Title page -- Preface -- Conference Committee -- Contents -- Invited Talk -- Ontology Revisited: Concepts, Languages, and the World(s) -- Database Technology and Semantic Web -- The Label Based Concurrency Control in XML Databases -- Accurate XML Summarization - A Comparison of Differing Approaches -- Web Systems Evaluation on Users' Behaviour Modelling -- Domain Ontology Based Support to Navigation in Distance Study Course Structure -- Requirements Engineering for Information Systems -- Development of the Plagiarism Detection Tool for Processing Template-Based Documents -- Extended Method for Transforming Requirements to Conceptual Model of a Data Warehouse -- The Formal Model for Multiversion Data Warehouse Evolution -- Semantic Interoperability of Information Systems -- Ontology Enabled Graphical Database Query Tool for End-Users -- Ensuring Large-Scale Semantic Interoperability: The Estonian Public Sector's Case Study -- Information Systems and AI Technologies -- Spiking Neural Networks to Detect Temporal Patterns -- Opportunities to Improve Software Testing Processes on the Basis of Multi-Agent Modeling -- Approach and Technical Solutions for e-University Initiative -- Component-Based Systems Development -- Environment Testing Enabled Software - A Step Towards Execution Context Awareness -- Audit Log Unification and Review with Log Management Information Bases -- Applying Self-Testing: Advantages and Limitations -- Information Systems Integration -- Analysis of Open Source Software Evolution Using Evolution Curve Method -- A New XML Schema Matching Approach Using Prufer Sequences -- Integration of MDA Framework into the Model of Traditional Software Development -- Business Information Systems -- Agile Software System Development and Customisation Using Business Rules -- Business Rule Management in Enterprise Resource Planning Systems.

Service Oriented Architecture Application for Latvian Public Sector E-service Development -- Data and Knowledge Management -- Query Classification in Content-Based Image Retrieval -- A Comparison of the Universal and the Regular Database Design -- Flexible Database Platform for Biomedical Research with Multiple User Interfaces and a Universal Query Engine -- Author Index.