Curriculum Vitae

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Máté Hegyháti, Ph.D.

Birth date: January 23, 1986

hegyhati.work@gmail.com


Senior Research Fellow
Széchenyi István University
Associate Professor
University of Sopron
Freelance software engineer
on the UpWork platform

🎓 Degrees

  • Bachelor in Information Technology, Excellent, University of Pannonia, 2008
  • Master in Information Technology, Excellent, University of Pannonia, 2010
  • PhD in Information Technology, Summa Cum Laude, University of Pannonia, 2015

🗣 Languages

  • 🇺🇸 English - fluent
  • 🇩🇪 German - good working knowledge
  • 🇭🇺 Hungarian - native

🏆 Awards

  • Kalmár prize, 2018 - John von Neumann Computer Society
  • Young Researcher of the Hungarian Academy of Sciences, Veszprem division, 2013 - Hungarian Academy of Sciences, Veszprem Division
  • Pro Scientia Golden Medal, 2009 - OTDT, Hungary
  • Zdenek Burianec Memorial Award, 2008 - Scientific Commitee of PRES Conference
  • Gábor Biros Prize, 2008 - Faculty of Information Technology, University of Pannonia

💰 Grants

  • New National Excellence Program scholarship, 2017
  • New National Excellence Program scholarship, 2016
  • Apáczai Csere János scholarship, 2013

Research

Active research on the scheduling of batch processes since 2005.

Several collaborative works in the field of sustainable energy planning and graph coloring.

Erdős number: 2

25 published papers, and 51 conference presentations

Teaching & Supervision

Several regular courses on programming, formal languages, optimization, discrete event systems at several universities since 2005.

Numerous supervised diploma works and student conference projects.

💻 IT skills, technologies

  • Advanced C++ developer
  • Moderate experience with langueages: C, PHP, Java, JS, lisp, bash
  • Experience with CI technologies: CircleCI, Jenkins, Travis, Docker
  • Moderate experience with following web related technologies: Symfony, Jekyll, Bootstrap, Liquid, Twig

Former jobs

  • Software engineer, XBody Hungary Kft., Győr, Hungary, 2017-2020
  • Lecturer and research associate, University of Pannonia, Veszprém, Hungary, 2005-2016
  • Invited lecturer, Pázmány Péter Catholic University, Budapest, Hungary, 2008-2015
  • Invited lecturer, I. Mohammed University, Oujda, Morocco, 2012, 2014, 2015

𝄢 Soft skills and hobbies 🏃

  • Experienced long distance runner, trail runner, hiker, amateur cyclist, triathlete - RunnerMate blog
  • Cello student, former founder and manager of the Symphonic Orchestra of the University of Pannonia
  • Former supervisor of a talent care program, summer camp organizer
  • Former reprsentative of PhD students at several university councils

