1821 search results - page 321 / 365 » U-DBMS: A Database System for Managing Constantly-Evolving D... |
ICDT
2010
ACM
13 years 6 months ago
2010
ACM
Schema mapping composition is a fundamental operation in schema management and data exchange. The mapping composition problem has been extensively studied for a number of mapping ...
DASFAA
2003
IEEE
14 years 27 days ago
2003
IEEE
Modern database applications including computeraided design (CAD), medical imaging, or molecular biology impose new requirements on spatial query processing. Particular problems a...
KDD
2005
ACM
14 years 1 months ago
2005
ACM
We propose a new text mining system which extracts characteristic contents from given documents. We define Key semantics as characteristic sub-structures of syntactic dependencie...
ACMSE
2007
ACM
13 years 11 months ago
2007
ACM
As a software system evolves to accommodate new features and repair bugs, changes are needed. Software components are interdependent, changes made to one component can require cha...
KDD
2008
ACM
14 years 8 months ago
2008
ACM
This paper addresses several key issues in the ArnetMiner system, which aims at extracting and mining academic social networks. Specifically, the system focuses on: 1) Extracting ...