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SIGIR
2010
ACM
15 years 10 months ago
How good is a span of terms?: exploiting proximity to improve web retrieval
Ranking search results is a fundamental problem in information retrieval. In this paper we explore whether the use of proximity and phrase information can improve web retrieval ac...
Krysta Marie Svore, Pallika H. Kanani, Nazan Khan
ICTIR
2009
Springer
15 years 4 months ago
An Analysis of NP-Completeness in Novelty and Diversity Ranking
Abstract. A useful ability for search engines is to be able to rank objects with novelty and diversity: the top k documents retrieved should cover possible interpretations of a que...
Ben Carterette
INFOCOM
2006
IEEE
16 years 11 days ago
Performance of Full Text Search in Structured and Unstructured Peer-to-Peer Systems
— While structured P2P systems (such as DHTs) are often regarded as an improvement over unstructured P2P systems (such as super-peer networks) in terms of routing efficiency, it...
Yong Yang, Rocky Dunlap, Mike Rexroad, Brian F. Co...
WSDM
2009
ACM
131views Data Mining» more  WSDM 2009»
16 years 1 months ago
Diversifying search results
We study the problem of answering ambiguous web queries in a setting where there exists a taxonomy of information, and that both queries and documents may belong to more than one ...
Rakesh Agrawal, Sreenivas Gollapudi, Alan Halverso...
WEBDB
2005
Springer
83views Database» more  WEBDB 2005»
15 years 11 months ago
Indexing for XML Siblings
Efficient querying XML documents is an increasingly important issue considering the fact that XML becomes the de facto standard for data representation and exchange over the Web,...
SungRan Cho