101 search results - page 3 / 21 » Replication is NOT Needed: SINGLE Database, Computationally-... |
DEXA
2007
Springer
13 years 12 months ago
2007
Springer
Abstract. In this paper we provide a full-scale evaluation of a cluster-based architecture for P2P IR, focusing on retrieval effectiveness. We observe that there is a significant ...
WWW
2004
ACM
14 years 6 months ago
2004
ACM
This paper describes a query algebra for queries over XML p2p databases that provides explicit mechanisms for modeling data dissemination, replication constraints, and for capturi...
ADBIS
2005
Springer
13 years 11 months ago
2005
Springer
Abstract. The performance of an information retrieval system is usually measured in terms of two different criteria, precision and recall. This way, the optimization of any of its...
BTW
2007
Springer
13 years 12 months ago
2007
Springer
: For the integration of data that resides in autonomous data sources Software AG uses ontologies. Data source ontologies describe the data sources themselves. Business ontologies ...
CIKM
2001
Springer
13 years 10 months ago
2001
Springer
Query expansion has been shown effective for both single database retrieval and for distributed information retrieval where complete collection information is available. One might...