Sciweavers

4965 search results - page 91 / 993
» A Simple Abstraction for Data Modeling
Sort
View
ER
2004
Springer
246views Database» more  ER 2004»
15 years 11 months ago
Data Mapping Diagrams for Data Warehouse Design with UML
Abstract. In Data Warehouse (DW) scenarios, ETL (Extraction, Transformation, Loading) processes are responsible for the extraction of data from heterogeneous operational data sourc...
Sergio Luján-Mora, Panos Vassiliadis, Juan ...
LCPC
2004
Springer
15 years 11 months ago
Empirical Performance-Model Driven Data Layout Optimization
Abstract. Empirical optimizers like ATLAS have been very effective in optimizing computational kernels in libraries. The best choice of parameters such as tile size and degree of l...
Qingda Lu, Xiaoyang Gao, Sriram Krishnamoorthy, Ge...
SAFECOMP
1998
Springer
15 years 10 months ago
An Agenda for Specifying Software Components with Complex Data Models
Abstract. We present a method to specify software for a special kind of safetycritical embedded systems, where sensors deliver low-level values that must be abstracted and pre-proc...
Kirsten Winter, Thomas Santen, Maritta Heisel
SDM
2007
SIAM
195views Data Mining» more  SDM 2007»
15 years 7 months ago
On Anonymization of String Data
String data is especially important in the privacy preserving data mining domain because most DNA and biological data is coded as strings. In this paper, we will discuss a new met...
Charu C. Aggarwal, Philip S. Yu
GECCO
2004
Springer
15 years 11 months ago
A Polynomial Upper Bound for a Mutation-Based Algorithm on the Two-Dimensional Ising Model
Abstract. Fitness functions based on the Ising model are suited excellently for studying the adaption capabilities of randomised search heuristics. The one-dimensional Ising model ...
Simon Fischer