Michael Schrefl

Georg Grossmann, Michael Schrefl, Markus Stumptner: Erratum to: Design for service compatibility - Behavioural compatibility checking and diagnosis. Software and System Modeling 12(1): 221 (2013)

Christoph Schütz, Bernd Neumayr, Michael Schrefl: Integration and Reuse of Heterogeneous Information: Hetero-Homogeneous Data Warehouse Modeling in the Common Warehouse Metamodel. AMCIS 2012

Christoph Schütz, Lois M. L. Delcambre, Michael Schrefl: Multilevel Business Artifacts. Business Process Management Workshops 2012: 304-315

Christoph Schütz, Michael Schrefl, Lois M. L. Delcambre: Multilevel business process modeling: motivation, approach, design issues, and applications. PIKM 2012: 91-94

Stefan Berger, Michael Schrefl: FedDW global schema architect: UML-based design tool for the integration of data mart schemas. DOLAP 2012: 33-40

Bernd Neumayr, Stefan Anderlik, Michael Schrefl: Towards ontology-based OLAP: datalog-based reasoning over multidimensional ontologies. DOLAP 2012: 41-48

Stefan Anderlik, Bernd Neumayr, Michael Schrefl: Using Domain Ontologies as Semantic Dimensions in Data Warehouses. ER 2012: 88-101

Thomas Neuböck, Bernd Neumayr, Thomas Rossgatterer, Stefan Anderlik, Michael Schrefl: Multi-dimensional Navigation Modeling Using BI Analysis Graphs. ER Workshops 2012: 162-171

Michael Karlinger, Klaus Ettmayer, Michael Schrefl: Verschlüsselung bei ausgelagerter Datenhaltung. HMD - Praxis Wirtschaftsinform. 281 (2011)

Christoph Schütz, Michael Schrefl, Bernd Neumayr, Daniel Sierninger: Incremental integration of data warehouses: the hetero-homogeneous approach. DOLAP 2011: 25-30

Bernd Neumayr, Michael Schrefl, Konrad Linner: Semantic Cockpit: An Ontology-Driven, Interactive Business Intelligence Tool for Comparative Data Analysis. ER Workshops 2011: 55-64

Georg Grossmann, Michael Schrefl, Markus Stumptner: Model-driven framework for runtime adaptation of web service compositions. SEAMS 2011: 184-189

Georg Grossmann, Michael Schrefl, Markus Stumptner: Modelling and Enforcement of Inter-Process Dependencies with Business Process Modelling Languages. Journal of Research and Practice in Information Technology 42(4): 289- (2010)

Georg Grossmann, Michael Schrefl, Markus Stumptner: A conceptual modeling approach for web service composition supporting service re-configuration. APCCM 2010: 43-52

Bernd Neumayr, Michael Schrefl, Bernhard Thalheim: Hetero-homogeneous hierarchies in data warehouses. APCCM 2010: 61-70

Georg Grossmann, Michael Schrefl, Markus Stumptner: Model Driven Orchestration: Design for Service Compatibility. MoDELS (2) 2010: 17-31

Stefan Berger, Georg Grossmann, Markus Stumptner, Michael Schrefl: Metamodel-Based Information Integration at Industrial Scale. MoDELS (2) 2010: 153-167

Bernd Neumayr, Katharina Grün, Michael Schrefl: Multi-Level Domain Modeling with M-Objects and M-Relationships. APCCM 2009: 107-116

Michael Karlinger, Millist W. Vincent, Michael Schrefl: Inclusion Dependencies in XML: Extending Relational Semantics. DEXA 2009: 23-37

Bernd Neumayr, Michael Schrefl: Multi-level Conceptual Modeling and OWL. ER Workshops 2009: 189-199

Stefan Berger, Michael Schrefl: FedDW: A Tool for Querying Federations of Data Warehouses - Architecture, Use Case and Implementation. ICEIS (1) 2009: 113-122

