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BTW
2005
Springer
142views Database» more  BTW 2005»
14 years 2 months ago
Self-Extending Peer Data Management
Abstract: Peer data management systems (PDMS) are the natural extension of integrated information systems. Conventionally, a single integrating system manages an integrated schema,...
Ralf Heese, Sven Herschel, Felix Naumann, Armin Ro...
ICC
2009
IEEE
151views Communications» more  ICC 2009»
13 years 6 months ago
Mapping Techniques for UWB Positioning
This paper deals with a wireless indoor positioning problem in which the location of a tag is estimated from range measurements taken by fixed beacons. The measurements may be affe...
E. Arias-de-Reyna, Umberto Mengali
ADBIS
2004
Springer
124views Database» more  ADBIS 2004»
14 years 2 months ago
Vague Spatial Data Types, Set Operations, and Predicates
Many geographical applications deal with spatial objects that cannot be adequately described by determinate, crisp concepts because of their intrinsically indeterminate and vague n...
Alejandro Pauly, Markus Schneider
DOLAP
2003
ACM
14 years 2 months ago
Advanced visualization for OLAP
Data visualization is one of the big issues of database research. OLAP as a decision support technology is highly related to the developments of data visualization area. In this p...
Andreas S. Maniatis, Panos Vassiliadis, Spiros Ski...
METAINFORMATICS
2004
Springer
14 years 2 months ago
Describing Use Cases with Activity Charts
Abstract. The Model-Driven Development (MDD) describes and maintains models of the system under development. The Unified Modeling Language (UML) supports a set of semantics and no...
Jesús Manuel Almendros-Jiménez, Luis...