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» On Performance Modeling of Ad Hoc Routing Protocols
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SIGIR
2002
ACM
14 years 9 months ago
Risk minimization and language modeling in text retrieval dissertation abstract
tion Abstract ChengXiang Zhai (Advisor: John Lafferty) Language Technologies Institute School of Computer Science Carnegie Mellon University With the dramatic increase in online in...
ChengXiang Zhai
ICC
2007
IEEE
121views Communications» more  ICC 2007»
15 years 4 months ago
Design of Collaborative Codes Achieving Space-Time Diversity
— In wireless networks, the use of collaboration has been shown to provide an increase in reliability due to an increase in diversity. Specifically it has been shown that by havi...
Patrick Tooher, Hesam Khoshneviss, M. Reza Soleyma...
INEX
2007
Springer
15 years 3 months ago
The Garnata Information Retrieval System at INEX'07
This paper exposes the results of our participation at INEX’07 in the AdHoc track and the comparison of these results with respect to the ones obtained last year. Three runs were...
Luis M. de Campos, Juan M. Fernández-Luna, ...
CIKM
2009
Springer
15 years 2 months ago
A comparative study of methods for estimating query language models with pseudo feedback
We systematically compare five representative state-of-theart methods for estimating query language models with pseudo feedback in ad hoc information retrieval, including two var...
Yuanhua Lv, ChengXiang Zhai
ENTCS
2008
110views more  ENTCS 2008»
14 years 9 months ago
Performance Evaluation of Elastic GALS Interfaces and Network Fabric
This paper reports on the design of a test chip built to test a) a new latency insensitive network fabric protocol and circuits, b) a new synchronizer design, and c) how efficient...
JunBok You, Yang Xu, Hosuk Han, Kenneth S. Stevens