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SIGIR
2006
ACM
14 years 3 months ago
Mining dependency relations for query expansion in passage retrieval
Classical query expansion techniques such as the local context analysis (LCA) make use of term co-occurrence statistics to incorporate additional contextual terms for enhancing pa...
Renxu Sun, Chai-Huat Ong, Tat-Seng Chua
JCDL
2005
ACM
152views Education» more  JCDL 2005»
14 years 3 months ago
In the company of readers: the digital library book as "practiced place"
Most digital libraries (DLs) necessarily focus on the complex issues that arise when library collections are freed from their physical anchors in buildings and on paper. Typical i...
Nancy Kaplan, Yoram Chisik
MM
2003
ACM
118views Multimedia» more  MM 2003»
14 years 3 months ago
PROMISE: peer-to-peer media streaming using CollectCast
We present the design, implementation, and evaluation of PROMISE, a novel peer-to-peer media streaming system encompassing the key functions of peer lookup, peer-based aggregated ...
Mohamed Hefeeda, Ahsan Habib, Boyan Botev, Dongyan...
XMLSEC
2003
ACM
14 years 3 months ago
Access control of XML documents considering update operations
As a large quantity of information is presented in XML format on the Web, there are increasing demands for XML security. Until now, research on XML security has been focused on th...
Chung-Hwan Lim, Seog Park, Sang Hyuk Son
CIKM
2009
Springer
14 years 2 months ago
Improvements that don't add up: ad-hoc retrieval results since 1998
The existence and use of standard test collections in information retrieval experimentation allows results to be compared between research groups and over time. Such comparisons, ...
Timothy G. Armstrong, Alistair Moffat, William Web...