Philip Langer

Univ.Lektor Dipl.-Ing. Dr.techn.

Research Focus

Information Systems Engineering: 100%

Research Areas

Model-driven Engineering, Web Engineering, Software technology, model engineering

Role

External Lecturer
Information Systems Engineering, E194

Contact

philip.langer@tuwien.ac.at
vCard from TISS

Projects

COSIMO: Collaborative Configuration Systems Integration and Modeling
2014 – 2017 / Vienna Business Agency (WAW)
ARTIST: Advanced software-based seRvice provisioning and migraTIon of legacy Software
2012 – 2015 / European Commission
AMOR: Adaptable Model Versioning
2009 – 2011 / SparxSystems Software GmbH

Publications

Note: Due to the rollout of TU Wien’s new publication database, the list below may be slightly outdated. Once APIs for the new database have been released, everything will be up to date again.

2022

Rethinking Model Representation - A Taxonomy of Advanced Information Visualization in Conceptual Modeling / G. De Carlo, P. Langer, D. Bork / accepted for publication in: "Proceedings of the 41th International Conference on Conceptual Modeling", issued by: Springer; Springer LNCS, Cham, 2022

2016

Proceedings of the 2nd International Workshop on Executable Modeling / T. Mayerhofer, P. Langer, Ed Seidewitz, J. Gray / CEUR-WS.org, 2016, ISSN: 1613-0073; 46 pages
Proceedings of the 1st International Workshop on Executable Modeling / T. Mayerhofer, P. Langer, Ed Seidewitz, J. Gray / CEUR-WS.org, 2016, ISSN: 1613-0073; 40 pages

2015

Testing Functional Requirements in UML Activity Diagrams / S. Mijatov, T. Mayerhofer, P. Langer, G. Kappel / Talk: 9th International Conference on Tests and Proofs (TAP´15), L'Aquila; 2015-07-22 - 2015-07-24; in: "Proceedings of the 9th International Conference on Tests and Proofs (TAP´15)", Springer, volume 9154 of Lecture Notes in Computer Science (2015), ISBN: 978-3-319-21214-2; 173 - 190
Semantic Model Differencing Based on Execution Traces / T. Mayerhofer, P. Langer, G. Kappel / Talk: Multikonferenz Software Engineering & Management, Dresden; 2015-03-17 - 2015-03-20; in: "Proceedings of Software Engineering & Management 2015", GI, volume 239 of Lecture Notes in Informatics (2015), ISBN: 978-3-88579-633-6; 78 - 79
Proceedings of the First International Workshop on Combining Modelling with Search- and Example-Based Approaches / R. Paige, M. Kessentini, P. Langer, M. Wimmer / CEUR-Proceedings, Sun SITE Central Europe; CEUR-WS.org, Aachen, 2015, ISSN: 1613-0073; 51 pages
MOMM: Multi-objective model merging / U. Mansoor, M. Kessentini, P. Langer, M. Wimmer, S. Bechikh, K. Deb / Journal of Systems and Software, 103 (2015), 423 - 439

