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» Algorithms for Categorical Equivalence
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IDEAL
2009
Springer
15 years 4 months ago
Optimizing Data Transformations for Classification Tasks
Many classification algorithms use the concept of distance or similarity between patterns. Previous work has shown that it is advantageous to optimize general Euclidean distances (...
José María Valls, Ricardo Aler
TSP
2011
165views more  TSP 2011»
15 years 1 months ago
Quaternion ICA From Second-Order Statistics
—This paper addresses the independent component analysis (ICA) of quaternion random vectors. In particular, we focus on the Gaussian case and therefore only consider the quaterni...
Javier Vía, Daniel P. Palomar, Luis Vielva,...
SIAMIS
2010
190views more  SIAMIS 2010»
15 years 1 months ago
Analysis and Generalizations of the Linearized Bregman Method
This paper analyzes and improves the linearized Bregman method for solving the basis pursuit and related sparse optimization problems. The analysis shows that the linearized Bregma...
Wotao Yin
CVPR
2011
IEEE
14 years 10 months ago
Supervised Hypergraph Labeling
We address the problem of labeling individual datapoints given some knowledge about (small) subsets or groups of them. The knowledge we have for a group is the likelihood value fo...
Toufiq Parag, Ahmed Elgammal
INFOCOM
2011
IEEE
14 years 10 months ago
Resource management for fading wireless channels with energy harvesting nodes
—Wireless systems comprised of rechargeable nodes have a significantly prolonged lifetime and are sustainable. A distinct characteristic of these systems is the fact that the no...
Omur Ozel, Kaya Tutuncuoglu, Jing Yang, Sennur Ulu...