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» A Software System for Spatial Data Analysis and Modeling
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RTS
2008
131views more  RTS 2008»
15 years 4 months ago
A constant-time dynamic storage allocator for real-time systems
Dynamic memory allocation has been used for decades. However, it has seldom been used in real-time systems since the worst case of spatial and temporal requirements for allocation ...
Miguel Masmano, Ismael Ripoll, Patricia Balbastre,...
SEBD
1997
134views Database» more  SEBD 1997»
15 years 5 months ago
A Systematic Approach to Multidimensional Databases
Abstract. Multidimensional databases are large collections of data, often historical, used for sophisticated analysis oriented to decision making. This activity is supported by an ...
Luca Cabibbo, Riccardo Torlone
CAIP
2007
Springer
217views Image Analysis» more  CAIP 2007»
15 years 10 months ago
Mixture Models Based Background Subtraction for Video Surveillance Applications
— Background subtraction is a method commonly used to segment objects of interest in image sequences. By comparing new frames to a background model, regions of interest can be fo...
Chris Poppe, Gaëtan Martens, Peter Lambert, R...
CAISE
2003
Springer
15 years 9 months ago
Ontology Mapping through Analysis of Model Extension
The overall problem addressed in this paper is to improve semantic interoperability in heterogeneous systems. Normally, the semantics of data is carried by ontology (concept model)...
Xiaomeng Su, Terje Brasethvik, Sari Hakkarainen
CAISE
2003
Springer
15 years 9 months ago
A Methodology for the Conceptual Modeling of ETL Processes
Extraction-Transformation-Loading (ETL) tools are pieces of software responsible for the extraction of data from several sources, their cleansing, customization and insertion into ...
Alkis Simitsis, Panos Vassiliadis