List of publications

  1. Máté Hegyháti , Tibor Holczinger , Olivér Ősz - Addressing storage time restrictions in the S-graph scheduling framework ; Optimization and Engineering, 2020, ,
  2. Olivér Ősz , Máté Hegyháti - Energy usage minimization with the S-graph framework ; Information Society - Proceedings of MATCOS 2019, 2019, 1, 59-62
  3. Máté Hegyháti , Olivér Ősz , Tibor Holczinger - Empirical Study of S-graph Approaches for Limited-Wait Storage Policy ; Information Society - Proceedings of MATCOS 2019, 2019, 1, 43-46
  4. Olivér Ősz , Balázs Ferenczi , Máté Hegyháti - Scheduling a forge with due dates and die deterioration ; Annals of Operations Research, 2019, 285, 353–367
  5. Tibor Holczinger , Olivér Ősz , Máté Hegyháti - Scheduling approach for on‑site jobs of service providers ; Flexible Services and Manufacturing Journal, 2019, ,
  6. Máté Hegyháti , Olivér Ősz - Interlacing in cyclic scheduling ; 8th VOCAL Optimization Conference: Advanced Algorithms - Short papers, 2018, , 50 – 55
  7. Ádám Papp , Olivér Ősz , Máté Hegyháti - Review and comparison of MILP models for cyclic scheduling of robotic cells ; 8th VOCAL Optimization Conference: Advanced Algorithms - Short papers, 2018, , 79 – 84
  8. Máté Hegyháti - Batch Process Scheduling with eS-graph: A Case Study ; Chemical Engineering Transactions, 2018, 70, 115 – 120
  9. Olivér Ősz , Máté Hegyháti - An S-graph Based Approach for Multi-Mode Resource-Constrained Project Scheduling with Time-Varying Resource Capacities ; Chemical Engineering Transactions, 2018, 70, 1165 – 1170
  10. Máté Hegyháti , Olivér Ősz , Miklós Hatwágner - A Study on Solving Single Stage Batch Process Scheduling Problems with an Evolutionary Algorithm Featuring Bacterial Mutations ; Artificial Intelligence and Soft Computing. ICAISC 2018. Lecture Notes in Computer Science, 2018, 10841, 386-394
  11. Máté Hegyháti - Modeling techniques for the eS-graph ; Proceedings of the 16th International Conference on Project Management and Scheduling, 2018, 39, 123 – 127
  12. Olivér Ősz , Máté Hegyháti - Scheduling a forge with due dates and die deterioration ; Proceedings of the 16th International Conference on Project Management and Scheduling, 2018, 39, 276 – 280
  13. Balázs Dávid , Máté Hegyháti , Miklós Krész - Linearly Priced Timed Automata for the Bus Schedule Assignment Problem ; Proceedings GOL'2018: The 4th IEEE International Conference On Logistics Operations Management, 2018, , 430 – 436
  14. Máté Hegyháti , Olivér Ősz , Balázs Kovács , Ferenc Friedler - Scheduling of Automated Wet-Etch Stations ; Chemical Engineering Transactions, 2014, 39, 433 – 438
  15. W.P.Q. Ng , P.S. Varbanov , J.J. Klemeš , M. Hegyháti , B. Bertók , I. Heckl , H.L. Lam - Waste to energy for small cities: Economics versus carbon footprint ; Chemical Engineering Transactions, 2013, 35, 889 – 894
  16. M. Hegyháti , Z. Tuza - Colorability of mixed hypergraphs and their chromatic inversions ; Journal of Combinatorial Optimization, 2013, 25(4), 737 – 751
  17. A. Nemet , M. Hegyháti , J.J. Klemeš , F. Friedler - Increasing solar energy utilisation by rescheduling operations with heat and electricity demand ; Chemical Engineering Transactions, 2012, 29, 1483 – 1488
  18. T. Holczinger , M. Hegyháti , F. Friedler - Simultaneous heat integration and batch process scheduling ; Chemical Engineering Transactions, 2012, 29, 337 – 342
  19. Mate Hegyhati , Ferenc Friedler - The role of energy consumption in batch process scheduling ; Computer Aided Chemical Engineering, 2011, 29, 1979 – 1983
  20. Mate Hegyhati , Tibor Holczinger , András Andras Szoldatics , Ferenc Friedler - Combinatorial Approach to Address Batch Scheduling Problems with Limited Storage Time ; Chemical Engineering Transactions, 2011, 25, 495 – 500
  21. Máté Hegyháti , Ferenc Friedler - Combinatorial Algorithms of the S-Graph Framework for Batch Scheduling ; Industrial & Engineering Chemistry Research, 2011, 50(9), 5169 – 5174
  22. José Miguel Laínez , Máté Hegyháti , Ferenc Friedler , Luis Puigjaner - Using S-graph to address uncertainty in batch plants ; Clean Technologies and Environmental Policy, 2011, 12(2), 105 – 115
  23. Mate Hegyhati , Ferenc Friedler - Overview of Industrial Batch Process Scheduling ; Chemical Engineering Transactions, 2010, 21, 895 – 900
  24. M. Hegyháti , T. Majozi , T. Holczinger , F. Friedler - Practical infeasibility of cross-transfer in batch plants with complex recipes: S-graph vs MILP methods ; Chemical Engineering Science, 2009, 64(3), 605 – 610
  25. Tibor Holczinger , Thokozani Majozi , Mate Hegyhati , Ferenc Friedler - An automated algorithm for throughput maximization under fixed time horizon in multipurpose batch plants: S-Graph approach ; Computer Aided Chemical Engineering, 2007, 24, 649 – 654

