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ICML
2003
IEEE
15 years 9 months ago
An Evaluation on Feature Selection for Text Clustering
Feature selection methods have been successfully applied to text categorization but seldom applied to text clustering due to the unavailability of class label information. In this...
Tao Liu, Shengping Liu, Zheng Chen, Wei-Ying Ma
SIGIR
2003
ACM
15 years 9 months ago
Single n-gram stemming
Stemming can improve retrieval accuracy, but stemmers are language-specific. Character n-gram tokenization achieves many of the benefits of stemming in a language independent way,...
James Mayfield, Paul McNamee
MIR
2006
ACM
145views Multimedia» more  MIR 2006»
15 years 10 months ago
Similarity learning via dissimilarity space in CBIR
In this paper, we introduce a new approach to learn dissimilarity for interactive search in content based image retrieval. In literature, dissimilarity is often learned via the fe...
Giang P. Nguyen, Marcel Worring, Arnold W. M. Smeu...
SIGIR
2010
ACM
15 years 4 months ago
Estimating interference in the QPRP for subtopic retrieval
The Quantum Probability Ranking Principle (QPRP) has been recently proposed, and accounts for interdependent document relevance when ranking. However, to be instantiated, the QPRP...
Guido Zuccon, Leif Azzopardi, Claudia Hauff, Keith...
SIGIR
2009
ACM
15 years 10 months ago
An improved markov random field model for supporting verbose queries
Recent work in supervised learning of term-based retrieval models has shown significantly improved accuracy can often be achieved via better model estimation [2, 10, 11, 17]. In ...
Matthew Lease