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SIGIR
1993
ACM
15 years 10 months ago
Subtopic Structuring for Full-Length Document Access
We argue that the advent of large volumes of full-length text, as opposed to short texts tracts and newswire, should be accompanied by corresponding new approaches to information ...
Marti A. Hearst, Christian Plaunt
CLEF
2007
Springer
16 years 18 days ago
Cheshire at GeoCLEF 2007: Retesting Text Retrieval Baselines
In this paper we will briefly describe the approaches taken by Berkeley for the main GeoCLEF 2007 tasks (Mono and Bilingual retrieval). This year we used only a single system in ...
Ray R. Larson
IKE
2003
15 years 7 months ago
A Statistics-Based Approach to Incrementally Update Inverted Files
Many information retrieval systems use the inverted file as indexing structure. The inverted file, however, is not suited to supporting incremental updates when new documents are ...
Wann-Yun Shieh, Chung-Ping Chung
DKE
2006
126views more  DKE 2006»
15 years 6 months ago
FRACTURE mining: Mining frequently and concurrently mutating structures from historical XML documents
In the past few years, the fast proliferation of available XML documents has stimulated a great deal of interest in discovering hidden and nontrivial knowledge from XML repositori...
Ling Chen 0002, Sourav S. Bhowmick, Liang-Tien Chi...
CIKM
2010
Springer
15 years 5 months ago
Decomposing background topics from keywords by principal component pursuit
Low-dimensional topic models have been proven very useful for modeling a large corpus of documents that share a relatively small number of topics. Dimensionality reduction tools s...
Kerui Min, Zhengdong Zhang, John Wright, Yi Ma