Sciweavers

ADBIS
2007
Springer
130views Database» more  ADBIS 2007»
13 years 7 months ago
Graphical Querying of Multidimensional Databases
This paper provides an answer-oriented multidimensional analysis environment. The approach is based on a conceptual point of view. We define a conceptual model that represents data...
Franck Ravat, Olivier Teste, Ronan Tournier, Gille...
ADBIS
2007
Springer
126views Database» more  ADBIS 2007»
13 years 9 months ago
Optimal Query Mapping in Mobile OLAP
Query mapping to aggregation lattices is used in order to exploit sub-cube dependencies in multidimensional databases. It is employed in mobile OLAP dissemination systems, in order...
Ilias Michalarias, Hans-Joachim Lenz
ADBIS
2007
Springer
256views Database» more  ADBIS 2007»
13 years 9 months ago
Adaptive k-Nearest-Neighbor Classification Using a Dynamic Number of Nearest Neighbors
Classification based on k-nearest neighbors (kNN classification) is one of the most widely used classification methods. The number k of nearest neighbors used for achieving a high ...
Stefanos Ougiaroglou, Alexandros Nanopoulos, Apost...
ADBIS
2007
Springer
93views Database» more  ADBIS 2007»
13 years 9 months ago
Update Support for Database Views Via Cooperation
Stephen J. Hegner, Peggy Schmidt
ADBIS
2007
Springer
117views Database» more  ADBIS 2007»
13 years 9 months ago
On the Effect of Trajectory Compression in Spatiotemporal Querying
Existing work repeatedly addresses that the ubiquitous positioning devices will start to generate an unprecedented stream of time-stamped positions leading to storage and computati...
Elias Frentzos, Yannis Theodoridis
ADBIS
2007
Springer
109views Database» more  ADBIS 2007»
13 years 9 months ago
A Fixpoint Approach to State Generation for Stratifiable Disjunctive Deductive Databases
In this paper we present a new fixpoint-based approach to bottom-up state generation for stratifiable disjunctive deductive databases. To this end, a new consequence operator based...
Andreas Behrend
ADBIS
2007
Springer
106views Database» more  ADBIS 2007»
13 years 9 months ago
A Protocol Ontology for Inter-Organizational Workflow Coordination
Eric Andonoff, Wassim Bouaziz, Chihab Hanachi
ADBIS
2007
Springer
132views Database» more  ADBIS 2007»
13 years 12 months ago
Clustering Approach to Generalized Pattern Identification Based on Multi-instanced Objects with DARA
Clustering is an essential data mining task with various types of applications. Traditional clustering algorithms are based on a vector space model representation. A relational dat...
Rayner Alfred, Dimitar Kazakov
ADBIS
2007
Springer
145views Database» more  ADBIS 2007»
13 years 12 months ago
A Method for Comparing Self-organizing Maps: Case Studies of Banking and Linguistic Data
The method of self-organizing maps (SOM) is a method of exploratory data analysis used for clustering and projecting multi-dimensional data into a lower-dimensional space to reveal...
Toomas Kirt, Ene Vainik, Leo Vohandu
ADBIS
2007
Springer
124views Database» more  ADBIS 2007»
13 years 12 months ago
Fast and Efficient Log File Compression
Contemporary information systems are replete with log files, created in multiple places (e.g., network servers, database management systems, user monitoring applications, system se...
Przemyslaw Skibinski, Jakub Swacha