Institut für Informationsverarbeitung (TNT) - Homepage of Alexander Dockhorn

Publications

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Conference Contributions
- Linjie Xu, Zichuan Liu, Alexander Dockhorn, Diego Perez-Liebana, Jinyu Wang, Lei Song, Jiang Bian
  Higher Replay Ratio Empowers Sample-Efficient Multi-Agent Reinforcement Learning
  Proceedings of the IEEE Conference on Games 2024, IEEE, pp. 1-8, 2024
  (pdf) BibTeX
- Linjie Xu, Diego Perez-Liebana, Alexander Dockhorn
  Strategy Game-Playing with Size-Constrained State Abstraction
  Proceedings of the IEEE Conference on Games 2024, IEEE, pp. 1-8, 2024
  (pdf) BibTeX
- Carlo Nübel, Alexander Dockhorn, Sanaz Mostaghim
  Match Point AI: A Novel AI Framework for Evaluating Data-Driven Tennis Strategies
  Proceedings of the Conference on Games 2024, IEEE, pp. 1-4, 2024
  (pdf) BibTeX
- Mehmet Kayra Oguz, Alexander Dockhorn
  Markov Senior - Learning Markov Junior Grammars to Generate User-specified Content
  Proceedings of the IEEE Conference on Games 2024, IEEE, pp. 1-8, 2024
  (pdf) BibTeX
- Mohit Jiwatode, Leon Schlecht, Alexander Dockhorn
  Online Optimization of Curriculum Learning Schedules using Evolutionary Optimization
  Proceedings of the Conference on Games 2024, IEEE, pp. 1-8, 2024
  (pdf) BibTeX
- Ronja Fuchs, Robin Gieseke, Alexander Dockhorn
  Personalized Dynamic Difficulty Adjustment - Imitation Learning Meets Reinforcement Learning
  Proceedings of the IEEE Conference on Games 2024, IEEE, pp. 1-2, 2024
  (pdf) BibTeX
- Daan Apeldoorn, Alexander Dockhorn, Torsten Panholzer
  AbstractSwarm Multi-Agent Logistics Competition: Multi-Agent Collaboration for Improving A Priori Unknown Logistics Scenarios
  Proceedings of the Genetic and Evolutionary Computation Conference Companion, Association for Computing Machinery, p. 1–2, Melbourne, VIC, Australia, 2024
  (pdfLink) BibTeX
- Aditya Mohan, Carolin Benjamins, Konrad Wienecke, Alexander Dockhorn, Marius Lindauer
  AutoRL Hyperparameter Landscapes
  Second International Conference on Automated Machine Learning, PMLR, pp. 1-14, May 2023
  (pdf, pdfLink, Arxiv.org) BibTeX
- Christopher Olson, Lars Wagner, Alexander Dockhorn
  Evolutionary Optimization of Baba Is You Agents
  2023 IEEE Congress on Evolutionary Computation (CEC), IEEE, pp. 1-8, 2023
  (pdf) BibTeX
- Chang-Shing Lee, Mei-Hui Wang, Chih-Yu Chen, Fu-Jie Yang, Alexander Dockhorn
  Genetic Assessment Agent for High-School Student and Machine Co-Learning Model Construction on Computational Intelligence Experience
  2023 IEEE Congress on Evolutionary Computation, IEEE, pp. 1-8, 2023
  (pdf) BibTeX
- Linjie Xu, Jorge Hurtado-Grueso, Dominic Jeurissen, Diego Perez Liebana, Alexander Dockhorn
  Elastic Monte Carlo Tree Search State Abstraction for Strategy Game Playing
  2022 IEEE Conference on Games (CoG), IEEE, 2022
