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» Evaluating Top-k Selection Queries
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SIGMOD
2009
ACM
157views Database» more  SIGMOD 2009»
14 years 7 months ago
Asynchronous view maintenance for VLSD databases
The query models of the recent generation of very large scale distributed (VLSD) shared-nothing data storage systems, including our own PNUTS and others (e.g. BigTable, Dynamo, Ca...
Parag Agrawal, Adam Silberstein, Brian F. Cooper, ...
GIR
2006
ACM
14 years 1 months ago
On metonymy recognition for geographic IR
Metonymic location names refer to other, related entities and possess a meaning different from the literal, geographic sense. Metonymic names are to be treated differently to im...
Johannes Leveling, Sven Hartrumpf
CIKM
2011
Springer
12 years 7 months ago
Factorization-based lossless compression of inverted indices
Many large-scale Web applications that require ranked top-k retrieval are implemented using inverted indices. An inverted index represents a sparse term-document matrix, where non...
George Beskales, Marcus Fontoura, Maxim Gurevich, ...
CORR
2011
Springer
201views Education» more  CORR 2011»
12 years 11 months ago
On the Weakenesses of Correlation
The correlation of the result lists provided by search engines is fundamental and it has deep and multidisciplinary ramifications. Here, we present automatic and unsupervised met...
Paolo D'Alberto, Ali Dasdan
EPIA
2005
Springer
14 years 1 months ago
Improving Passage Retrieval in Question Answering Using NLP
Abstract. This paper describes an approach for the integration of linguistic information in passage retrieval in an open-source question answering system for Dutch. Annotation prod...
Jörg Tiedemann