Sciweavers

1927 search results - page 40 / 386
» Modeling the Evolution of Objects in Temporal Information Sy...
Sort
View
DBPL
2001
Springer
167views Database» more  DBPL 2001»
14 years 6 days ago
A Temporal Query Language for OLAP: Implementation and a Case Study
Commercial OLAP systems usually treat OLAP dimensions as static entities. In practice, dimension updates are often necessary in order to adapt the multidimensional database to chan...
Alejandro A. Vaisman, Alberto O. Mendelzon
JMLC
1997
Springer
13 years 12 months ago
An Object-Oriented Database Programming Environment for Oberon
Abstract. We describe a system designed to provide database programming support for Oberon programmers. The system is based on a generic object-oriented data model which supports r...
Jacques Supcik, Moira C. Norrie
WWW
2006
ACM
14 years 8 months ago
Time-dependent semantic similarity measure of queries using historical click-through data
It has become a promising direction to measure similarity of Web search queries by mining the increasing amount of clickthrough data logged by Web search engines, which record the...
Qiankun Zhao, Steven C. H. Hoi, Tie-Yan Liu, Soura...
FSTTCS
2010
Springer
13 years 5 months ago
The Complexity of Model Checking (Collapsible) Higher-Order Pushdown Systems
We study (collapsible) higher-order pushdown systems -- theoretically robust and well-studied models of higher-order programs -- along with their natural subclass called (collapsi...
Matthew Hague, Anthony Widjaja To
CACM
1999
108views more  CACM 1999»
13 years 7 months ago
Privacy Interfaces for Information Management
To facilitate the sharing of information using modern communication networks, users must be able to decide on a privacy policy--what information to conceal, what to reveal, and to...
Tessa A. Lau, Oren Etzioni, Daniel S. Weld