Retune: Retrieving and Materializing Tuple Units for Effective Keyword Search over Relational Databases
The existing approaches of keyword search over relational databases always identify the relationships between tuples on the fly, which...
Model Driven Specification of Ontology Translations
The alignment of different ontologies requires the specification, representation and execution of translation rules. The rules need to integrate...
Dealing with Usability in Model Transformation Technologies
Nowadays, the concept of Model Transformation Technology (MTT) is widely accepted in the Software Engineering community. These technologies have...
On the Formal Semantics of Change Patterns in Process-Aware Information Systems
Due to a turbulent market enterprises should be able to adapt their business processes in a quick and flexible...
Modeling and Querying E-Commerce Data in Hybrid Relational-XML DBMSs
Data in many industrial application systems are often neither completely structured nor unstructured. Consequently semi-structured data models such as...
Approximate Probabilistic Query Answering over Inconsistent Databases
The problem of managing and querying inconsistent databases has been deeply investigated in the last few years. Most of...
Conjunctive Query Containment under Access Limitations
Access limitations may occur when querying data sources over the web or heterogeneous data sources presented as relational tables:...
Automatic Extraction of Structurally Coherent Mini-Taxonomies
Today, ontologies are being used to model a domain of knowledge in semantic web. OWL is considered to be...
A Multi-level Methodology for Developing UML Sequence Diagrams
Although the importance of UML Sequence Diagrams is well recognized by the object-oriented community, they remain a very difficult...
Analysis and Reuse of Plots Using Similarity and Analogy
A plot is a partially ordered set of events. Plot analysis is a relevant source of knowledge about the...