Andreas Bögl, Michael Schrefl, Gustav Pomberger, Norbert Weber: Automated Construction of Process Goal Trees from EPC-Models to Facilitate Extraction of Process Patterns. ICEIS 2009: 427-442

Christian Eichinger, Michael Schrefl: Navigation consistency in web site families. iiWAS 2009: 121-129

Michael Karlinger, Millist W. Vincent, Michael Schrefl: Keys in XML: Capturing Identification and Uniqueness. WISE 2009: 563-571

Mukesh K. Mohania, Ullas Nambiar, Michael Schrefl, Millist W. Vincent: Active and Real-Time Data Warehousing. Encyclopedia of Database Systems 2009: 21-26

Georg Grossmann, Michael Schrefl, Markus Stumptner: Modelling Inter-Process Dependencies with High-Level Business Process Modelling Languages. APCCM 2008: 89-102

Bernd Neumayr, Michael Schrefl, Bernhard Thalheim: Modeling Techniques for Multi-level Abstraction. The Evolution of Conceptual Modeling 2008: 68-92

Georg Grossmann, Rajesh K. Thiagarajan, Michael Schrefl, Markus Stumptner: Conceptual Modeling Approaches for Dynamic Web Service Composition. The Evolution of Conceptual Modeling 2008: 180-204

Stefan Berger, Michael Schrefl: From Federated Databases to a Federated Data Warehouse System. HICSS 2008: 394

Andreas Bögl, Michael Schrefl, Gustav Pomberger, Norbert Weber: Semantic Annotation of EPC Models in Engineering Domains by Employing Semantic Patterns. ICEIS (2) 2008: 106-115

Andreas Bögl, Michael Schrefl, Gustav Pomberger, Norbert Weber: Semantic Annotation of EPC Models in Engineering Domains to Facilitate an Automated Identification of Common Modelling Practices. ICEIS 2008: 155-171

Andreas Bögl, Maximilian Kobler, Michael Schrefl: Knowledge Acquisition from EPC Models for Extraction of Process Patterns in Engineering Domains. Multikonferenz Wirtschaftsinformatik 2008

Jun Shen, Georg Grossmann, Yun Yang, Markus Stumptner, Michael Schrefl, Thomas Reiter: Analysis of business process integration in Web service context. Future Generation Comp. Syst. 23(3): 283-294 (2007)

Georg Grossmann, Michael Schrefl, Markus Stumptner: Exploiting Semantics of Inter-Process Dependencies to Instantiate Predefined Integration Patterns. ER (Tutorials, Posters, Panels & Industrial Contributions) 2007: 155-160

Katharina Grün, Michael Schrefl: Exploiting the Structure of Update Fragments for Efficient XML Index Maintenance. APWeb/WAIM 2007: 471-478

Katharina Grün, Michael Karlinger, Michael Schrefl: Schema-aware labelling of XML documents for efficient query and update processing in SemCrypt. Comput. Syst. Sci. Eng. 21(1) (2006)

Georg Grossmann, Michael Schrefl, Markus Stumptner: Verification of Business Process Integration Options. Business Process Management 2006: 432-438

Georg Grossmann, Michael Schrefl, Markus Stumptner: A Framework for the Behavior Based Integration of Business Processes. CAiSE Forum 2006

Stefan Berger, Michael Schrefl: Analysing Multi-dimensional Data Across Autonomous Data Warehouses. DaWaK 2006: 120-133

Christian Eichinger, Michael Schrefl: From Single-Site Web Applications to the Design of Web-Site-Families. IASTED Conf. on Software Engineering 2006: 19-26

Mathias Goller, Markus Humer, Michael Schrefl: Beneficial Sequential Combination of Data Mining Algorithms. ICEIS (2) 2006: 135-143

Günter Preuner, Michael Schrefl: Requester-centered composition of business processes from internal and external services. Data Knowl. Eng. 52(1): 121-155 (2005)

