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IIWAS
2004
14 years 11 months ago
Building the Architecture of A Statistics-Based Query Optimization Solution for Heterogeneous Mediators
Access to different and remote sources with heterogeneous formats is one of the most important challenges in Enterprise Information Integration. Even though there exists an increa...
Justo Hidalgo, Alberto Pan, José Losada, Ma...
ODRL
2004
14 years 11 months ago
A Pervasive Application Rights Management Architecture (PARMA) based on ODRL
Software license management is currently expanding from its traditional desktop environment into the mobile application space, but software vendors are still applying old licensing...
Dominik Dahlem, Ivana Dusparic, Jim Dowling
SBBD
2004
133views Database» more  SBBD 2004»
14 years 11 months ago
Query Processing in ROSA Data Model
Learning Content Management Systems (LCMS) store and manage e-learning content and play an important role in the development of Distance Learning technology. ROSA (Repository of O...
Fábio Coutinho, Fabio Porto
SODA
2001
ACM
87views Algorithms» more  SODA 2001»
14 years 11 months ago
A linear lower bound on index size for text retrieval
Most information-retrieval systems preprocess the data to produce an auxiliary index structure. Empirically, it has been observed that there is a tradeoff between query response t...
Erik D. Demaine, Alejandro López-Ortiz
TREC
2000
14 years 11 months ago
Dublin City University Experiments in Connectivity Analysis for TREC-9
Dublin City University (DCU) took part in the Web Track (small task) in TREC-9. Our experiments were based on evaluating a number of connectivity analysis algorithms that we hoped...
Cathal Gurrin, Alan F. Smeaton