atlas describing the cardiac anatomy and how the cardiac anatomy changes during the cardiac cycle. T...
CTRSA
2005
Springer
14 years 2 months ago
2005
Springer
Abstract. We consider a statistical database in which a trusted administrator introduces noise to the query responses with the goal of maintaining privacy of individual database en...