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ECIR
2008
Springer
15 years 9 months ago
Discounted Cumulated Gain Based Evaluation of Multiple-Query IR Sessions
IR research has a strong tradition of laboratory evaluation of systems. Such research is based on test collections, pre-defined test topics, and standard evaluation metrics. While ...
Kalervo Järvelin, Susan L. Price, Lois M. L. ...
CIKM
2011
Springer
14 years 7 months ago
Building directories for social tagging systems
Today, a number of algorithms exist for constructing tag hierarchies from social tagging data. While these algorithms were designed with ontological goals in mind, we know very li...
Denis Helic, Markus Strohmaier
SPIRE
2009
Springer
16 years 2 months ago
A Last-Resort Semantic Cache for Web Queries
We propose a method to evaluate queries using a last-resort semantic cache in a distributed Web search engine. The cache stores a group of frequent queries and for each of these qu...
Flavio Ferrarotti, Mauricio Marín, Marcelo ...
CLEF
2008
Springer
15 years 9 months ago
Robust Question Answering for Speech Transcripts: UPC Experience in QAst 2008
This paper describes the participation of the Technical University of Catalonia in the CLEF 2008 Question Answering on Speech Transcripts track. We have participated in the Englis...
Pere Comas, Jordi Turmo
203
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MTA
2008
134views more  MTA 2008»
15 years 7 months ago
A survey of content based 3D shape retrieval methods
Recent developments in techniques for modeling, digitizing and visualizing 3D shapes has led to an explosion in the number of available 3D models on the Internet and in domain-spe...
Johan W. H. Tangelder, Remco C. Veltkamp