  (pdfArxiv.org) BibTeX
- Lars Wagner, Christopher Olson, Alexander Dockhorn
  Generalizations of Steering - A Modular Design
  2022 IEEE Conference on Games (CoG), IEEE, pp. 1-4, 2022
  (pdf) BibTeX
- Linjie Xu, Diego Perez-Liebana, Alexander Dockhorn
  Towards Applicable State Abstractions: a Preview in Strategy
  The Multi-disciplinary Conference on Reinforcement Learning and Decision Making (RLDM) - RL as a Model of Agency, pp. 1-7, 2022
  (pdfLink) BibTeX
- Alexander Dockhorn, Jorge Hurtado-Grueso, Dominik Jeurissen, Linjie Xu, Diego Perez-Liebana
  Game State and Action Abstracting Monte Carlo Tree Search for General Strategy Game-Playing
  Proceedings of the 2021 IEEE Conference on Games (CoG), IEEE, pp. 1--8, August 2021
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Jorge Hurtado-Grueso, Dominik Jeurissen, Linjie Xu, Diego Perez-Liebana
  Portfolio Search and Optimization for General Strategy Game-Playing
  2021 IEEE Congress on Evolutionary Computation (CEC), IEEE, pp. 2085-2092, 2021
  (pdfIEEEexplore) BibTeX
- Diego Perez-Liebana, Cristina Guerrero-Romero, Alexander Dockhorn, Linjie Xu, Jorge Hurtado, Dominik Jeurissen
  Generating Diverse and Competitive Play-Styles for Strategy Games
  2021 IEEE Conference on Games (CoG), IEEE, pp. 1-8, 2021
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Sanaz Mostaghim, Martin Kirst, Martin Zettwitz
  Multi-Objective Optimization and Decision-Making in Context Steering
  2021 IEEE Conference on Games (CoG), IEEE, pp. 1-8, 2021
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Rudolf Kruse
  Forward Model Learning for Motion Control Tasks
  2020 IEEE 10th International Conference on Intelligent Systems (IS), pp. 1--5, Varna, Bulgaria, September 2020
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Simon Lucas
  Local Forward Model Learning for GVGAI Games
  IEEE Conference on Computational Intelligence and Games, CIG, pp. 716--723, August 2020
  (pdfIEEEexplore) BibTeX
- Raluca D Gaina, Martin Balla, Alexander Dockhorn, Raul Montoliu, Diego Perez-liebana
  TAG : A Tabletop Games Framework
  Joint Proceedings of the AIIDE 2020 Workshops co-located with 16th AAAI Conference on Artificial Intelligence and Interactive Digital Entertainment (AIIDE 2020); CEUR Workshop Proceedings (2020), CEUR Workshop Proceedings, pp. 1--7, Worcester, 2020, edited by J. C. Osborn
  (pdfLink) BibTeX
- Alexander Dockhorn, Jorge Hurtado Grueso, Dominik Jeurissen, Diego Perez-Liebana
  “Stratega”: A General Strategy Games Framework
  Joint Proceedings of the AIIDE 2020 Workshops co-located with 16th AAAI Conference on Artificial Intelligence and Interactive Digital Entertainment (AIIDE 2020); Artificial Intelligence for Strategy Games, CEUR Workshop Proceedings, pp. 1--7, Worcester, 2020, edited by Osborn, Joesph C.