2014

A Generic Framework for Realizing Semantic Model Differencing Operators / P. Langer, T. Mayerhofer, G. Kappel / Talk: MODELS 2014 Poster Session, Valencia, Spain; 2014-10-01 - 2014-10-02; in: "Joint Proceedings of MODELS 2014 Poster Session and the ACM Student Research Competition (SRC) co-located with the 17th International Conference on Model Driven Engineering Languages and Systems (MODELS 2014)", CEUR, 1258 (2014), 16 - 20
Towards Pattern-Based Optimization of Cloud Applications / M. Fleck, J. Troya, P. Langer, M. Wimmer / Talk: 2nd International Workshop on Model-Driven Engineering on and for the Cloud (CloudMDE), Valencia, Spain; 2014-09-30; in: "Proceedings of the 2nd International Workshop on Model-Driven Engineering on and for the Cloud (CloudMDE) @ MODELS", (2014), 1 - 10
Semantic Model Differencing Utilizing Behavioral Semantics Specifications / P. Langer, T. Mayerhofer, G. Kappel / Talk: 17th International Conference on Model-Driven Engineering Languages and Systems, MODELS2014, Valencia, Spain; 2014-09-28 - 2014-10-03; in: "Proceedings of the 17th International Conference on Model-Driven Engineering Languages and Systems (MODELS 2014)", Springer, LNCS 8767 (2014), ISBN: 978-3-319-11652-5; 116 - 132
Cloudifying Applications with ARTIST: A global modernization approach to move applications onto the cloud / L. Orue-Echevarria, J. Alonso, H. Brunelière, A. Menychtas, P. Langer, M. Wimmer / Talk: 4th International Conference on Cloud Computing and Services Science (CLOSER) - Special Session on Multi-Clouds, Barcelona, Spain; 2014-04-03 - 2014-04-05; in: "Proceedings of the 4th International Conference on Cloud Computing and Services Science (CLOSER)", (2014), 1 - 8
Towards a Foundational Framework for Developing and Testing Inter-organizational Business Processes / P. Langer, S. Sobernig, G. Neumann / Talk: First International Workshop on Modeling Inter-Organizational Processes (MinoPro), Wien; 2014-03-19; in: "Joint Workshop Proceedings of MinoPro+EMoV co-located with Modellierung 2014", A. Baumgraß, N. Herzberg, G. Kappel, J. Mendling, A. Meyer, S. Rinderle-Ma (ed.); CEUR, 1185 (2014), ISSN: 1613-0073; Paper ID 7, 14 pages
On the Usage of UML: Initial Results of Analyzing Open UML Models / P. Langer, T. Mayerhofer, M. Wimmer, G. Kappel / Talk: Modellierung 2014, Wien; 2014-03-19 - 2014-03-21; in: "Sammelband der Modellierung 2014", GI, LNI 225 (2014), ISSN: 1617-5468; 289 - 304
Search-based metamodel matching with structural and syntactic measures / M. Kessentini, A. Ouni, P. Langer, M. Wimmer, S. Bechikh / Journal of Systems and Software, 97 (2014), 0; 1 - 14

