Advances in databases and information systems: 6th East European conference, ADBIS 2002: Bratislava, Slovakia, September 8-11, 2002: proceedings /Yannis Manolopoulos, Pavol Návrat (eds.)

This Book Constitutes The Refereed Proceedings Of The 6th East European Conference On Advances In Databases And Information Systems Adbis 2002, Held In Bratislava, Slovakia In September 2002. The 25 Revised Full Papers And 4 Short Papers Presented Together With 3 Invited Papers Were Carefully Reviewed And Selected From 115 Submissions. The Papers Are Organized In Topical Sections On Data Mining And Knowledge Discovery, Mobile Databases, Spatiotemporal And Spatial Databases, Multidimensional Databases And Information Systems, Object-oriented And Deductive Databases, Data Modeling And Workfows, Web Databases And Semistructured Data, And Advanced Systems And Applications. Invited Lectures -- Time: A Coordinate For Web Site Modelling -- Trust Is Not Enough: Privacy And Security In Asp And Web Service Environments -- Infrastructure For Information Spaces -- Data Mining And Knowledge Discovery -- An Axiomatic Approach To Defining Approximation Measures For Functional Dependencies -- Intelligent Support For Information Retrieval In The Www Environment -- An Approach To Improve Text Classification Efficiency -- Semantic Similarity In Content-based Filtering -- Data Access Paths For Frequent Itemsets Discovery -- Mobile Databases -- Monitoring Continuous Location Queries Using Mobile Agents -- Optimistic Concurrency Control Based On Timestamp Interval For Broadcast Environment -- A Flexible Personalization Architecture For Wireless Internet Based On Mobile Agents -- Multiversion Data Broadcast Organizations -- Spatiotemporal And Spatial Databases -- Revisiting R-tree Construction Principles --^ Approximate Algorithms For Distance-based Queries In High-dimensional Data Spaces Using R-trees -- Efficient Similarity Search In Feature Spaces With The Q-tree -- Spatio-temporal Geographic Information Systems: A Causal Perspective -- An Access Method For Integrating Multi-scale Geometric Data -- Multidimensional Databases And Information Systems -- Olap Query Evaluation In A Database Cluster: A Performance Study On Intra-query Parallelism -- A Standard For Representing Multidimensional Properties: The Common Warehouse Metamodel (cwm) -- A Framework To Analyse And Evaluate Information Systems Specification Languages -- Object Oriented And Deductive Databases -- Flattening The Metamodel For Object Databases -- A Semantic Query Optimization Approach To Optimize Linear Datalog Programs -- An Object Algebra For The Odmg Standard -- Data Modeling And Workflows -- Many-dimensional Schema Modeling -- Object-oriented Data Model For Data Warehouse --^ A Meta Model For Structured Workflows Supporting Workflow Transformations -- Web Databases And Semistructured Data -- Towards An Exhaustive Set Of Rewriting Rules For Xquery Optimization: Bizquery Experience -- Architecture Of A Blended-query And Result-visualization Mechanism For Web-accessible Databases And Associated Implementation Issues -- Accommodating Changes In Semistructured Databases Using Multidimensional Oem -- A Declarative Way Of Extracting Xml Data In Xsl -- Advanced Systems And Applications -- Towards Variability Modelling For Reuse In Hypermedia Engineering -- Complex Temporal Patterns Detection Over Continuous Data Streams. Yannis Manolopoulos, Pavol Návrat (eds.). Includes Bibliographical References And Index. Time: A Coordinate for Web Site Modelling....Pages 1-7 Trust Is not Enough: Privacy and Security in ASP and Web Service Environments....Pages 8-22 Infrastructure for Information Spaces....Pages 23-36 An Axiomatic Approach to Defining Approximation Measures for Functional Dependencies....Pages 37-50 Intelligent Support for Information Retrieval in the WWW Environment....Pages 51-64 An Approach to Improve Text Classification Efficiency....Pages 65-79 Semantic Similarity in Content-Based Filtering....Pages 80-85 Data Access Paths for Frequent Itemsets Discovery....Pages 86-91 Monitoring Continuous Location Queries Using Mobile Agents....Pages 92-105 Optimistic Concurrency Control Based on Timestamp Interval for Broadcast Environment....Pages 106-119 A Flexible Personalization Architecture for Wireless Internet Based on Mobile Agents....Pages 120-134 Multiversion Data Broadcast Organizations....Pages 135-148 Revisiting R-Tree Construction Principles....Pages 149-162 Approximate Algorithms for Distance-Based Queries in High-Dimensional Data Spaces Using R-Trees....Pages 163-176 Efficient Similarity Search in Feature Spaces with the Q-Tree....Pages 177-190 Spatio-Temporal Geographic Information Systems: A Causal Perspective....Pages 191-203 An Access Method for Integrating Multi-scale Geometric Data....Pages 204-217 OLAP Query Evaluation in a Database Cluster: A Performance Study on Intra-Query Parallelism....Pages 218-231 A Standard for Representing Multidimensional Properties: The Common Warehouse Metamodel (CWM)....Pages 232-247 A Framework to Analyse and Evaluate Information Systems Specification Languages....Pages 248-262 Flattening the Metamodel for Object Databases....Pages 263-276 A Semantic Query Optimization Approach to Optimize Linear Datalog Programs....Pages 277-290 An Object Algebra for the ODMG Standard....Pages 291-304 Many-Dimensional Schema Modeling....Pages 305-318 Object-Oriented Data Model for Data Warehouse....Pages 319-325 A Meta Model for Structured Workflows Supporting Workflow Transformations....Pages 326-339 Towards an Exhaustive Set of Rewriting Rules for XQuery Optimization: BizQuery Experience....Pages 340-345 Architecture of a Blended-Query and Result-Visualization Mechanism for Web-Accessible Databases and Associated Implementation Issues....Pages 346-359 Accommodating Changes in Semistructured Databases Using Multidimensional OEM....Pages 360-373 A Declarative Way of Extracting XML Data in XSL....Pages 374-387 Towards Variability Modelling for Reuse in Hypermedia Engineering....Pages 388-400 Complex Temporal Patterns Detection over Continuous Data Streams....Pages 401-414 The usefulness of high-level models for the intensional description of Web sites has been advocated by various authors, including Atzeni et al. [1, 2], Ceri et al. [3], which both propose logical models in a sort of traditional database sense, and Fernandez et al. [4], which instead propose an approach based on semistructured data.