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CIKM
2005
Springer
15 years 2 months ago
Novelty detection based on sentence level patterns
The detection of new information in a document stream is an important component of many potential applications. In this paper, a new novelty detection approach based on the identi...
Xiaoyan Li, W. Bruce Croft
AIRS
2004
Springer
15 years 1 months ago
Effective Topic Distillation with Key Resource Pre-selection
Topic distillation aims at finding key resources which are high-quality pages for certain topics. With analysis in non-content features of key resources, a pre-selection method is ...
Yiqun Liu, Min Zhang, Shaoping Ma
SIGIR
2003
ACM
15 years 2 months ago
Exploiting query history for document ranking in interactive information retrieval
In this poster,we incorporate user query history, as context information, to improve the retrieval performance in interactive retrieval. Experiments using the TREC data show that ...
Xuehua Shen, ChengXiang Zhai
CIARP
2003
Springer
15 years 2 months ago
Extended Star Clustering Algorithm
Abstract. In this paper we propose the extended star clustering algorithm and compare it with the original star clustering algorithm. We introduce a new concept of star and as a co...
Reynaldo Gil-García, José Manuel Bad...
IPM
2008
120views more  IPM 2008»
14 years 9 months ago
An information-pattern-based approach to novelty detection
ct 9 In this paper, a new novelty detection approach based on the identification of sentence level information patterns is 10 proposed. First, ``novelty'' is redefined ba...
Xiaoyan Li, W. Bruce Croft