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DANTE
1999
IEEE
150views Database» more  DANTE 1999»
15 years 9 months ago
Modeling and Executing the Data Warehouse Refreshment Process
Data warehouse refreshment is often viewed as a problem of maintaining materialized views over operational sources. In this paper, we show that the data warehouse refreshment proc...
Athanasios Vavouras, Stella Gatziu, Klaus R. Dittr...
ICSE
2009
IEEE-ACM
15 years 11 months ago
Integrating sustainability in decision-making processes: A modelling strategy
One of the most difficult problems that humanity currently faces is the sustainable development of our society, i.e. how to meet the needs of the present without compromising the...
Jordi Cabot, Steve M. Easterbrook, Jennifer Horkof...
ICC
2007
IEEE
105views Communications» more  ICC 2007»
15 years 11 months ago
Effects of Channel Models and Rake Receiving Process on UWB-IR System Performance
Abstract— In ultra-wideband impulse radio (UWB-IR) systems, multipath-delayed received pulses may overlap if two consecutive multipaths arrive within less than the pulse duration...
Serhat Erküçük, Dong In Kim, Kyun...
ICMCS
1995
IEEE
156views Multimedia» more  ICMCS 1995»
15 years 8 months ago
Spatio-Temporal Modeling of Video Data for On-Line Object-Oriented Query Processing
This paper presents a framework for data modeling ntic abstraction of image/video data. The framework is based on spatio-temporalinformation associated with salient objects in an ...
Young Francis Day, Serhan Dagtas, Mitsutoshi Iino,...
CVPR
2010
IEEE
15 years 7 months ago
Modeling Pixel Process with Scale Invariant Local Patterns for Background Subtraction in Complex Scenes
Background modeling plays an important role in video surveillance, yet in complex scenes it is still a challenging problem. Among many difficulties, problems caused by illuminatio...
Shengcai Liao, Guoying Zhao, Vili Kellokumpu, Matt...