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» Improving verbose queries using subset distribution
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INFOSCALE
2007
ACM
13 years 9 months ago
Evaluation study of a distributed caching based on query similarity in a P2P network
Several caching techniques have been used to reduce the bandwidth consumption and to provide faster answers in P2P systems. In this paper, we address the problem of reducing unnec...
Mouna Kacimi, Kokou Yétongnon
ICPP
2007
IEEE
14 years 2 months ago
Improving Search Using a Fault-Tolerant Overlay in Unstructured P2P Systems
Gnutella overlays have evolved to use a two-tier topology. However, we observed that the new topology had only achieved modest improvements in search success rates. Also, the new ...
William Acosta, Surendar Chandra
WETICE
2007
IEEE
14 years 2 months ago
Distributed Technologies for Remote Access of HDF Data
Scientific simulations and experiments use sophisticated data formats to store and access their data. An example of such a format is the Hierarchical Data Format (HDF), commonly u...
Svetlana G. Shasharina, Chuang Li, Nanbor Wang, Ro...
CVPR
2007
IEEE
14 years 9 months ago
A contextual dissimilarity measure for accurate and efficient image search
In this paper we present two contributions to improve accuracy and speed of an image search system based on bag-of-features: a contextual dissimilarity measure (CDM) and an effici...
Herve Jegou, Hedi Harzallah, Cordelia Schmid
ERSHOV
2006
Springer
13 years 11 months ago
Chase of Recursive Queries
In this work, we present a semantic query optimization technique to improve the efficiency of the evaluation of a subset of SQL:1999 recursive queries. Using datalog notation, we c...
Nieves R. Brisaboa, Antonio Fariña, Miguel ...