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ICML
2010
IEEE
15 years 7 months ago
Proximal Methods for Sparse Hierarchical Dictionary Learning
We propose to combine two approaches for modeling data admitting sparse representations: on the one hand, dictionary learning has proven effective for various signal processing ta...
Rodolphe Jenatton, Julien Mairal, Guillaume Obozin...
ADBIS
2010
Springer
173views Database» more  ADBIS 2010»
15 years 6 months ago
Applying the UFO Ontology to Design an Agent-Oriented Engineering Language
The problem of designing suitable conceptual modeling languages for system engineering is far from being solved. In the past years, some works have proposed the use of foundational...
Renata S. S. Guizzardi, Giancarlo Guizzardi
RECSYS
2010
ACM
15 years 6 months ago
Beyond accuracy: evaluating recommender systems by coverage and serendipity
When we evaluate the quality of recommender systems (RS), most approaches only focus on the predictive accuracy of these systems. Recent works suggest that beyond accuracy there i...
Mouzhi Ge, Carla Delgado-Battenfeld, Dietmar Janna...
CVPR
2008
IEEE
15 years 6 months ago
Joint learning and dictionary construction for pattern recognition
We propose a joint representation and classification framework that achieves the dual goal of finding the most discriminative sparse overcomplete encoding and optimal classifier p...
Duc-Son Pham, Svetha Venkatesh
GLOBECOM
2008
IEEE
15 years 6 months ago
Traffic-Aware Inter-Domain Routing for Improved Internet Routing Stability
This paper develops and studies a traffic-aware inter-domain routing (TIDR) protocol, which drastically improves the stability of the BGP-based inter-domain routing system. TIDR is...
Peng Chen, Woon Hyung Cho, Zhenhai Duan, Xin Yuan