Sciweavers

187 search results - page 2 / 38
» Querying contract databases based on temporal behavior
Sort
View
TIME
1997
IEEE
14 years 3 months ago
On Effective Data Clustering in Bitemporal Databases
Temporal databases provide built-in supports for efficient recording and querying of time-evolving data. In this paper, data clustering issues in temporal database environment are...
Jong Soo Kim, Myoung-Ho Kim
DBPL
2001
Springer
113views Database» more  DBPL 2001»
14 years 3 months ago
Model-Checking Based Data Retrieval
In this paper we develop a new method for solving queries on semistructured data. The main idea is to see a database as a Kripke Transition System (a model) and a query as a formul...
Agostino Dovier, Elisa Quintarelli
ADBIS
1999
Springer
98views Database» more  ADBIS 1999»
14 years 3 months ago
Processing of Spatio-Temporal Queries in Image Databases
Abstract. Overlapping Linear Quadtrees is a structure suitable for storing consecutive raster images according to transaction time (a database of evolving images). This structure s...
Theodoros Tzouramanis, Michael Vassilakopoulos, Ya...
ICDE
1999
IEEE
114views Database» more  ICDE 1999»
15 years 6 days ago
Universal Temporal Extensions for Database Languages
Temporal reasoning and temporal query languages present di cult research problems of theoretical interest and practical importance. One problem is the chasm between point-based te...
Cindy Xinmin Chen, Carlo Zaniolo
TIME
2009
IEEE
14 years 5 months ago
Event-Oriented Data Models and Temporal Queries in Transaction-Time Databases
—Past research on temporal databases has primarily focused on state-based representations and on relational query language extensions for such representations. This led to many d...
Carlo Zaniolo