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SIGIR
2003
ACM
14 years 26 days ago
Document clustering based on non-negative matrix factorization
In this paper, we propose a novel document clustering method based on the non-negative factorization of the termdocument matrix of the given document corpus. In the latent semanti...
Wei Xu, Xin Liu, Yihong Gong
DEXA
2001
Springer
112views Database» more  DEXA 2001»
14 years 3 days ago
An Information-Driven Framework for Image Mining
Image mining systems that can automatically extract semantically meaningful information (knowledge) from image data are increasingly in demand. The fundamental challenge in image m...
Ji Zhang, Wynne Hsu, Mong-Li Lee
ECML
2001
Springer
14 years 3 days ago
Mining the Web for Synonyms: PMI-IR versus LSA on TOEFL
Abstract. This paper presents a simple unsupervised learning algorithm for recognizing synonyms, based on statistical data acquired by querying a Web search engine. The algorithm, ...
Peter D. Turney
VLDB
1999
ACM
89views Database» more  VLDB 1999»
13 years 12 months ago
Physical Data Independence, Constraints, and Optimization with Universal Plans
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
Alin Deutsch, Lucian Popa, Val Tannen
COMPSAC
2009
IEEE
13 years 11 months ago
Cartesian Programming: The TransLucid Programming Language
Abstract. The TransLucid programming language is a low-level intensional language, designed to be sufficiently rich for it to be the target language for translating the common prog...
John Plaice, Blanca Mancilla