531 search results - page 61 / 107 » From databases to dataspaces: a new abstraction for informat... |
SIGMOD
2010
ACM
13 years 8 months ago
2010
ACM
Histograms have been widely used for fast estimation of query result sizes in query optimization. In this paper, we propose a new histogram method, called the Skew-Tolerant Histog...
DBISP2P
2003
Springer
14 years 1 months ago
2003
Springer
Databases have employed a schema-based approach to store and retrieve structured data for decades. For peer-to-peer (P2P) networks, similar approaches are just beginning to emerge,...
CIKM
2004
Springer
14 years 1 months ago
2004
Springer
In the recent years, the Web has been rapidly “deepened” with the prevalence of databases online. On this deep Web, many sources are structured by providing structured query i...
APSEC
2000
IEEE
14 years 8 days ago
2000
IEEE
of modelling abstractions to map from items in the real-world to objects in the computational domain is oth for the effective implementation of abstract problem solutions and for ...
CIKM
2009
Springer
14 years 15 days ago
2009
Springer
Data mining can extract important knowledge from large data collections - but sometimes these collections are split among various parties. Privacy concerns may prevent the parties...