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» Information Retrieval and Artificial Intelligence
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TSP
2012
14 years 2 months ago
Robust Multicast Beamforming for Spectrum Sharing-Based Cognitive Radios
Abstract—We consider a robust downlink beamforming optimization problem for secondary multicast transmission in a multiple-input multiple-output (MIMO) spectrum sharing cognitive...
Yongwei Huang, Qiang Li, Wing-Kin Ma, Shuzhong Zha...
ATAL
2009
Springer
16 years 1 months ago
Integrating organizational control into multi-agent learning
Multi-Agent Reinforcement Learning (MARL) algorithms suffer from slow convergence and even divergence, especially in largescale systems. In this work, we develop an organization-b...
Chongjie Zhang, Sherief Abdallah, Victor R. Lesser
JELIA
2000
Springer
15 years 10 months ago
An Algorithmic Approach to Recover Inconsistent Knowledge-Bases
Abstract. We consider an algorithmic approach for revising inconsistent data and restoring its consistency. This approach detects the\spoiled" part of the data (i.e., the set ...
Ofer Arieli
166
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WWW
2006
ACM
16 years 7 months ago
Logical structure based semantic relationship extraction from semi-structured documents
Addressed in this paper is the issue of semantic relationship extraction from semi-structured documents. Many research efforts have been made so far on the semantic information ex...
Kuo Zhang, Gang Wu, Juan-Zi Li
AAAI
2006
15 years 8 months ago
Bookmark Hierarchies and Collaborative Recommendation
GiveALink.org is a social bookmarking site where users may donate and view their personal bookmark files online securely. The bookmarks are analyzed to build a new generation of i...
Benjamin Markines, Lubomira Stoilova, Filippo Menc...