2013

xMOF: Executable DSMLs based on fUML / T. Mayerhofer, P. Langer, M. Wimmer, G. Kappel / Talk: 6th International Conference on Software Language Engineering (SLE), Indianapolis; 2013-10-27 - 2013-10-28; in: "Proceedings of the 6th International Conference on Software Language Engineering (SLE)", Springer, LNCS 8225 (2013), ISBN: 978-3-319-02653-4; 1 - 20
xMOF: A Semantics Specification Language for Metamodeling / T. Mayerhofer, P. Langer, M. Wimmer / Talk: Satellite Events of MODELS 2013, Miami, US; 2013-10-02; in: "Proceedings of Satellite Events of MODELS 2013", CEUR (2013), 1 - 5
A Framework for Testing UML Activities Based on fUML / S. Mijatov, P. Langer, T. Mayerhofer, G. Kappel / Talk: 10th International Workshop on Model Driven Engineering, Verification and Validation, Miami; 2013-10-01; in: "Proceedings of the 10th International Workshop on Model Driven Engineering, Verification and Validation co-located with 16th International Conference on Model Driven Engineering Languages and Systems (MODELS 2013)", CEUR, Vol-1069 (2013), ISSN: 1613-0073; 1 - 10
A Survey on Incremental Model Transformation Approaches / J. Etzlstorfer, A. Kusel, E. Kapsammer, P. Langer, W. Retschitzegger, J. Schönböck, W. Schwinger, M. Wimmer / Talk: Models and Evolution Workshop (MODELS 2013), Miami; 2013-09-30; in: "Proceedings of the Models and Evolution Workshop @ (MODELS 13)", (2013), 1 - 10
Resource Contention Analysis of Service-Based Systems through fUML-Driven Model Execution / M. Fleck, L. Berardinelli, P. Langer, T. Mayerhofer, V. Cortellessa / Talk: 5th International Workshop Non-functional Properties in Modeling: Analysis, Languages and Processes, Miami; 2013-09-29; in: "Proceedings of the 5th International Workshop Non-functional Properties in Modeling: Analysis, Languages and Processes co-located with 16th International Conference on Model Driven Engineering Languages and Systems (MODELS 2013)", CEUR, Vol-1074 (2013), ISSN: 1613-0073; 6 - 15
Towards Living Inter-Organizational Processes / R. Breu, S. Dustdar, J. Eder, C. Huemer, G. Kappel, J. Köpke, P. Langer, J. Mangler, J. Mendling, G. Neumann, S. Rinderle-Ma, S. Schulte, S. Sobernig, B. Weber / Talk: CBI 2013 - 2013 IEEE International Conference on Business Informatics, Wien; 2013-07-15 - 2013-07-18; in: "CBI 2013 - 2013 IEEE International Conference on Business Informatics", B. Hofreiter, K. Lin, C. Huemer, E. Proper, J. Sanz (ed.); (2013), 4 pages
Search-based Model Merging / M. Kessentini, W. Werda, P. Langer, M. Wimmer / Talk: Genetic and Evolutionary Computation Conference (GECCO), Amsterdam; 2013-07-06 - 2013-07-10; in: "Proceedings of the Genetic and Evolutionary Computation Conference (GECCO)", New York, NY, USA (2013), ISBN: 978-1-4503-1963-8; 1453 - 1460
Combining fUML and Profiles for Non-Functional Analysis Based on Model Execution Traces / L. Berardinelli, P. Langer, T. Mayerhofer / Talk: Ninth International ACM Sigsoft Conference on the Quality of Software Architectures (QoSA'13), Vancouver, Canada; 2013-06-17 - 2013-06-21; in: "Proceedings of the 9th International ACM SIGSOFT Conference on the Quality of Software Architectures (QoSA'13)", A. Koziolek (Martens), R. Nord (ed.); ACM, New York, NY, USA (2013), ISBN: 978-1-4503-2126-6; 79 - 88
Searching Models, Modeling Search: On the Synergies of SBSE and MDE / M. Kessentini, P. Langer, M. Wimmer / Talk: 1st International ICSE Workshop on Combining Modelling and Search-Based Software Engineering (CMSBSE 2013), San Francisco, California, USA; 2013-05-20; in: "Proceedings of the 1st ICSE International Workshop on Combining Modelling and Search-Based Software Engineering (CMSBSE 2013)", IEEE, (2013), ISBN: 978-1-4673-6284-9; 51 - 54
Migrating Legacy Software to the Cloud with ARTIST / A. Bergmayr, H. Brunelière, J. Canovas Izquierdo, J. Gorronogoitia, G. Kousiouris, D. Kyriazis, P. Langer, A. Menychtas, L. Orue-Echevarria, C. Pezuela, M. Wimmer / Talk: 17th European Conference on Software Maintenance and Reengineering (CSMR), Genova, Italy; 2013-03-05 - 2013-03-08; in: "Proceedings of the 17th European Conference on Software Maintenance and Reengineering (CSMR)", IEEE Computer Society, Washington, DC, USA (2013), ISBN: 978-0-7695-4948-4; 465 - 468
A Benchmark for Model Matching Systems: The Heterogeneous Metamodel Case / M. Wimmer, P. Langer / Talk: International Workshop on Comparison and Versioning of Software Models (CVSM 2013), Aachen; 2013-02-27; in: "Proceedings of the International Workshop on Comparison and Versioning of Software Models (CVSM'13) @ SE'13", (2013), 6 pages
A Benchmark for Conflict Detection Components of Model Versioning Systems / P. Langer, M. Wimmer / Talk: International Workshop on Comparison and Versioning of Software Models (CVSM 2013), Aachen; 2013-02-27; in: "Proceedings of the International Workshop on Comparison and Versioning of Software Models (CVSM'13) @ SE'13", (2013), 6 pages
Proceedings of the First International Workshop on Model-driven Engineering By Example / M. Kessentini, P. Langer, H. Sahraoui / CEUR-WS.org, Aachen, Germany, 2013, ISSN: 1613-0073; 51 pages
A Posteriori Operation Detection in Evolving Software Models / P. Langer, M. Wimmer, P. Kaufmann, M. Herrmannsdoerfer, M. Seidl, K. Wieland, G. Kappel / Journal of Systems and Software, 86 (2013), 2; 551 - 566
Turning Conflicts into Collaboration - Concurrent Modeling in the Early Phases of Software Development / K. Wieland, P. Langer, M. Seidl, M. Wimmer, G. Kappel / Computer Supported Cooperative Work: The Journal of Collaborative Computing, 22 (2013), 2-3; 181 - 240