Conference presentations and posters

  1. Energy usage minimization with the S-graph framework - Ősz, O., M. Hegyhati, persented at:
    MATCOS-19 - Koper, Slovenia - Oct 10-11, 2019
  2. Empirical Study of S-graph Approaches for Limited-Wait Storage Policy - Hegyhati, M, O. Ősz, T. Holczinger, persented at:
    MATCOS-19 - Koper, Slovenia - Oct 10-11, 2019
  3. A novel MILP model for cyclic scheduling with interlacing - Ősz, O., M. Hegyhati, persented at:
    ECCO 2019 - St. Julian's, Malta - May 30 - June 1, 2019
  4. Interlacing in cyclic scheduling - Hegyhati, M, O. Ősz, persented at:
    VOCAL 2018 - Esztergom, Hungary - Dec 10-12, 2018
  5. Review and comparison of MILP models for cyclic scheduling of robotic cells - Papp, Á., O. Ősz, M. Hegyhati, persented at:
    VOCAL 2018 - Esztergom, Hungary - Dec 10-12, 2018
  6. Recent developments on the soiling simulation of solar power plants - Merrouni, A. A., M. Hegyhati, persented at:
    2nd SPIL - Brno, Czech Republic - Aug 30-31, 2018
  7. Production scheduling of resources with varying availability - Osz O., M. Hegyhati, persented at:
    2nd SPIL - Brno, Czech Republic - Aug 30-31, 2018
  8. Batch Process Scheduling with eS-graph: A Case Study - M. Hegyhati, persented at:
    PRES/CHISA 2018 - Prague, Czech Republic - Aug 26-29, 2018
  9. An S-graph Based Approach for Multi-Mode Resource-Constrained Project Scheduling with Time-Varying Resource Capacites - Osz O., M. Hegyhati, persented at:
    PRES/CHISA 2018 - Prague, Czech Republic - Aug 26-29, 2018
  10. A study on solving single stage batch process scheduling problems with an evolutionary algorithm featuring bacterial mutations - Hegyhati M., O. Osz, M. Hatwágner, persented at:
    ICAISC 2018 - Zakopane, Poland - Jun 3-7, 2018
  11. Linearly Priced Timed Automata for the Bus Schedule Assignment Problem - Dávid B., M. Hegyháti, M. Krész, persented at:
    GOL 2018 - Le Havre, France - April 10-12, 2018
  12. Modeling techniques for the eS-graph - Hegyhati, M., persented at:
    PMS 2018 - Rome, Italy - Apr 17-20, 2018
  13. Scheduling a forge with due dates and die deterioration - Osz O., M. Hegyhati, persented at:
    PMS 2018 - Rome, Italy - Apr 17-20, 2018
  14. Evaluation of Cleaning Strategies for Solar Power Plants in Eastern Morocco - Merrouni A. A., A. Mezrhab, M. Hegyhati, persented at:
    1st SPIL - Brno, Czech Republic - Dec 6-7, 2017
  15. Scheduling of Mobile Workflows with S-graph - Holczinger T., O. Ősz, M. Hegyhati, persented at:
    SPIL 2017 - Brno, Czech Republic - Dec 6-7, 2017
  16. Timed Automata based scheduling of automated wet-etch stations - Hegyhati, M., persented at:
    ECCO 2017 - Koper, Slovenia - May 3-6, 2017
  17. Combinatorial approach for the multi-mode resource-constrained project scheduling problem - Osz, O., M . Hegyhati, persented at:
    ECCO 2017 - Koper, Slovenia - May 3-6, 2017
  18. S-graph based reactive scheduling - Hegyhati, M., Z. Nemes, persented at:
    VOCAL 2016 - Esztergom, Hungary - December 12-15, 2016
  19. A novel combinatorial approach for the resource-constrained scheduling problem - Osz, O., M. Hegyhati M., persented at:
    VOCAL 2016 - Esztergom, Hungary - December 12-15, 2016
