Database and Expert Systems Applications: 18th International Conference, DEXA 2007, Regensburg, Germany, September 3-7, 2007, Proceedings

XML and Databases I.- On the Efficient Processing Regular Path Expressions of an Enormous Volume of XML Data.- Improving XML Instances Comparison with Preprocessing Algorithms.- Storing Multidimensional XML Documents in Relational Databases.- On Constructing Semantic Decision Tables.- Artificial Immune Recognition System Based Classifier Ensemble on the Different Feature Subsets for Detecting the Cardiac Disorders from SPECT Images.- A Multisource Context-Dependent Semantic Distance Between Concepts.- Self-healing Information Systems.- XML and Databases II.- A Faceted Taxonomy of Semantic Integrity Constraints for the XML Data Model.- Beyond Lazy XML Parsing.- Efficient Processing of XML Twig Pattern: A Novel One-Phase Holistic Solution.- Database and Information Systems Architecture and Performance I.- Indexing Set-Valued Attributes with a Multi-level Extendible Hashing Scheme.- Adaptive Tuple Differential Coding.- Space-Efficient Structures for Detecting Port Scans.- XML and Databases III.- A Dynamic Labeling Scheme Using Vectors.- A New Approach to Replication of XML Data.- An Efficient Encoding and Labeling Scheme for Dynamic XML Data.- Database and Information Systems Architecture and Performance II.- Distributed Semantic Caching in Grid Middleware.- Multiversion Concurrency Control for Multidimensional Index Structures.- Using an Object Reference Approach to Distributed Updates.- Applications of Database Systems and Information Systems I.- Towards a Novel Desktop Search Technique.- An Original Usage-Based Metrics for Building a Unified View of Corporate Documents.- Exploring Knowledge Management with a Social Semantic Desktop Architecture.- Classifying and Ranking: The First Step Towards Mining Inside Vertical Search Engines.- Query Processing and Optimisation I.- Progressive High-Dimensional Similarity Join.- Decomposing DAGs into Disjoint Chains.- Evaluating Top-k Skyline Queries over Relational Databases.- A P2P Technique for Continuous k-Nearest-Neighbor Query in Road Networks.- Information Life Cycle, Information Value and Data Management.- XML and Databases IV.- Vague Queries on Peer-to-Peer XML Databases.- Proximity Search of XML Data Using Ontology and XPath Edit Similarity.- Cooperative Data Management for XML Data.- Query Processing and Optimisation II.- C-ARIES: A Multi-threaded Version of the ARIES Recovery Algorithm.- Optimizing Ranked Retrieval.- Similarity Search over Incomplete Symbolic Sequences.- Applications of Database Systems and Information Systems II.- Random Multiclass Classification: Generalizing Random Forests to Random MNL and Random NB.- Related Terms Clustering for Enhancing the Comprehensibility of Web Search Results.- Event Specification and Processing for Advanced Applications: Generalization and Formalization.- An Evaluation of a Cluster-Based Architecture for Peer-to-Peer Information Retrieval.- Query Processing and Optimisation III.- A Conceptual Framework for Automatic Text-Based Indexing and Retrieval in Digital Video Collections.- Dimensionality Reduction in High-Dimensional Space for Multimedia Information Retrieval.- Integrating a Stream Processing Engine and Databases for Persistent Streaming Data Management.- Applications of Database Systems and Information Systems III.- Data Management for Mobile Ajax Web 2.0 Applications.- Data Management in RFID Applications.- When Mobile Objects’ Energy Is Not So Tight: A New Perspective on Scalability Issues of Continuous Spatial Query Systems.- Sequence Alignment as a Database Technology Challenge.- Query Processing and Optimisation IV.- Fuzzy Dominance Skyline Queries.- Pruning Search Space of Physical Database Design.- A Two-Phased Visual Query Interface for Relational Databases.- Wavelet Synopsis: Setting Unselected Coefficients to Zero Is Not Optimal.- Data and Information Modelling I.- A Logic Framework to Support Database Refactoring.- An Iterative Process for Adaptive Meta- and Instance Modeling.- Compiling Declarative Specifications of Parsing Algorithms.- XML Query Processing and Optimisation I.- Efficient Fragmentation of Large XML Documents.- Locating and Ranking XML Documents Based on Content and Structure Synopses.- MQTree Based Query Rewriting over Multiple XML Views.- Data and Information Modelling II.- Convex Cube: Towards a Unified Structure for Multidimensional Databases.- Dependency Management for the Preservation of Digital Information.- Constraints Checking in UML Class Diagrams: SQL vs OCL.- XML Query Processing and Optimisation II.- XML-to-SQL Query Mapping in the Presence of Multi-valued Schema Mappings and Recursive XML Schemas.- Efficient Evaluation of Nearest Common Ancestor in XML Twig Queries Using Tree-Unaware RDBMS.- Data Mining I.- Exclusive and Complete Clustering of Streams.- Clustering Quality Evaluation Based on Fuzzy FCA.- Comparing Clustering Algorithms and Their Influence on the Evolution of Labeled Clusters.- Journey to the Centre of the Star: Various Ways of Finding Star Centers in Star Clustering.- Semantic Web and Ontologies I.- Improving Semantic Query Answering.- A Method for Determining Ontology-Based Semantic Relevance.- Semantic Grouping of Social Networks in P2P Database Settings.- Benchmarking RDF Production Tools.- Semantic Web and Ontologies II.- Creating Learning Objects and Learning Sequence on the Basis of Semantic Networks.- SQORE-Based Ontology Retrieval System.- Crawling the Web with OntoDir.- Data Mining II.- Extracting Sequential Nuggets of Knowledge.- Identifying Rare Classes with Sparse Training Data.- Clustering-Based K-Anonymisation Algorithms.- Investigation of Semantic Similarity as a Tool for Comparative Genomics.- WWW and Databases.- On Estimating the Scale of National Deep Web.- Mining the Web for Appearance Description.- Rerank-by-Example: Efficient Browsing of Web Search Results.- Computing Geographical Serving Area Based on Search Logs and Website Categorization.- Temporal and Spatial Databases.- A General Framework to Implement Topological Relations on Composite Regions.- Active Adjustment: An Approach for Improving the Performance of the TPR*-Tree.- Data and Information Semantics.- Performance Oriented Schema Matching.- Preference-Based Integration of Relational Databases into a Description Logic.- A Context-Based Approach for the Discovery of Complex Matches Between Database Sources.- Closing Session: Knowledge and Design.- Ontology Modularization for Knowledge Selection: Experiments and Evaluations.- The Role of Knowledge in Design Problems.- e-Infrastructures.