2012

xMOF: Model Execution based on fUML in the EMF Ecosystem / T. Mayerhofer, P. Langer / Talk: Eclipse DemoCamp Vienna November 2012, Wien (invited); 2012-11-30
EMF Profiles: A light-weight extension mechanism for EMF-based models / P. Langer, T. Mayerhofer / Talk: Eclipse DemoCamp Vienna November 2012, Wien (invited); 2012-11-30
Towards xMOF: Executable DSMLs based on fUML / T. Mayerhofer, P. Langer, M. Wimmer / Talk: 12th Workshop on Domain-Specific Modeling (DSM'12), Tucson; 2012-10-22; in: "Proceedings of the 12th Workshop on Domain-Specific Modeling (DSM'12)", ACM, New York, NY, USA (2012), ISBN: 978-1-4503-1634-7; 1 - 6
A Runtime Model for fUML / T. Mayerhofer, P. Langer, G. Kappel / Talk: 7th International Workshop on Models@run.time (MRT 2012), Innsbruck; 2012-10-02; in: "Proceedings of the 7th International Workshop on Models@run.time (MRT 2012)", ACM, New York, NY, USA (2012), ISBN: 978-1-4503-1802-0; 53 - 58
Moliz: A Model Execution Framework for UML Models / T. Mayerhofer, P. Langer / Poster: 2nd International Master Class on Model-Driven Engineering, Obergurgl; 2012-09-27 - 2012-09-29; in: "Proceedings of the 2nd International Master Class on Model-Driven Engineering", ACM, New York, NY, USA (2012), ISBN: 978-1-4503-1853-2
Generic vs. Language-Specific Model Versioning - Adaptability to the Rescue / P. Brosch, P. Langer, M. Seidl, M. Wimmer, G. Kappel / Talk: International Workshop on Comparison and Versioning of Software Models (CVSM 2012), Essen, Germany; 2012-09-03; in: "Softwaretechnik- Trends", Gesellschaft für Informatik, 32 / 4 (2012), ISSN: 0720-8928
An Introduction to Model Versioning / P. Brosch, G. Kappel, P. Langer, M. Seidl, K. Wieland, M. Wimmer / Talk: International School on Formal Methods for the Design of Computer, Communcation, and Software Systems, Bertinoro, Italy (invited); 2012-06-18 - 2012-06-23; in: "Formal Methods for Model-Driven Engineering", M. Bernardo, V. Cortellessa, A. Pierantonio (ed.); Springer, LNCS 7320 (2012), ISSN: 0302-9743; 336 - 398
You need to extend your models? EMF Facet vs. EMF Profiles / H. Brunelière, P. Langer / Talk: EclipseCon NA 2012 - Modeling Symposium, Reston, Virginia (invited); 2012-03-26 - 2012-03-29
Model Transformation By-Example: A Survey of the First Wave / G. Kappel, P. Langer, W. Retschitzegger, W. Schwinger, M. Wimmer / in: "Conceptual Modelling and Its Theoretical Foundations", A. Düsterhöft, M. Klettke, K. Schewe (ed.); Springer LNCS, Berlin / Heidelberg, 2012, (invited), ISBN: 978-3-642-28278-2, 197 - 215
A fundamental approach to model versioning based on graph modifications: from theory to implementation / G. Taentzer, C. Ermel, P. Langer, M. Wimmer / Software and Systems Modeling, tbd (2012), 1 - 33
Language-Specific Model Versioning Based on Signifiers / P. Langer, M. Wimmer, J. Gray, G. Kappel, A. Vallecillo / Journal of Object Technology, 11 (2012), 3; 1 - 34
Search-based Detection of High-level Model Changes / A. ben Fadhel, M. Kessentini, P. Langer, M. Wimmer / in: "Proceedings of the 28 IEEE International Conference on Software Maintenance (ICSM'12)", issued by: IEEE Computer Society; IEEE, Washington, DC, USA, 2012, ISBN: 978-1-4673-2313-0, 212 - 221
EMF Profiles: A Lightweight Extension Approach for EMF Models / P. Langer, K. Wieland, M. Wimmer, J. Cabot / Journal of Object Technology, 11 (2012), 1; 29 pages

