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» Topic-oriented query expansion for web search
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WWW
2003
ACM
15 years 10 months ago
Improving pseudo-relevance feedback in web information retrieval using web page segmentation
In contrast to traditional document retrieval, a web page as a whole is not a good information unit to search because it often contains multiple topics and a lot of irrelevant inf...
Shipeng Yu, Deng Cai, Ji-Rong Wen, Wei-Ying Ma
SIGIR
2004
ACM
15 years 3 months ago
Block-based web search
Multiple-topic and varying-length of web pages are two negative factors significantly affecting the performance of web search. In this paper, we explore the use of page segmentati...
Deng Cai, Shipeng Yu, Ji-Rong Wen, Wei-Ying Ma
WWW
2006
ACM
15 years 10 months ago
Selective hypertext induced topic search
We address the problem of answering broad-topic queries on the World Wide Web. We present a link based analysis algorithm SelHITS, which is an improvement over Kleinberg's HI...
Amit C. Awekar, Pabitra Mitra, Jaewoo Kang
ICTAI
2008
IEEE
15 years 4 months ago
Fuzzy Information Retrieval Model Based on Multiple Related Ontologies
– With the World Wide Web popularity the information retrieval area has a new challenge intending to retrieve information resources by their meaning by using a knowledge base. No...
Maria Angelica A. Leite, Ivan L. M. Ricarte
SIGIR
2009
ACM
15 years 4 months ago
Query dependent pseudo-relevance feedback based on wikipedia
Pseudo-relevance feedback (PRF) via query-expansion has been proven to be effective in many information retrieval (IR) tasks. In most existing work, the top-ranked documents from...
Yang Xu, Gareth J. F. Jones, Bin Wang