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IPM
2008
88views more  IPM 2008»
14 years 11 months ago
Remembering William Goffman: Mathematical information science pioneer
This paper reviews the career and legacy of William (Bill) Goffman, who served as a researcher, Professor, Dean and Emeritus at Case Western Reserve University, Cleveland, Ohio, f...
Glynn Harmon
92
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CORR
2008
Springer
127views Education» more  CORR 2008»
14 years 12 months ago
Comparing and Combining Methods for Automatic Query Expansion
Abstract. Query expansion is a well known method to improve the performance of information retrieval systems. In this work we have tested different approaches to extract the candid...
José R. Pérez-Agüera, Lourdes A...
WWW
2005
ACM
16 years 12 days ago
A framework for determining necessary query set sizes to evaluate web search effectiveness
We describe a framework of bootstrapped hypothesis testing for estimating the confidence in one web search engine outperforming another over any randomly sampled query set of a gi...
Eric C. Jensen, Steven M. Beitzel, Ophir Frieder, ...
ITCC
2002
IEEE
15 years 4 months ago
A Methodology for Collection Selection in Heterogeneous Contexts
In this paper we demonstrate that in an ideal Distributed Information Retrieval environment, taking the ability of each collection server to return relevant documents into account...
Faiza Abbaci, Michel Beigbeder, Jacques Savoy
ECIR
2010
Springer
15 years 1 months ago
A Case for Automatic System Evaluation
Ranking a set retrieval systems according to their retrieval effectiveness without relying on relevance judgments was first explored by Soboroff et al. [13]. Over the years, a numb...
Claudia Hauff, Djoerd Hiemstra, Leif Azzopardi, Fr...