2011

Adaptable Model Versioning based on Model Transformation By Demonstration / Doctoral Thesis by P. Langer / Supervisor, Reviewer: G. Kappel, J. Gray; E188 Institut für Softwaretechnik und Interaktive Systeme, 2011; oral examination: 2011-12-21
From UML Profiles to EMF Profiles and Beyond / P. Langer, K. Wieland, M. Wimmer, J. Cabot / Talk: 49th International Conference on Objects, Models, Components, Patterns (TOOLS) 2011, Zürich; 2011-06-27 - 2011-07-01; in: "Proceedings of the 49th International Conference on Objects, Models, Components, Patterns (TOOLS) 2011", Springer, LNCS 6705 (2011), 52 - 67
A WYSIWYG Approach to Support Layout Configuration in Model Evolution / Y. Sun, J. Gray, P. Langer, G. Kappel, M. Wimmer, J. White / in: "Emerging Technologies for the Evolution and Maintenance of Software Models", IGI Global, 2011, ISBN: 9781613504383, 92 - 120
The Past, Present, and Future of Model Versioning / P. Brosch, P. Langer, M. Seidl, K. Wieland, M. Wimmer, G. Kappel / in: "Emerging Technologies for the Evolution and Maintenance of Software Models", IGI Global, 2011, ISBN: 9781613504383, 410 - 443
Conflicts as First-Class Entities: A UML Profile for Model Versioning / P. Brosch, H. Kargl, P. Langer, M. Seidl, K. Wieland, M. Wimmer, G. Kappel / in: "Models in Software Engineering - Workshops and Symposia at MODELS 2010, Reports and Revised Selected Papers", Lecture Notes in Computer Science Volume 6627, Springer, 2011, ISBN: 978-3-642-21209-3, 184 - 193

2010

Adaptable Model Versioning in Action / P. Brosch, G. Kappel, M. Seidl, K. Wieland, M. Wimmer, H. Kargl, P. Langer / Talk: Modellierung 2010, Klagenfurt; 2010-03-24 - 2010-03-26; in: "Modellierung 2010", GI, LNI 161 (2010), ISBN: 978-3-88579-255-0; 221 - 236
Registry Support for Core Component Evolution / C. Pichler, P. Langer, M. Wimmer, C. Huemer, B. Hofreiter / in: "Proceedings of the IEEE International Conference on Service-Oriented Computing and Applications (SOCA 2010)", IEEE Computer Society, 2010, 1 - 9
Representation and Visualization of Merge Conflicts with UML Profiles / P. Brosch, H. Kargl, P. Langer, M. Seidl, K. Wieland, M. Wimmer, G. Kappel / in: "Proceedings of the International Workshop on Models and Evolution (ME 2010) @ MoDELS 2010", Online Publication, 2010, 53 - 62
Conflict Detection for Model Versioning Based on Graph Modifications / G. Taentzer, C. Ermel, P. Langer, M. Wimmer / in: "Proceedings of the 5th International Conference on Graph Transformations (ICGT 2010)", Springer LNCS 6372, 2010, ISBN: 978-3-642-15927-5, 171 - 186
Concurrent Modeling in Early Phases of the Software Development Life Cycle / P. Brosch, P. Langer, M. Seidl, K. Wieland, M. Wimmer, G. Kappel / in: "Proceedings of the 16th Collaboration Researchers' International Working Group Conference on Collaboration and Technology (CRIWG 2010)", Springer, 2010, ISBN: 978-3-642-15713-4, 129 - 144
Model-to-Model Transformations By Demonstration / P. Langer, M. Wimmer, G. Kappel / in: "Proc. of the 3rd International Conference on Model Transformation (ICMT 2010)", Springer, LNCS 6142, 2010, ISBN: 978-3-642-13687-0, 153 - 167
Colex: A Web-based Collaborative Conflict Lexicon / P. Brosch, P. Langer, M. Seidl, K. Wieland, M. Wimmer / in: "Proceedings of the 1st International Workshop on Model Comparison in Practice @ TOOLS 2010", ACM, 2010, ISBN: 978-1-60558-960-2, 42 - 49
Specification, Execution, and Detection of Refactorings for Software Models / P. Langer, K. Wieland, P. Brosch / in: "Proceedings of the Work-in-Progress Session at the 8th International Conference on the Principles and Practice of Programming in Java (PPPJ 2010)", CEUR-WS.org, 2010, Paper ID 5, 5 pages
A WYSIWYG Approach for Configuring Model Layout using Model Transformations / Y. Sun, J. Gray, P. Langer, M. Wimmer, J. White / in: "Proceedings of the 10th Workshop on Domain-Specific Modeling (DSM´10) @ Splash 2010", Online Publication, 2010, ISBN: 978-952-60-1043-4, Paper ID 6, 6 pages

