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SIGIR
2004
ACM
16 years 9 days ago
Cluster-based retrieval using language models
Previous research on cluster-based retrieval has been inconclusive as to whether it does bring improved retrieval effectiveness over document-based retrieval. Recent developments ...
Xiaoyong Liu, W. Bruce Croft
AMEC
2004
Springer
16 years 8 days ago
Three Automated Stock-Trading Agents: A Comparative Study
Abstract. This paper documents the development of three autonomous stocktrading agents within the framework of the Penn Exchange Simulator (PXS), a novel stock-trading simulator th...
Alexander A. Sherstov, Peter Stone
ATAL
2004
Springer
16 years 8 days ago
Best-Response Multiagent Learning in Non-Stationary Environments
This paper investigates a relatively new direction in Multiagent Reinforcement Learning. Most multiagent learning techniques focus on Nash equilibria as elements of both the learn...
Michael Weinberg, Jeffrey S. Rosenschein
CASDMKM
2004
Springer
131views Data Mining» more  CASDMKM 2004»
16 years 8 days ago
XML-Based Schemes for Business Project Portfolio Selection
Abstract. Many methodologies have been introduced to deal with project portfolio selection problem including some techniques that help to evaluate individual projects, or to select...
Jichang Dong, Kin Keung Lai, Shouyang Wang
CIKM
2004
Springer
16 years 8 days ago
Grammar-based task analysis of web logs
The daily use of Internet-based services is involved with hundreds of different tasks being performed by multiple users. A single task is typically involved with a sequence of Web...
Savitha Srinivasan, Arnon Amir, Prasad M. Deshpand...
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