  (pdfLink) BibTeX
- Alexander Dockhorn, Tony Schwensfeier, Rudolf Kruse
  Fuzzy Multiset Clustering for Metagame Analysis
  Proceedings of the 11th Conference of the European Society for Fuzzy Logic and Technology (EUSFLAT 2019), Atlantis Press, pp. 536-543, August 2019
  (pdfLink) BibTeX
- Alexander Dockhorn, Simon M Lucas, Vanessa Volz, Ivan Bravi, Raluca D Gaina, Diego Perez-Liebana
  Learning Local Forward Models on Unforgiving Games
  2019 IEEE Conference on Games (CoG), IEEE, August 2019
  (pdfIEEEexplore) BibTeX
- Simon M Lucas, Alexander and Volz Dockhorn, Raluca D Gaina, Ivan Bravi, Diego Perez-Liebana, Sanaz Mostaghim, Rudolf Kruse
  A Local Approach to Forward Model Learning: Results on the Game of Life Game
  2019 IEEE Conference on Games (CoG), IEEE, pp. 1--8, August 2019
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Tim Tippelt, Rudolf Kruse
  Model Decomposition for Forward Model Approximation
  2018 IEEE Symposium Series on Computational Intelligence (SSCI), IEEE, pp. 1751--1757, November 2018
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Daan Apeldoorn
  Forward Model Approximation for General Video Game Learning
  Proceedings of the 2018 IEEE Conference on Computational Intelligence and Games (CIG’18), IEEE, p. 425–432, August 2018
  (pdfIEEEexplore) BibTeX
- Tim Sabsch, Christian Braune, Alexander Dockhorn, Rudolf Kruse
  Using a multiobjective genetic algorithm for curve approximation
  2017 IEEE Symposium Series on Computational Intelligence, SSCI 2017 - Proceedings, IEEE, pp. 1--6, January 2018
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Max Frick, Ünal Akkaya, Rudolf Kruse
  Predicting Opponent Moves for Improving Hearthstone AI
  17th International Conference on Information Processing and Management of Uncertainty in Knowledge-Based Systems, IPMU 2018, Springer International Publishing, pp. 621--632, 2018, edited by Medina, Jesus; Ojeda-Aciego, Manuel; Verdegay, José
  (pdfSpringer) BibTeX
- Alexander Dockhorn, Rudolf Kruse
  Detecting Sensor Dependencies for Building Complementary Model Ensembles
  Proceedings of the 28. Workshop Computational Intelligence, Dortmund, 29.-30. November 2018, KIT Scientific Publishing, pp. 217--234, 2018, edited by Hoffmann, Frank; Hüllermeier, Eyke; Mikut, Ralf
  (pdfLink) BibTeX
- Alexander Dockhorn, Christoph Doell, Matthias Hewelt, Rudolf Kruse
  A decision heuristic for Monte Carlo tree search doppelkopf agents
  2017 IEEE Symposium Series on Computational Intelligence (SSCI), IEEE, pp. 1--8, November 2017
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Rudolf Kruse
  Combining cooperative and adversarial coevolution in the context of pac-man
  2017 IEEE Conference on Computational Intelligence and Games, CIG 2017, pp. 60--67, 2017
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Christian Braune, Rudolf Kruse
  Variable density based clustering
  2016 IEEE Symposium Series on Computational Intelligence (SSCI), IEEE, pp. 1--8, December 2016
  (pdfIEEEexplore) BibTeX
- Pascal Held, Alexander Dockhorn, Benjamin Krause, Rudolf Kruse
  Clustering Social Networks Using Competing Ant Hives
  2015 Second European Network Intelligence Conference, IEEE, pp. 67--74, September 2015
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Christian Braune, Rudolf Kruse
  An Alternating Optimization Approach based on Hierarchical Adaptations of DBSCAN
  2015 IEEE Symposium Series on Computational Intelligence (SSCI), IEEE, No. 2, pp. 749--755, 2015
  (pdfIEEEexplore) BibTeX
- Pascal Held, Alexander Dockhorn, Rudolf Kruse
  On Merging and Dividing of Barabasi-Albert-graphs
  2014 IEEE Symposium on Evolving and Autonomous Learning Systems (EALS), Vol. 444, 2014
  (pdfIEEEexplore) BibTeX
- Pascal Held, Alexander Dockhorn, Rudolf Kruse
  Generating Events for Dynamic Social Network Simulations
  Information Processing and Management of Uncertainty in Knowledge-Based Systems, Springer International Publishing, pp. 46--55, Cham, 2014, edited by Laurent, Anne; Strauss, Olivier; Bouchon-Meunier, Bernadette; Yager, Ronald R.
