Database and expert systems applications : 4th International Conference, DEXA '93, Prague, Czech Republic, September 6-8, 1993 : proceedings

Information handling - A challenge for databases and expert systems.- Context versions in an object-oriented model.- Towards class-less object models for engineering design applications.- Semantic relativism in conceptual modeling.- Animation support for a conceptual modelling language.- A unifying model of data, metadata and context.- Information brokers: Sharing knowledge in a heterogeneous distributed system.- A customized multidatabase transaction management strategy.- Interoperability between a distributed system and a database system.- Reservation commitment and its use in multidatabase systems.- Predict query processing cost in a distributed database system.- CoBase: A cooperative query answering facility for database systems.- "Duplicate deletion in a ring connected, shared-nothing, parallel database system".- On temporal-fuzziness in temporal Fuzzy databases.- Object-based schema integration for heterogeneous databases: A logical approach.- Heterogeneous multilevel transaction management with multiple subtransactions.- Inheritance conflicts in object-oriented systems.- Managing derived data in intelligent database systems: An implementation study.- An integrated calculation model for discovering functional relations from databases.- On the maintenance of implication integrity constraints.- REFLEX active database model: Application of petri-nets.- Road accident analysis using a functional database language.- Database performance evaluation a methodological approach.- Design and implementation of a DBMS performance assessment tool.- Modifying database queries and error constraints.- Performance evaluation system for object stores.- An optimization method of data communication and control for parallel execution of SQL queries.- Developing a database system for time-critical applications.- Object-oriented querying of existing relational databases.- A probabilistic spatial data model.- Query processing of geometric objects with free form boundaries in spatial databases.- Brain data base (BDB).- Integrating classes and relations to model and query geographical databases.- Towards cooperativeness in geographic databases.- GeO2: Object-oriented contribution for a geographical DBMS ?.- GemCode: An expert system generating mnemonic codes for data elements and data items.- ALEXSYS - A prototype knowledge based expert system for the quality assurance of high pressure die castings.- Viewpoints - Facilitating expert systems for multiple users.- Improving Shafer-Logan's algorithm for handling hierarchical evidence.- From low-level to high-level operations in expert systems.- Corpora as expert knowledge domains: The Oxford advanced learner's dictionary.- Maintenance of knowledge bases.- Using candidate space structure to propose the next measurement in model based diagnosis.- Decomposition of four component items.- Intelligent inference for debugging concurrent systems.- Sharing temporal knowledge by multiple agents.- Querying and exploring large knowledge bases.- Managing text objectively.- Legal expert system KONTERM - Automatic representation of document structure and contents.- Matrim, an expert system on marital law.- Contradiction and confirmation.- Meta-reasoning in law: a computational model.- The application of Kripke-type structures to regional development programs.- Data management tools for genomic applications: A progress report.- Resolution of constraint inconsistency with the aim to provide support in anaesthesia.- An object-oriented implementation for a semantic system (CANDID).- Distributed schema management in a cooperation network of autonomous agents.- A distributed AI system for job shop control.- Expert system for production planning of perishable goods.- An expert system as a manager in the application of production planning and control software in CIM environments.- Composition and dependency relationships in production information system design.- Vehicle Transactions.- An approach to image retrieval for image databases.- Facilitatory process for contrast detection.- Object-oriented database management systems for construction of CASE environments.- Summary data representations in application developments.- Reusable process chunks.- From analysis to design in a deductive and object-oriented environment.- A case study for an open CASE system: The TROLL light development environment.- Meta data model for database design.- Extending PCTE with object-oriented capabilities.- A new hypermedia data model.- Linearisation schemata for hypertext.- HyperPATH/O2: Integrating hypermedia systems with object-oriented database systems.- Integrating knowledge-based hypertext and database for task-oriented access to documents.- Reengineering of user interfaces for the migration of database applications.- User interface of knowledge based-DSS development environment, some further developments.- A highly-customisable schema meta-visualisation system for object-oriented (O-O) database schemas - overview.- Walkthrough using animation database system move.