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SIGIR
2003
ACM
15 years 4 months ago
Beyond independent relevance: methods and evaluation metrics for subtopic retrieval
We present a non-traditional retrieval problem we call subtopic retrieval. The subtopic retrieval problem is concerned with finding documents that cover many different subtopics ...
ChengXiang Zhai, William W. Cohen, John D. Laffert...
80
Voted
INFOCOM
2002
IEEE
15 years 4 months ago
Optimal MAC State Switching for cdma2000 Networks
— This paper deals with the performance modeling of the various MAC states as defined by the cdma2000 protocol. Our method uses a composite performance metric which has the capa...
Mainak Chatterjee, Sajal K. Das
IPPS
2000
IEEE
15 years 3 months ago
JavaSpMT: A Speculative Thread Pipelining Parallelization Model for Java Programs
This paper presents a new approach to improve performance of Java programs by extending the superthreaded speculative execution model [14, 15] to exploit coarsegrained parallelism...
Iffat H. Kazi, David J. Lilja
83
Voted
ICASSP
2010
IEEE
14 years 11 months ago
Wideband noise suppression supported by artificial bandwidth extension techniques
This contribution presents a wideband (50 Hz – 7 kHz) speech enhancement system that is operating in the frequency domain. As a novel feature, techniques known from artificial ...
Thomas Esch, Florian Heese, Bernd Geiser, Peter Va...
JMLR
2006
153views more  JMLR 2006»
14 years 11 months ago
Collaborative Multiagent Reinforcement Learning by Payoff Propagation
In this article we describe a set of scalable techniques for learning the behavior of a group of agents in a collaborative multiagent setting. As a basis we use the framework of c...
Jelle R. Kok, Nikos A. Vlassis