  (pdfSpringer) BibTeX
Journals
- Linjie Xu, Alexander Dockhorn, Diego Perez-Liebana
  Elastic Monte Carlo Tree Search
  IEEE Transactions on Games, IEEE, 2023
  (pdfLink) BibTeX
- Alexander Dockhorn
  Choosing Representation, Mutation, and Crossover in Genetic Algorithms
  IEEE Computational Intelligence Magazine, IEEE, Vol. 17, No. 4, pp. 52-53, November 2022
  (IEEEexplore) BibTeX
- Alexander Dockhorn, Martin Kirst, Sanaz Mostaghim, Martin Wieczorek, Heiner Zille
  Evolutionary Algorithm for Parameter Optimization of Context Steering Agents
  IEEE Transactions on Games, IEEE, pp. 1-12, 2022
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Rudolf Kruse
  Modelheuristics for efficient forward model learning
  At-Automatisierungstechnik, De Gruyter, October 2021
  (pdfLink) BibTeX
- Daan Apeldoorn, Alexander Dockhorn
  Exception-Tolerant Hierarchical Knowledge Bases for Forward Model Learning
  IEEE Transactions on Games, Vol. 13, No. 3, pp. 249-262, 2021
  (pdfIEEEexplore) BibTeX
- Alexander Dockhorn, Rudolf Kruse
  Fuzzy Modeling in Game AI
  Journal of Pure and Applied Mathematics, TWMS, Vol. 12, No. 1, pp. 54-68, 2021
  (pdfPDF) BibTeX
- Alexander Dockhorn, Rudolf Kruse
  Predicting Cards Using a Fuzzy Multiset Clustering of Decks
  International Journal of Computational Intelligence Systems (IJCIS), Atlantis Press, Vol. 13, No. 1, pp. 1207--1217, August 2020
  (pdfLink) BibTeX
- Pascal Held, Alexander Dockhorn, Rudolf Kruse
  On Merging and Dividing Social Graphs
  Journal of Artificial Intelligence and Soft Computing Research, Walter de Gruyter, Vol. 5, No. 1, pp. 23--49, January 2015
  (pdfLink) BibTeX
Book Chapters
- Alexander Dockhorn, Rudolf Kruse
  State and Action Abstraction for Search and Reinforcement Learning Algorithms
  Artificial Intelligence in Control and Decision-making Systems, Springer Nature Switzerland, pp. 181-198, 2023, edited by Kondratenko, Yuriy P.; Kreinovich, Vladik; Pedrycz, Witold; Chikrii, Arkadii; Gil-Lafuen, Anna M.
  (pdfSpringer) BibTeX
- Alexander Dockhorn, Rudolf Kruse
  Balancing Exploration and Exploitation in Forward Model Learning
  Advances in Intelligent Systems Research and Innovation, Springer International Publishing, pp. 1--19, Cham, 2022, edited by Sgurev, Vassil; Jotsov, Vladimir; Kacprzyk, Janusz
  (pdfDOI) BibTeX
- Alexander Dockhorn, Chris Saxton, Rudolf Kruse
  Association Rule Mining for Unknown Video Games
  Fuzzy Approaches for Soft Computing and Approximate Reasoning: Theories and Applications, Springer Cham, pp. 257--270, October 2020, edited by Lesot, Marie-Jeanne; Marsala, Christophe
  (pdfSpringer) BibTeX
Technical Report
- Maren Awiszus, Alexander Dockhorn, Amy K. Hoover, Antonios Liapis, Simon M. Lucas, Mirjam Palosaari Eladhari, Jacob Schrum, Vanessa Volz
  Language Models for Procedural Content Generation
  Human-Game AI Interaction (Dagstuhl Seminar 22251), Schloss Dagstuhl - Leibniz-Zentrum für Informatik, Vol. 12, No. 6, pp. 34-37, Dagstuhl, Germany, January 2023, edited by Ashlock, Dan; Maghsudi, Setareh; Liebana, Diego Perez; Spronck, Pieter; Eberhardinger, Manuel