  20. A combinatorial modeling tool for event-based batch process scheduling: the eS-graph - Hegyhati, M., persented at:
    ASCONIKK & VOCAL 2014 - Veszprem, Hungary - December 14-17, 2014
  21. Generic software tool for the evaluation, comparison and ranking of methods for short-term batch process scheduling problems - Hegyhati, M., A. Eles, persented at:
    ASCONIKK & VOCAL 2014 - Veszprem, Hungary - December 14-17, 2014
  22. Combinatorial approach for the scheduling of Automated Wet-etch Stations - Osz, O., B. Kovacs, M. Hegyhati, persented at:
    ASCONIKK & VOCAL 2014 - Veszprem, Hungary - December 14-17, 2014
  23. Handling Limited Wait and Zero Wait policies with the S­-graph framework - Toth, B., M. Hegyhati, persented at:
    ASCONIKK & VOCAL 2014 - Veszprem, Hungary - December 14-17, 2014
  24. Scheduling of automated wet-etch stations - Hegyhati, M., O. Osz, B. Kovacs, F. Friedler, persented at:
    CHISA/PRES 2014 - Prague, Czech Republic - August 23-27, 2014
  25. Waste to Energy for Small Cities: Economics vs. Carbon Footprints - Ng, W. Q. P., P. S. Varbanov. J. J. Klemes, M. Hegyhati, B. Bertok, I. Heckl, H. L. Lam, persented at:
    PRES '13 - Rhodos, Greece - September 29 - October 2, 2013
  26. The effect of cleaning strategies of CSP mirrors on the efficiency and water footprint of solar power plants - Hegyhati, M., A. A. Merrouni, F. Wolferstetter, A. Mrezhrab, F. Friedler, persented at:
    SDEWES 2013 - Dubrovnik, Croatia - September 22-27, 2013
  27. Graph based approaches for scheduling trains in railway networks - Hegyhati M., O. Osz, F. Friedler, persented at:
    InnoRail 2013 - Budapest, Hungary - Oct 28-30, 2013
  28. Combinatorial Tool for Cyclic Scheduling of Batch Processes: S-graph Approach - Hegyháti, M., A. Szoldatics, O. Ősz, F. Friedler, persented at:
    VOCAL 2012 - Veszprém, Hungary - December 11-14, 2012
  29. Empirical Analysis of Methods and Software Tools for Batch Process Scheduling - Éles A., B. Kovács, B. Tóth, M. Hegyháti, persented at:
    VOCAL 2012 - Veszprém, Hungary - Dec 11-14, 2012
  30. Simultaneous heat integration and batch process scheduling - Holczinger, T., M. Hegyhati, F. Friedler, persented at:
    CHISA/PRES 2012 - Prague, Czech Republic - August 25-29, 2012
  31. Increasing solar energy utilisation by rescheduling operations with heat and electricity demand - Nemet, A., M. Hegyháti, J. K. Klemeš, F. Friedler, persented at:
    CHISA/PRES 2012 - Prague, Czech Republic - August 25-29, 2012
  32. Modeling issues of mathematical programming based approaches in batch process scheduling - Hegyháti, M., A. Éles, F. Friedler, persented at:
    PRES 2012 - Prague, Czech Republic - Aug 25-29, 2012
  33. Cyclic scheduling of batch processes: S-graph algorithm - Hegyháti, M., A. Szoldatics, F. Friedler, persented at:
    PRES 2012 - Prague, Czech Republic - Aug 25-29, 2012
  34. Increasing solar energy utilisation by rescheduling operations with heat and electricity demand - Nemet, A., M. Hegyhati, J. J. Klemeš, F. Friedler, persented at:
    SDEWES 2012 - Ohrid, Macedonia - July 1-7, 2012
  35. Tools of Discrete Event Systems for Batch Process Scheduling - Hegyháti, M., F. Friedler, persented at:
    CAPE 2012 - Veszprém, Hungary - March 26-28, 2012
