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» Modeling score distributions in information retrieval
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IPPS
2000
IEEE
14 years 1 days ago
Parallel Information Retrieval on an SCI-Based PC-NOW
This paper presents an efficient parallel information retrieval (IR) system which provides fast information service for the Internet users on lowcost high-performance PC-NOW enviro...
Sang-Hwa Chung, Hyuk-Chul Kwon, Kwang Ryel Ryu, Ha...
CIVR
2007
Springer
136views Image Analysis» more  CIVR 2007»
14 years 1 months ago
Merging storyboard strategies and automatic retrieval for improving interactive video search
The Carnegie Mellon University Informedia group has enjoyed consistent success with TRECVID interactive search using traditional storyboard interfaces for shot-based retrieval. Fo...
Michael G. Christel, Rong Yan
ICWE
2005
Springer
14 years 1 months ago
A Model-Driven Approach for Designing Distributed Web Information Systems
There is an apparent need for specifying the integration of multiple knowledge sources during the design of Web Information Systems (WIS) where the actual data is often retrieved f...
Richard Vdovjak, Geert-Jan Houben
BTW
2007
Springer
131views Database» more  BTW 2007»
13 years 11 months ago
TopX - Efficient and Versatile Top-k Query Process-ing for Text, Semistructured, and Structured Data
: This paper presents a comprehensive overview of the TopX search engine, an extensive framework for unified indexing and querying large collections of unstructured, semistructured...
Martin Theobald, Ralf Schenkel, Gerhard Weikum
SIGIR
2011
ACM
12 years 10 months ago
When documents are very long, BM25 fails!
We reveal that the Okapi BM25 retrieval function tends to overly penalize very long documents. To address this problem, we present a simple yet effective extension of BM25, namel...
Yuanhua Lv, ChengXiang Zhai