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CLEF
2009
Springer
15 years 5 months ago
Robust Question Answering for Speech Transcripts: UPC Experience in QAst 2009
This paper describes the participation of the Technical University of Catalonia in the CLEF 2009 Question Answering on Speech Transcripts track. We have participated in the Englis...
Pere Comas, Jordi Turmo
SIGIR
2008
ACM
15 years 4 months ago
Evaluation over thousands of queries
Information retrieval evaluation has typically been performed over several dozen queries, each judged to near-completeness. There has been a great deal of recent work on evaluatio...
Ben Carterette, Virgiliu Pavlu, Evangelos Kanoulas...
CIKM
2010
Springer
15 years 2 months ago
Ranking under temporal constraints
This paper introduces the notion of temporally constrained ranked retrieval, which, given a query and a time constraint, produces the best possible ranked list within the specifi...
Lidan Wang, Donald Metzler, Jimmy Lin
CIKM
2010
Springer
15 years 2 months ago
Improved index compression techniques for versioned document collections
Current Information Retrieval systems use inverted index structures for efficient query processing. Due to the extremely large size of many data sets, these index structures are u...
Jinru He, Junyuan Zeng, Torsten Suel
WWW
2011
ACM
14 years 11 months ago
A middleware for securing mobile mashups
Mashups on traditional desktop devices are a well-known source of security risks. In this paper, we examine how these risks translate to mobile mashups and identify new risks caus...
Florent Batard, Karima Boudaoud, Michel Riveill