Extracting Conceptual Relationships from Specialized Documents
Conceptual modeling has been fundamental to the management of structured data. However, its value is increasingly being recognized for...
A Transactional Model for Data Warehouse Maintenance
A Data Warehouse Management System (DWMS) incrementally maintains materialized views by issuing maintenance queries to the data sources. To...
The Account Data Model
A new data model is proposed using a traditional accounting approach to model an organization’s transactional data and extending...
A Semantic Model for Hypertext Data Caching
In this paper, we propose a semantic model to capture the semantic locality in hypertext access for client-side caching....
Understanding and Simulating Narratives in the Context of Information Systems
A modelling tool is described, which integrates simulation, plan recognition and knowledge discovery modules to help the specification and...
Global Schema Generation Using Formal Ontologies
This paper deals with the problem of handling semantic heterogeneity during schema integration. Semantics refer to the meaning of...
Automatically Extracting Ontologically Specified Data from HTML Tables of Unknown Structure
Data on the Web in HTML tables is mostly structured, but we usually do not know the structure in...
Superimposed Schematics: Introducing E-R Structure for In-Situ Information Selections
Considerable research exists on providing structured access to unstructured information sources, primarily for search and query. Little attention has...
On the Expressive Power of Data Integration Systems
There are basically two approaches for designing a data integration system. In the global-as-view (GAV) approach, one maps the...
Web extensions to UML: Using the MVC Triad
Current Web Modelling Languages (WMLs) fall short of the requirements for the modelling of web system development. In particular,...