  36. In-Depth Study and Comparison of S-Graph Framework and Precedence Based MILP Formulations for Batch Process Scheduling - Hegyháti, M., T. Holczinger, F. Friedler, persented at:
    AIChE AM 2011 - Minneapolis, USA - October 16-21, 2011
  37. The role of energy consumption in batch process scheduling - Hegyhati, M., F. Friedler, persented at:
    ESCAPE 21 - Chalkidiki, Greece - May 29 - June 1, 2011
  38. Combinatorial Approach to Address Batch Scheduling Problems with Limited Storage Time - Hegyhati, M., T. Holczinger, A. Szoldatics, F. Friedler, persented at:
    PRES'11 - Florence, Italy - May 8-11, 2011
  39. S-graph as an integrated modelling and optimization tool for the scheduling of industrial batch processes - Holczinger, T. ,M. Hegyhati, F. Friedler, persented at:
    VOCAL 2010 - Veszprem, Hungary - December 13-15, 2010
  40. Overview of industrial batch process scheduling - Hegyhati, M., F. Friedler, persented at:
    CHISA/PRES 2010 - Prague, Czech Republic - August 29 - September 1, 2010
  41. Preemptive optimization of chemical batch processes with continuous external uncertainties based on a novel S-graph branching strategy - Hegyhati, M., J. M. Lainez, L. Puigjaner, F. Friedler, persented at:
    PRES 2010 - Prague, Czech Republic - August 29 - September 1, 2010
  42. Practical feasibility of mathematical models in scheduling - Hegyhati, M., T. Majozi, T. Holczinger, F. Friedler, persented at:
    VOCAL 2008 - Veszprem, Hungary - December 15-17, 2008
  43. Throughput maximization in a multipurpose batch plant - Hegyhati, M., T. Majozi, F. Friedler, persented at:
    CHISA/PRES 2008 - Prague, Czech Republic - August 24-28, 2008
  44. Using S-graph to address uncertainty in batch plants - Laínez, J., M. Hegyhati, L. Pugjaner, F. Friedler, persented at:
    PRES 2008 - Prague, Czech Republic - August 24-28, 2008
  45. S-graph based continuous-time approach for throughput maximization in multipurpose batch plants - Majozi, T., F. Friedler, T. Holczinger, M. Hegyhati, persented at:
    IFORS 2008 - Johannesburg, South Africa - July 13-18, 2008
  46. Colorability of mixed hypergraphs and their chromatic inverses - Hegyhati M., Z. Tuza, persented at:
    CID 2007 - Karpacz, Poland - September 16-21, 2007
  47. Transforming STN based scheduling problems to S-graph representation - Hegyhati, M., T. Holczinger, T. Majozi, F. Friedler, persented at:
    PCCPE 2007 - Rzeszów, Poland - September 3-7, 2007
  48. Throughput Maximization in Multipurpose Batch Plants: S-graph vs Time Point Based Methods - Holczinger, T.,T. Majozi, M. Hegyhati, F. Friedler, persented at:
    PRES'07 - Ischia Island, Italy - June 24-27, 2007
  49. An Automated Algorithm for Throughput Maximization Under Fixed Time Horizon in Multipurpose Batch Plants: S-Graph Approach - Holczinger, T.,T. Majozi, M. Hegyhati, F. Friedler, persented at:
    ESCAPE 17 - Bucharest, Romania - May 27-30, 2007
  50. Using S-graph for Throughput Maximization in Multipurpose Batch Plants - Holczinger, T.,T. Majozi, M. Hegyhati, F. Friedler, persented at:
    VOCAL 2006 - Veszprem, Hungary - December 12-15, 2006
  51. Demonstration program for S-graph based batch-process scheduling - Hegyhati, M., R. Adonyi, T. Holczinger, F. Friedler, persented at:
    PRES 2006 - Prague, Czech Republic - August 27-31, 2006