Georg Grossmann, Yikai Ren, Michael Schrefl, Markus Stumptner: Behavior Based Integration of Composite Business Processes. Business Process Management 2005: 186-204

Michael Schrefl, Katharina Grün, Jürgen Dorn: SemCrypt - Ensuring Privacy of Electronic Documents Through Semantic-Based Encrypted Query Processing. ICDE Workshops 2005: 1191

Georg Grossmann, Yikai Ren, Michael Schrefl, Markus Stumptner: Definition of Business Process Integration Operators for Generalization. ICEIS (3) 2005: 510-517

Martin Bernauer, Michael Schrefl: Self-maintaining web pages: from theory to practice. Data Knowl. Eng. 48(1): 39-73 (2004)

Michael Schrefl, Thomas Thalhammer: Using roles in Java. Softw., Pract. Exper. 34(5): 449-464 (2004)

Markus Stumptner, Michael Schrefl, Georg Grossmann: On the Road to Behavior-Based Integration. APCCM 2004: 15-22

Millist W. Vincent, Michael Schrefl, Jixue Liu, Chengfei Liu, Solen Dogen: Generalized Inclusion Dependencies in XML. APWeb 2004: 224-233

Mathias Goller, Michael Schrefl: Anticipatory Clustering. Databases and Applications 2004: 145-150

Georg Grossmann, Michael Schrefl, Markus Stumptner: Classification of Business Process Correspondences and Associated Integration Operators. ER (Workshops) 2004: 653-666

Eric D. Browne, Michael Schrefl, James R. Warren: Goal-Focused Self-Modifying Workflow in the Healthcare Domain. HICSS 2004

Eric D. Browne, Michael Schrefl, James R. Warren: Activity Crediting in Distributed Workflow Environments. ICEIS (3) 2004: 245-253

Günter Preuner, Christian Eichinger, Michael Schrefl: Static-Dynamic Integration of External Services into Generic Business Processes. ICSNW 2004: 263-277

Stephan Lechner, Michael Schrefl: Trasformers-by-example: pushing reuse in conceptual web application modelling. SAC 2004: 1654-1661

Michael Schrefl, Martin Bernauer, Elisabeth Kapsammer, Birgit Pröll, Werner Retschitzegger, Thomas Thalhammer: Self-maintaining web pages. Inf. Syst. 28(8): 1005-1036 (2003)

Stephan Lechner, Michael Schrefl: Defining Web Schema Transformers by Example. DEXA 2003: 46-56

Eric D. Browne, Michael Schrefl, James R. Warren: A Two Tier, Goal-Driven Workflow Model for the Healthcare Domain. ICEIS (3) 2003: 32-39

Thomas Thalhammer, Michael Schrefl: Realizing active data warehouses with off-the-shelf database technology. Softw., Pract. Exper. 32(12): 1193-1222 (2002)

Michael Schrefl, Markus Stumptner: Behavior-consistent specialization of object life cycles. ACM Trans. Softw. Eng. Methodol. 11(1): 92-148 (2002)

Günter Preuner, Michael Schrefl: Behavior-Consistent Composition of Business Processes from Internal and External Services. ER (Workshops) 2002: 378-389

Sistine Barretto, James R. Warren, Markus Stumptner, Michael Schrefl, Gerald Quirchmayr, Stephen Nield: Coordination of Inter-organisational Healthcare Processes via Specialisation of Internet-Based Object Life Cycles. HICSS 2002: 148

Günter Preuner, Michael Schrefl: Integration of Web Services into Workflows through a Multi-Level chema Architecture. WECWIS 2002: 51-60

Günter Preuner, Stefan Conrad, Michael Schrefl: View integration of behavior in object-oriented databases. Data Knowl. Eng. 36(2): 153-183 (2001)

Thomas Thalhammer, Michael Schrefl, Mukesh K. Mohania: Active data warehouses: complementing OLAP with analysis rules. Data Knowl. Eng. 39(3): 241-269 (2001)

