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» Complexity of Reasoning over Temporal Data Models
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GIS
2007
ACM
16 years 5 months ago
Approximate order-k Voronoi cells over positional streams
Handling streams of positional updates from numerous moving objects has become a challenging task for many monitoring applications. Several algorithms have been recently proposed ...
Kostas Patroumpas, Theofanis Minogiannis, Timos K....
EDBTW
2006
Springer
15 years 7 months ago
A Data and Query Model for Streaming Geospatial Image Data
Abstract. Most of the recent work on adaptive processing and continuous querying of data streams assume that data objects come in the form of tuples, thus relying on the relational...
Michael Gertz, Quinn Hart, Carlos Rueda, Shefali S...
CN
2004
100views more  CN 2004»
15 years 4 months ago
Study of long-duration MPEG-trace segmentation methods for developing frame-size-based traffic models
Texture and temporal variations in scenes, and peculiarities of MPEG compression algorithms result in very complex frame-size data sets for any long-duration variable bit rate (VB...
Uttam K. Sarkar, Subramanian Ramakrishnan, Dilip S...
ER
2001
Springer
60views Database» more  ER 2001»
15 years 8 months ago
Tripod: A Comprehensive Model for Spatial and Aspatial Historical Objects
Abstract Spatio-temporal extensions to data models have been an active area of research for a number of years. To date, much of this work has focused on the relational data model, ...
Tony Griffiths, Alvaro A. A. Fernandes, Norman W. ...
WWW
2005
ACM
16 years 4 months ago
CaTTS: calendar types and constraints for Web applications
Data referring to cultural calendars such as the widespread Gregorian dates but also dates after the Chinese, Hebrew, or Islamic calendars as well as data referring to professiona...
François Bry, Frank-André Rieß...