Numerical Aspects in the Data Model of Conceptual Information Systems
While most data analysis and decision support tools use numerical aspects of the data, Conceptual Information Systems focus on...
Nested Data Cubes for OLAP
Nested data cubes (NDCs in short) are a generalization of other OLAP models such as f-tables and hypercubes...
Data Warehousing and Data Mining: Are We Working on the Right Things?
This paper is a report of the panel session of the same name held at the 1st International Workshop...
The Design of an Engineering Data Warehouse Based on Meta-Object Structures
Large scale engineering and scientific projects demand product and workflow management which may require integration and/or distribution over many...
Two Version Concurrency Control Algorithm with Query Locking for Decision Support
In decision supporting environments, a legacy operational system is needed to provide the additional facilities in order to manage...
An Efficient View Maintenance Algorithm for Data Warehousing
We first present a brief analysis of current issues on view maintenance problem for data warehousing. Then, we present...
Adaptive Cache Validation for Mobile File Systems
The uneven advancement in computing hardware components has restricted the development of mobile computing technology. Key components like bandwidth...
A Fuzzy Attribute-Oriented Induction Method for Knowledge Discovery in Relational Databases
In this paper, we propose a fuzzy attribute-oriented induction method for knowledge discovery in relational databases. This method is...
Broadcast Strategies to Maintain Cached Data for Mobile Computing System
Although data broadcast has been shown to be an efficient data dissemination technique for mobile computing systems, many issues...
Fast Methods with Magic Sampling for Knowledge Discovery in Deductive Databases with Large Deduction...
The ability of the deductive database to handle recursive queries is one of its most useful features. It opens...