2009

Why Model Versioning Research is Needed!? An Experience Report / K. Altmanninger, P. Brosch, G. Kappel, P. Langer, M. Seidl, K. Wieland, M. Wimmer / Talk: Joint MoDSE-MCCM 2009 Workshop - Models and Evolution, Denver, USA; 2009-10-04; in: "Proceedings of the Joint MoDSE-MCCM 2009 Workshop", (2009), Paper ID 8, 12 pages
An Example Is Worth a Thousand Words: Composite Operation Modeling By-Example / P. Brosch, P. Langer, M. Seidl, K. Wieland, M. Wimmer, G. Kappel, W. Retschitzegger, W. Schwinger / Talk: 12th International Conference on Model Driven Engineering Languages and Systems (MoDELS'09), Denver, USA; 2009-10-04 - 2009-10-09; in: "Proceedings of the 12th International Conference on Model Driven Engineering Languages and Systems (MoDELS'09)", Springer, LNCS 5795 (2009), ISBN: 978-3-642-04424-3; 271 - 285
We can work it out: Collaborative Conflict Resolution in Model Versioning / P. Brosch, M. Seidl, K. Wieland, M. Wimmer, P. Langer / Talk: 11th European Conference on Computer Supported Cooperative Work (ECSCW 2009), Wien; 2009-09-07 - 2009-09-11; in: "Proceedings of the 11th European Conference on Computer Supported Cooperative Work (ECSCW 2009)", Springer, (2009), ISBN: 978-1-84882-853-7; 207 - 214
Towards End-User Adaptable Model Versioning: The By-Example Operation Recorder / P. Brosch, P. Langer, M. Seidl, M. Wimmer / Talk: 31st International Conference on Software Engineering (ICSE 2009), Vancouver, Kanada; 2009-05-16 - 2009-05-24; in: "Proceedings of the 2009 ICSE Workshop on Comparison and Versioning of Software Models", IEEE, (2009), ISSN: 0270-5257; 55 - 60
By-example adaptation of the generic model versioning system AMOR: how to include language-specific features for improving the check-in process / P. Brosch, M. Seidl, K. Wieland, M. Wimmer, P. Langer / in: "Companion to the 24th Annual ACM SIGPLAN Conference on Object-Oriented Programming, Systems, Languages, and Applications, OOPSLA 2009", ACM, 2009, ISBN: 978-1-60558-768-4, 739 - 740
The Operation Recorder: Specifying Model Refactorings By-Example / P. Brosch, M. Seidl, K. Wieland, M. Wimmer, P. Langer / in: "Companion to the 24th Annual ACM SIGPLAN Conference on Object-Oriented Programming, Systems, Languages, and Applications, OOPSLA 2009", ACM, 2009, ISBN: 978-1-60558-768-4, 791 - 792
Konflikterkennung in der Modellversionierung / Master Thesis by P. Langer / Supervisor: G. Kappel, M. Wimmer, M. Seidl; Institut für Softwaretechnik und Interaktive Systeme, 2009

Supervisions