Michael Schrefl, Elisabeth Kapsammer, Werner Retschitzegger, Birgit Pröll: Self-maintaining web pages: an overview. ADC 2001: 83-90

Stephan Lechner, Günter Preuner, Michael Schrefl: Translating XQuery into XSLT. ER (Workshops) 2001: 239-252

Michael Schrefl, Martin Bernauer: Active XML Schemas. ER (Workshops) 2001: 363-376

Günter Preuner, Michael Schrefl: A three-level schema architecture for the conceptual design of web-based information systems: from web-data management to integrated web-data and web-process management. World Wide Web 3(2): 125-138 (2000)

Michael Schrefl, Markus Stumptner: On the Design of Behavior Consistent Specializations of Object Life Cycles in OBD and UML. Advances in Object-Oriented Data Modeling 2000: 65-104

John F. Roddick, Michael Schrefl: Towards an Accommodation of Delay in Temporal Active Databases. Australasian Database Conference 2000: 115-119

Werner Obermair, Michael Schrefl: Temporally Faithful Execution of Business Transactions. CAiSE 2000: 462-481

Michael Schrefl, Thomas Thalhammer: On Making Data Warehouses Active. DaWaK 2000: 34-46

Markus Stumptner, Michael Schrefl: Behavior Consistent Inheritance in UML. ER 2000: 527-542

Michael Schrefl, Gerti Kappel, Peter Lang: Modeling Collaborative Behavior Using Cooperation Contracts. Data Knowl. Eng. 26(2): 191-224 (1998)

Günter Preuner, Michael Schrefl: Observation Consistent Integration of Views of Object Life-Cycles. BNCOD 1998: 32-48

Peter Bichler, Günter Preuner, Michael Schrefl: Workflow Transparency. CAiSE 1997: 423-436

Thomas Prückler, Michael Schrefl: Achieving Logical Data Independence in Hypermedia Databases. DEXA Workshop 1997: 160-169

Michael Schrefl, Markus Stumptner: Behavior Consistent Refinement of Object Life Cycles. ER 1997: 155-168

Peter Lang, Werner Obermair, Michael Schrefl: Modeling Business Rules with Situation/Activation Diagrams. ICDE 1997: 455-464

Gerti Kappel, Michael Schrefl: Objektorientierte Informationssysteme - Konzepte, Darstellungsmittel, Methoden. Springers angewandte Informatik, Springer 1996, isbn 978-3-211-82828-1, pp. I-XIII, 1-321

Georg Gottlob, Michael Schrefl, Brigitte Röck: Extending Object-Oriented Systems with Roles. ACM Trans. Inf. Syst. 14(3): 268-296 (1996)

Peter Lang, Werner Obermair, Michael Schrefl: Situation Diagrams. DEXA 1996: 400-421

Gerti Kappel, Michael Schrefl: Modelling Object Behavior: To Use Methods or Rules or Both? DEXA 1996: 584-602

Thomas Prückler, Michael Schrefl: Achieving Physical Data Independence in Hypermedia Databases. IW-MMDBMS 1996: 141-150

Wolfgang Klas, Michael Schrefl: Metaclasses and Their Applications, Data Model Tailoring and Database Integration. Lecture Notes in Computer Science 943, Springer 1995, isbn 3-540-60063-9

Peter Kueng, Michael Schrefl: Spezialisierung von Geschäftsprozessen am Beispiel der Bearbeitung von Kreditanträgen. HMD - Praxis Wirtschaftsinform. 185 (1995)

Michael Schrefl, Markus Stumptner: Behavior Consistent Extension of Object Life Cycles. OOER 1995: 133-145

Peter Bichler, Michael Schrefl: Inheritance of Business Rules. Grundlagen von Datenbanken 1995: 20-24

Thomas Prückler, Michael Schrefl: Modeling Corresponding Information Content between Multimedia Data. IWHD 1995: 59-69

