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PAMI
2012
13 years 6 months ago
Task-Driven Dictionary Learning
—Modeling data with linear combinations of a few elements from a learned dictionary has been the focus of much recent research in machine learning, neuroscience, and signal proce...
Julien Mairal, Francis Bach, Jean Ponce
CHI
2007
ACM
16 years 4 months ago
Visualizing an enterprise Wiki
This paper describes the iterative development of a visualization for a wiki used in a large enterprise to manage research projects. An initial prototype-based field study exposed...
Xianghua Ding, Catalina Danis, Thomas Erickson, We...
DBSEC
2006
144views Database» more  DBSEC 2006»
15 years 5 months ago
Policy Classes and Query Rewriting Algorithm for XML Security Views
Most state-of-the-art approaches of securing XML documents are based on a partial annotation of an XML tree with security labels which are later propagated to unlabeled nodes of th...
Nataliya Rassadko
STOC
1996
ACM
92views Algorithms» more  STOC 1996»
15 years 8 months ago
Constructing Evolutionary Trees in the Presence of Polymorphic Characters
Abstract. Most phylogenetics literature and construction methods based upon characters presume monomorphism (one state per character per species), yet polymorphism (multiple states...
Maria Luisa Bonet, Cynthia A. Phillips, Tandy Warn...
ECAI
2006
Springer
15 years 8 months ago
Semantic Tree Kernels to Classify Predicate Argument Structures
Recent work on Semantic Role Labeling (SRL) has shown that syntactic information is critical to detect and extract predicate argument structures. As syntax is expressed by means of...
Alessandro Moschitti, Bonaventura Coppola, Daniele...