Sciweavers

2524 search results - page 220 / 505
» Numerical document queries
Sort
View
146
Voted
COLING
2008
15 years 6 months ago
PNR2: Ranking Sentences with Positive and Negative Reinforcement for Query-Oriented Update Summarization
Query-oriented update summarization is an emerging summarization task very recently. It brings new challenges to the sentence ranking algorithms that require not only to locate th...
Wenjie Li, Furu Wei, Qin Lu, Yanxiang He
GIS
2009
ACM
15 years 7 months ago
Opportunistic sampling in wireless sensor networks
In an active WSN where user queries are regularly processed, a significant proportion of nodes relay and overhear data generated by other nodes in the network. In this paper, we ...
Muhammad Umer, Egemen Tanin, Lars Kulik
ICDE
2008
IEEE
166views Database» more  ICDE 2008»
16 years 6 months ago
A Clustered Index Approach to Distributed XPath Processing
Supporting top-k queries over distributed collections of schemaless XML data poses two challenges. While XML supports expressive query languages such as XPath and XQuery, these la...
Georgia Koloniari, Evaggelia Pitoura
SIGIR
2010
ACM
15 years 4 months ago
Score distribution models: assumptions, intuition, and robustness to score manipulation
Inferring the score distribution of relevant and non-relevant documents is an essential task for many IR applications (e.g. information filtering, recall-oriented IR, meta-search,...
Evangelos Kanoulas, Keshi Dai, Virgiliu Pavlu, Jav...
ICC
2000
IEEE
139views Communications» more  ICC 2000»
15 years 9 months ago
Adaptive Multimedia Communication over Satellite Routed IP
Since the IETF “TCPSAT” Working Group was chartered in 1997, numerous issues with TCP over satellite have been addressed. Although the difficulties encountered are the same, ...
Michael Welzl