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PUC
2008
116views more  PUC 2008»
15 years 25 days ago
Prototypical implementation of location-aware services based on a middleware architecture for super-distributed RFID tag infrast
of the hardware abstraction layer and of selected core middleware services. The latter enable a mobile device to store and retrieve data and position information in physical places...
Jürgen Bohn
SIGMOD
2011
ACM
202views Database» more  SIGMOD 2011»
14 years 4 months ago
Sensitivity analysis and explanations for robust query evaluation in probabilistic databases
Probabilistic database systems have successfully established themselves as a tool for managing uncertain data. However, much of the research in this area has focused on efficient...
Bhargav Kanagal, Jian Li, Amol Deshpande
FLAIRS
2000
15 years 2 months ago
Fundamental Properties of the Core Matching Functions for Information Retrieval
Traditional benchmarking methods for information retrieval (IR) are based on experimental performance evaluation. Although the metrics precision and recall can measure the perform...
Dawei Song, Kam-Fai Wong, Peter Bruza, Chun Hung C...
SEUS
2009
IEEE
15 years 8 months ago
Using Context Awareness to Improve Quality of Information Retrieval in Pervasive Computing
Publish-subscribe-query information broker middleware offers great promise to users of pervasive computing systems requiring access to information. However, users of publish-subscr...
Joseph P. Loyall, Richard E. Schantz
CLEF
2009
Springer
15 years 2 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