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IRAL
2003
ACM
14 years 4 months ago
An approach for combining content-based and collaborative filters
In this work, we apply a clustering technique to integrate the contents of items into the item-based collaborative filtering framework. The group rating information that is obtain...
Qing Li, Byeong Man Kim
IRAL
2003
ACM
14 years 4 months ago
Issues in pre- and post-translation document expansion: untranslatable cognates and missegmented words
Query expansion by pseudo-relevance feedback is a well-established technique in both mono- and cross- lingual information retrieval, enriching and disambiguating the typically ter...
Gina-Anne Levow
IRAL
2003
ACM
14 years 4 months ago
Keyword-based document clustering
1 Document clustering is an aggregation of related documents to a cluster based on the similarity evaluation task between documents and the representatives of clusters. Terms and t...
Seung-Shik Kang
IRAL
2003
ACM
14 years 4 months ago
Very low-dimensional latent semantic indexing for local query regions
In this paper, we focus on performing LSI on very low SVD dimensions. The results show that there is a nearly linear surface in the local query region. Using low-dimensional LSI o...
Yinghui Xu, Kyoji Umemura
IRAL
2003
ACM
14 years 4 months ago
Feature selection in categorizing procedural expressions
Text categorization, as an essential component of applications for user navigation on the World Wide Web using QuestionAnswering in Japanese, requires more effective features for ...
Mineki Takechi, Takenobu Tokunaga, Yuji Matsumoto,...
IRAL
2003
ACM
14 years 4 months ago
Dynamic programming matching for large scale information retrieval
Though dynamic programming matching can carry out approximate string matching when there may be deletions or insertions in a document, its effectiveness and efficiency are usuall...
Eiko Yamamoto, Masahiro Kishida, Yoshinori Takenam...
IRAL
2003
ACM
14 years 4 months ago
Text categorization using automatically acquired domain ontology
In this paper, we describe ontology-based text categorization in which the domain ontologies are automatically acquired through morphological rules and statistical methods. The on...
Shih-Hung Wu, Tzong-Han Tsai, Wen-Lian Hsu