636 search results - page 50 / 128 » Modeling score distributions in information retrieval |
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
We describe a novel simple and highly scalable semi-supervised method called Word-Class Distribution Learning (WCDL), and apply it the task of information extraction (IE) by utili...
SIGIR
2005
ACM
15 years 3 months ago
2005
ACM
We present a model, based on the maximum entropy method, for analyzing various measures of retrieval performance such as average precision, R-precision, and precision-at-cutoffs....
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AIRS
2004
Springer
15 years 3 months ago
2004
Springer
This paper presents a cluster-based text categorization system which uses class distributional clustering of words. We propose a new clustering model which considers the global in...
IS
2006
14 years 9 months ago
2006
Abstract. Terms which are not explicitly mentioned in the text of a document receive often a minor role in current retrieval systems. In this work we connect the management of such...
WWW
2005
ACM
15 years 10 months ago
2005
ACM
Based on the type of collaborative objects, a collaborative filtering (CF) system falls into one of two categories: item-based CF and user-based CF. Clustering is the basic idea i...