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CAISE
2008
Springer
15 years 3 months ago
Refactoring Process Models in Large Process Repositories
With the increasing adoption of process-aware information systems (PAIS), large process model repositories have emerged. Over time respective models have to be re-aligned to the re...
Barbara Weber, Manfred Reichert
CAISE
2008
Springer
15 years 3 months ago
Round-Trip Engineering for Maintaining Conceptual-Relational Mappings
Conceptual-relational mappings between conceptual models and relational schemas have been used increasingly to achieve interoperability or overcome impedance mismatch in modern dat...
Yuan An, Xiaohua Hu, Il-Yeol Song
DOLAP
2005
ACM
15 years 3 months ago
A relevance-extended multi-dimensional model for a data warehouse contextualized with documents
Current data warehouse and OLAP technologies can be applied to analyze the structured data that companies store in their databases. The circumstances that describe the context ass...
Juan Manuel Pérez, Rafael Berlanga Llavori,...
IDA
2010
Springer
15 years 3 months ago
A Framework for Path-Oriented Network Simplification
Abstract. We propose a generic framework and methods for simplification of large networks. The methods can be used to improve the understandability of a given network, to complemen...
Hannu Toivonen, Sébastien Mahler, Fang Zhou
CLEF
2008
Springer
15 years 3 months ago
Assessing the Impact of Thesaurus-Based Expansion Techniques in QA-Centric IR
In this paper, we assess the impact of using thesaurus-based query expansion methods, at the Information Retrieval (IR) stage of a Question Answering (QA) system. We focus on expan...
Luís Sarmento, Jorge Teixeira, Eugén...