Georg Gottlob, Gerti Kappel, Michael Schrefl: The Evolving Algebra Semantics of Class and Role Hierarchies. Semantics in Databases 1995: 92-113

Gerti Kappel, Michael Schrefl: Inheritance of Object Behavior - Consistent Extension of Object Life Cycles. East/West Database Workshop 1994: 289-300

Peter Bichler, Michael Schrefl: Active Object-Oriented Database Design Using Active Object/Behavior Diagrams. RIDE-ADS 1994: 163-171

Georg Gottlob, Michael Schrefl, Markus Stumptner: Selective Inheritance of Attribute Values in Relational Databases. Discrete Applied Mathematics 40(2): 187-216 (1992)

Michael Schrefl, Markus Stumptner: On the formal properties of transitive inheritance in databases. Inf. Sci. 66(1-2): 63-90 (1992)

Gerti Kappel, Michael Schrefl: Local Referential Integrity. ER 1992: 41-61

Thomas Eiter, Michael Schrefl, Markus Stumptner: Sperrverfahren für B-Bäume im Vergleich. Informatik Spektrum 14(4): 183-200 (1991)

Michael Schrefl, Gerti Kappel: Cooperation Contracts. ER 1991: 285-307

Gerti Kappel, Michael Schrefl: Object/Behavior Diagrams. ICDE 1991: 530-539

Wolfgang Klas, Erich J. Neuhold, Michael Schrefl: Using an object-oriented approach to model multimedia data. Computer Communications 13(4): 204-216 (1990)

Michael Schrefl: Behavior Modelling by Stepwise Refining Behavior Diagrams. ER 1990: 113-128

Georg Gottlob, Gerti Kappel, Michael Schrefl: Semantics of Object-Oriented Data Models - The Evolving Algebra Approach. East/West Database Workshop 1990: 144-160

Philip A. Bernstein, Umeshwar Dayal, David J. DeWitt, Dieter Gawlick, Jim Gray, Matthias Jarke, Bruce G. Lindsay, Peter C. Lockemann, David Maier, Erich J. Neuhold, Andreas Reuter, Lawrence A. Rowe, Hans-Jörg Schek, Joachim W. Schmidt, Michael Schrefl, Michael Stonebraker: Future Directions in DBMS Research - The Laguna Beach Participants. SIGMOD Record 18(1): 17-26 (1989)

Georg Gottlob, Michael Schrefl, Markus Stumptner: On the Interaction between Transitive Closure and Functional Dependencies. MFDBS 1989: 187-206

Wolfgang Klas, Erich J. Neuhold, Michael Schrefl: Visual Databases need Data Models for Multimedia Data. VDB 1989: 433-462

Michael Schrefl, Erich J. Neuhold: A Knowledge-Based Approach to Overcome Structural Differences in Object Oriented Database Integration. DS-3 1988: 265-304

Stefano Spaccapietra, Yirki Nummenmaa, Rainer Melchert, Michael Schrefl, Paola Velardi: Interfaces for Advanced Data Base Systems: Iconic, Graphical, Natural Language Oriented - Panel. ER 1988: 25-46

Gerti Kappel, Michael Schrefl: A Behaviour Integrated Entity-Relationship Approach for the Design of Object-Oriented Databases. ER 1988: 311-328

Michael Schrefl, Erich J. Neuhold: Object Class Definition by Generalization Using Upward Inheritance. ICDE 1988: 4-13

Erich J. Neuhold, Michael Schrefl: Dynamic Derivation of Personalized Views. VLDB 1988: 183-194

Michael Schrefl: A Comparative Analysis of View Integration Methodologies. EMISA 1987: 119-136

Erich J. Neuhold, Michael Schrefl: Towards Databases for Knowledge Representation. Foundations of Knowledge Base Management (Xania) 1985: 241-257

Michael Schrefl, A. Min Tjoa, Roland Wagner: Comparison-Criteria for Semantic Data Models. ICDE 1984: 120-125