Teaching experience

Active regular courses
Past regular courses
Active PhD courses
Irregular courses

Supervision experience

M.Sc. diploma works
  1. Tamás Biczó: Interactive online solver for linear programming problems - Széchenyi István University, Masters in Computer Science Engineering, 2019, Excellent
  2. Tamás Nyitrai: “Free to play, run to win” game for Android - University of Pannonia, Master of Engineering in Information Technology, 2017, Excellent
  3. Zsolt Nemes: S-graph based reactive scheduling method - University of Pannonia, Master of Engineering in Information Technology, 2017, Excellent
  4. Olivér Ősz: Development of a novel scheduling approach based on incompatible sets - University of Pannonia, Master of Engineering in Information Technology, 2016, Excellent
  5. Balázs Kovács: Graphical user interface for scheduling solver - University of Pannonia, Master of Engineering in Information Technology, 2016, Excellent
  6. László Szabó: Game engine for turn-based strategy and rpg games with hexagonal layout - University of Pannonia, Master of Engineering in Information Technology, 2015, Excellent
  7. Anikó Bartos: Mobile application to support tariff selection - University of Pannonia, Master of Engineering in Information Technology, 2014, Excellent
  8. Zoltán Gulácsi: Interactive graphical user interface for the S-graph based solution of throughput maximization problems - University of Pannonia, Master of Engineering in Information Technology, 2014, Excellent
  9. Ferenc Tollas: Developement of Eclipse plug-in for programming specific tests - University of Pannonia, Master of Engineering in Information Technology, 2012, Excellent
B.Sc. diploma works
  1. Gergő Molnár: Throughput maximization in batch production systems - Széchenyi István University, Bachelor in Computer Science Engineering, 2020, Excellent
  2. Petra Vida: DFA Crush - an automata theory game - Széchenyi István University, Bachelor in Computer Science Engineering, 2020, Excellent
  3. Olivér Dunár: Expected profit maximization in a stochastic environment with the S-graph framework - Széchenyi István University, Bachelor in Computer Science Engineering, 2019, Excellent
  4. Judit Vida: Single stage production scheduling with timed automaton - Széchenyi István University, Bachelor in Business Information Science, 2019, Excellent
  5. Balázs Szilágyi: Comparison shopping website for musical instruments - Széchenyi István University, Bachelor in Computer Science Engineering, 2019, Excellent
  6. Evelin Böröndi: Smartphone app for planning local transportation in Veszprém - University of Pannonia, Bachelor of Business Information Technology, 2018, Excellent
  7. István Decsi: Nonogram solver framework - University of Pannonia, Bachelor of Engineering in Information Technology, 2017, Excellent
  8. János Barta: Web application for performance hiking calendar - University of Pannonia, Bachelor of Engineering in Information Technology, 2016, Good
  9. Máté Kertai: Adaptation of the “Harc a világért” table game with Hexengine - University of Pannonia, Bachelor of Engineering in Information Technology, 2015, Good
  10. Zsolt Ádám Nemes: Heuristic accelerations of the S-graph solver - University of Pannonia, Bachelor of Software Information Technology, 2015, Excellent
  11. Gergely Koller: Development of a software supporting the study of baroque composing methods - University of Pannonia, Bachelor of Engineering in Information Technology, 2015, Excellent
  12. Péter Mohos: Nostalgia application for Android - University of Pannonia, Bachelor of Engineering in Information Technology, 2015, Excellent
  13. Olivér Ősz: New S-graph based algorithms for the scheduling of wet-etch stations - University of Pannonia, Bachelor of Software Information Technology, 2014, Excellent
  14. András Éles: Advisory system for choosing solution approach for batch scheduling problems - University of Pannonia, Bachelor of Engineering in Information Technology, 2014, Excellent
  15. Balázs Kovács: Extension of the S-graph solver system to address AWS problems - University of Pannonia, Bachelor of Engineering in Information Technology, 2014, Excellent
  16. Dénes Papp: Web based system for supporting violin competitions - University of Pannonia, Bachelor of Engineering in Information Technology, 2014, Excellent
  17. László Szabó: Android based game console system - University of Pannonia, Bachelor of Engineering in Information Technology, 2013, Excellent
  18. Tamás Hollósi: Isomertic game engine for Android - University of Pannonia, Bachelor of Engineering in Information Technology, 2012, Excellent