132 Result(s)

Chapter and Conference Paper

BRANT — An Approach for Knowledge Based Document Classification in the Information Retrieval Domain

Classical approaches, namely term weighting and statistical document clustering do not score to achieve substantial breakthroughs in information retrieval research. Information retrieval systems must be design...

Dieter Merkl, A. Min Tjoa, Stefan Vieweg in Database and Expert Systems Applications (1992)

Chapter and Conference Paper

A methodology for computer aided modelling of information systems based on the extended entity relationship model BIER

The Entity Relationship approach is used in many databases and information systems design methodology and tools. Its use is expanded to new types of applications and the ER-Model itself is being developed to m...

Christian Gierlinger, A Min Tjoa… in Computer Aided Systems Theory — EUROCAST '… (1992)

Chapter and Conference Paper

Expert system for production planning of perishable goods

This paper presents a computer system of production planning for perishable goods industry (e.g. meat products). The demand for the products of such industries exhibits short-term seasonalities, usually of one...

Andrzej Gospodarowicz, Ewa Kania… in Database and Expert Systems Applications (1993)

Chapter and Conference Paper

Transformation of requirement specifications expressed in natural language into an EER model

A tool for conceptual design is introduced which transforms requirement specifications in natural language into concepts of the EER model. The transformation is based on the assumption that the meaning of data...

A. Min Tjoa, Linda Berger in Entity-Relationship Approach — ER '93 (1994)

Chapter and Conference Paper

Managing structured documents in distributed publishing environments

Advanced developments in the area of broadband communications, as well as database and groupware technology propose to enable more efficient cooperation in workgroups. A scenario sketching the cooperative prod...

Franz Burger, Gerald Quirchmayr… in Database and Expert Systems Applications (1994)

Chapter and Conference Paper

The entity-relationship model for multilevel security

A design environment for security critical database applications that should be implemented by using multilevel technology is proposed. For this purpose, the Entity-Relationship model is extended to capture se...

Günther Pernul, Werner Winiwarter, A. Min Tjoa in Entity-Relationship Approach — ER '93 (1994)

Chapter and Conference Paper

Interfacing WWW with Distributed Database Applications in the Field of Tourism

Recent developements in the field of global information systems, such as provided by World-Wide.Web and existing architectures for the storage of distributed data are investigated for its use in the tourist in...

A. Min Tjoa, Hannes Werthner in Information and Communication Technologies in Tourism (1996)

Chapter and Conference Paper

Developments in the database and expert systems applications domain

A summary of the development of the database and expert system applications research of this decade is given. The different trends and challenges are briefly analysed. The increasing shortening of the time-spa...

A. Min Tjoa, Roland R. Wagner in Database and Expert Systems Applications (1996)

Chapter and Conference Paper

VOMDraw — A tool for visual object modeling

The weakness of an application often has its roots in the analysis phase. This is why current software engineering conctentrates on apporpriate systems analysis methods and tools and tries to get away from cod...

Gabriele Oberlik, Stefan Preishuber, A Min Tjoa… in Computer Aided Systems Theory — CAST '94 (1996)

Chapter and Conference Paper

The Role of Handicraft Production and Art in Tourism and its Presentation in the Internet

Recently the role of handicraft and art in the tourism industry has become an important object of research. The integration of souvenir production and traditional handicraft production respectively seminars, w...

A. Min Tjoa, Roland R. Wagner in Information and Communication Technologies in Tourism 1998 (1998)

Chapter and Conference Paper

The Use of Data Warehouses as a Basis for Strategic Decision in Tourism

Data warehousing has recently emerged as a possible solution to enable end user access to the increasing volumes of business oriented data. The foundation of any modern decision support architecture is the dat...

Remzi Kirkgöze, A. Min Tjoa in Information and Communication Technologies in Tourism 1998 (1998)

Chapter and Conference Paper

Conceptual Multidimensional Data Model Based on MetaCube

In this paper, we propose a conceptual multidimensional data model that facilitates a precise rigorous conceptualization for OLAP. First, our approach has strong relation with mathematics by applying a new def...

Thanh Binh Nguyen, A. Min Tjoa, Roland Wagner in Advances in Information Systems (2000)

Chapter and Conference Paper

Process-Oriented Requirement Analysis Supporting the Data Warehouse Design Process A Use Case Driven Approach

A comprehensive requirement analysis for data warehouse systems is mostly often the starting point for the implementation of an enterprise-wide decision support system. Because data warehouse systems concern m...

Beate List, Josef Schiefer, A. Min Tjoa in Database and Expert Systems Applications (2000)

Article

Data Warehousing and Knowledge Discovery

Mukesh Mohania, A. Min Tjoa… in Journal of Intelligent Information Systems (2000)