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SIGMOD
2009
ACM
16 years 3 days ago
2009
ACM
Most information extraction (IE) approaches have considered only static text corpora, over which we apply IE only once. Many real-world text corpora however are dynamic. They evol...
WWW
2005
ACM
16 years 17 days ago
2005
ACM
In an environment of distributed text collections, the first step in the information retrieval process is to identify which of all available collections are more relevant to a giv...
CLEF
2005
Springer
15 years 5 months ago
2005
Springer
We describe WebCLEF, the multilingual web track, that was introduced at CLEF 2005. We provide details of the tasks, the topics, and the results of WebCLEF participants. The mixed ...
MIR
2004
ACM
15 years 5 months ago
2004
ACM
Although digital images indexing and querying techniques have extensively been studied for the last years, few systems are dedicated to medical images today while the need for con...
CLEF
2006
Springer
15 years 3 months ago
2006
Springer
This paper details the participation of the XLDB group from the University of Lisbon at the GeoCLEF task of CLEF 2006. We tested text mining methods that make use of an ontology t...