  (pdfLink) BibTeX
- Michael Cook, Maren Awiszus, Duygu Cakmak, Alena Denisova, Alexander Dockhorn, Casper Harteveld, Antonios Liapis, Mirjam Palosaari Eladhari, Diego Perez Liebana, Lisa Rombout, Tommy Thompson
  AI for Romantic Comedies
  Human-Game AI Interaction (Dagstuhl Seminar 22251) , Schloss Dagstuhl - Leibniz-Zentrum für Informatik, Vol. 12, No. 6, pp. 37-39, Dagstuhl, Germany, January 2023, edited by Ashlock, Dan; Maghsudi, Setareh; Liebana, Diego Perez; Spronck, Pieter; Eberhardinger, Manuel
  (pdfLink) BibTeX
- Alexander Dockhorn, Manuel Eberhardinger, Daniele Loiacono, Diego Perez Liebana, Remco Veltkamp
  Pokegen
  Human-Game AI Interaction (Dagstuhl Seminar 22251), Schloss Dagstuhl - Leibniz-Zentrum für Informatik, Vol. 12, No. 6, pp. 39-42, Dagstuhl, Germany, January 2023, edited by Ashlock, Dan; Maghsudi, Setareh; Liebana, Diego Perez; Spronck, Pieter; Eberhardinger, Manuel
  (pdfLink) BibTeX
- Antonios Liapis, Maren Awiszus, Alex J. Champandard, Michael Cook, Alena Denisova, Alexander Dockhorn, Tommy Thompson, Jichen Zhu
  Artificial Intelligence for Audiences
  Human-Game AI Interaction (Dagstuhl Seminar 22251), Schloss Dagstuhl - Leibniz-Zentrum für Informatik, Vol. 12, No. 6, pp. 50-54, Dagstuhl, Germany, January 2023, edited by Ashlock, Dan; Maghsudi, Setareh; Liebana, Diego Perez; Spronck, Pieter; Eberhardinger, Manuel
  (pdf) BibTeX
- Jichen Zhu, Maren Awiszus, Michael Cook, Alexander Dockhorn, Manuel Eberhardinger, Daniele Loiacono, Simon M. Lucas, Ana Matran-Fernandez, Diego Perez Liebana, Tommy Thompson, Remco Veltkamp
  Explainable AI for Games
  Human-Game AI Interaction (Dagstuhl Seminar 22251), Schloss Dagstuhl - Leibniz-Zentrum für Informatik, Vol. 12, No. 6, pp. 73-75, Dagstuhl, Germany, January 2023, edited by Ashlock, Dan; Maghsudi, Setareh; Liebana, Diego Perez; Spronck, Pieter; Eberhardinger, Manuel
  (pdfLink) BibTeX
- Alexander Dockhorn
  Dissertation: Prediction-based Search for Autonomous Game-Playing
  Otto von Guericke University Magdeburg, pp. 1--231, 2020
  (pdfLink) BibTeX
- Raluca D. Gaina, Martin Balla, Alexander Dockhorn, Raul Montoliu, Diego Perez-Liebana
  Design and Implementation of TAG: A Tabletop Games Framework.
  arXiv:2009.12065, 2020
  (pdfArxiv.org) BibTeX
- Diego Perez-Liebana, Alexander Dockhorn, Jorge Hurtado Grueso, Dominik Jeurissen
  The Design Of “Stratega”: A General Strategy Games Framework
  arXiv:2009.05643, pp. 1--7, 2020
  (pdfArxiv.org) BibTeX
- Alexander Dockhorn, Sanaz Mostaghim
  Introducing the Hearthstone-AI Competition
  arXiv:1906.04238, pp. 1--4, May 2019
  (pdfArxiv.org) BibTeX
- Alexander Dockhorn
  Master Thesis: Hierarchical Extensions and Cluster Validation Techniques for DBSCAN
  Otto von Guericke University Magdeburg, pp. 1-80, 2015
  (pdf) BibTeX
- Alexander Dockhorn
  Bachelor Thesis: Computergestützte Analyse onkologischer Daten mithilfe Graphischer Modelle
  Otto von Guericke University of Magdeburg, pp. 1--80, April 2014
  (pdf) BibTeX