Sciweavers

932 search results - page 143 / 187
» Hierarchical graph indexing
Sort
View
SIGMOD
2003
ACM
162views Database» more  SIGMOD 2003»
14 years 8 months ago
DBGlobe: a service-oriented P2P system for global computing
The challenge of peer-to-peer computing goes beyond simple file sharing. In the DBGlobe project, we view the multitude of peers carrying data and services as a superdatabase. Our ...
Evaggelia Pitoura, Serge Abiteboul, Dieter Pfoser,...
BTW
2007
Springer
142views Database» more  BTW 2007»
14 years 1 months ago
Algebraic Query Optimization for Distributed Top-k Queries
: Distributed top-k query processing is increasingly becoming an essential functionality in a large number of emerging application classes. This paper addresses the efficient alge...
Thomas Neumann, Sebastian Michel
CIVR
2007
Springer
128views Image Analysis» more  CIVR 2007»
14 years 1 months ago
An empirical study of inter-concept similarities in multimedia ontologies
Generic concept detection has been a widely studied topic in recent research on multimedia analysis and retrieval, but the issue of how to exploit the structure of a multimedia on...
Markus Koskela, Alan F. Smeaton
ICDE
2006
IEEE
185views Database» more  ICDE 2006»
14 years 1 months ago
Don't be a Pessimist: Use Snapshot based Concurrency Control for XML
Currently, only few XML data management systems support concurrent access to an XML document, and if they do, they typically apply variations of hierarchical locking to handle XML...
Zeeshan Sardar, Bettina Kemme
JCDL
2006
ACM
172views Education» more  JCDL 2006»
14 years 1 months ago
A comprehensive comparison study of document clustering for a biomedical digital library MEDLINE
Document clustering has been used for better document retrieval, document browsing, and text mining in digital library. In this paper, we perform a comprehensive comparison study ...
Illhoi Yoo, Xiaohua Hu