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» Set-based model: a new approach for information retrieval
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IR
2010
13 years 6 months ago
A general approximation framework for direct optimization of information retrieval measures
Recently direct optimization of information retrieval (IR) measures becomes a new trend in learning to rank. Several methods have been proposed and the effectiveness of them has ...
Tao Qin, Tie-Yan Liu, Hang Li
SIGIR
1999
ACM
13 years 12 months ago
Information Retrieval Based on Context Distance and Morphology
We present an approach to information retrieval based on context distance and morphology. Context distance is a measure we use to assess the closeness of word meanings. This conte...
Hongyan Jing, Evelyne Tzoukermann
HT
2010
ACM
13 years 4 months ago
Citation based plagiarism detection: a new approach to identify plagiarized work language independently
This paper describes a new approach towards detecting plagiarism and scientific documents that have been read but not cited. In contrast to existing approaches, which analyze docu...
Bela Gipp, Jöran Beel
SIGIR
1997
ACM
13 years 11 months ago
Pat-tree-based Keyword Extraction for Chinese Information Retrieval
urgent need to promote Chinese in this paper we will raise the significance of keyword extraction using a new PAT-treebased approach, which is efficient in automatic keyword extra...
Lee-Feng Chien, T.-I. Huang, M-C. Chien
EVOW
2008
Springer
13 years 9 months ago
Improving Query Expansion with Stemming Terms: A New Genetic Algorithm Approach
Nowadays, searching information in the web or in any kind of document collection has become one of the most frequent activities. However, user queries can be formulated in a way th...
Lourdes Araujo, José R. Pérez-Ag&uum...