Advances in Databases and Information Systems

Invited Papers.- Trust for Electronic Commerce Transactions.- A Family of the ODMG Object Models.- Regular Papers.- Consistent Handling of Integrity Constraints and Extensional Assertions for Schema Integration.- Deriving Type Conflicts and Object Cluster Similarities in Database Schemes by an Automatic and Semantic Approach.- A Model for Querying Annotated Documents.- Word-Based Compression Methods and Indexing for Text Retrieval Systems.- Processing of Spatiotemporal Queries in Image Databases.- On the Correctness of Virtual Partition Algorithm in a Nested Transaction Environment.- Computing Rules for Detecting Contradictory Transaction Termination Dependencies.- A New Class Hierarchy Concurrency Control Technique in Object-Oriented Database Systems.- The Gr_Tree: The Use of Active Regions in G-Trees.- S*-Tree: An Improved S+-Tree for Coloured Images.- Workflow Management System Using Mobile Agents.- Pattern-Oriented Hierarchical Clustering.- Data Mining in a Multidimensional Environment.- Arbiter Meta-Learning with Dynamic Selection of Classifiers and its Experimental Investigation.- The Notion of 'Classes of a Path' in ER Schemas.- Evaluation of Data Modeling.- Organizational Modeling for Efficient Specification of Information Security Requirements.- A Closed Approach to Vague Collections in Partly Inaccessible Distributed Databases.- Infinite Relations in Paraconsistent Databases.- Query Rewriting and Search in CROQUE.- Object Query Optimization in the Stack-Based Approach.- Compositional Specification Calculus for Information Systems Development.- The Impact of Using Class Inheritance in a Distributed Information System.- Performance Assessment Framework for Distributed Object Architectures.- Efficient Use of Signatures in Object-Oriented Database Systems.