Artificial Life Laboratory, Graz, Austria

2019

Mohammad Divband Soorati, Payam Zahadat, Javad Ghofrani, Heiko Hamann: Adaptive path formation in self-assembling robot swarms by tree-like vascular morphogenesis. Distributed Autonomous Robotic Systems (2019), 299-311
Mohammad Divband Soorati, Mary Katherine Heinrich, Javad Ghofrani, Payam Zahadat, Heiko Hamann: Photomorphogenesis for Robot Self-assembly: Adaptivity, Collective Decision-making, and Self-repair. Bioinspiration & Biomimetics (2019)
Mostafa Wahby, Mary Katherine Heinrich, Daniel Nicolas Hofstadler, Julian Petzold, Igor Kuksin, Payam Zahadat, Thomas Schmickl, Phil Ayres, Heiko Hamann: Robotic Sensing and Stimuli Provision for Guided Plant Growth. J. Vis. Exp. 149 (2019), e59835
Mary Katherine Heinrich, Sebastian von Mammen, Daniel Nicolas Hofstadler, Mostafa Wahby, Payam Zahadat, Tomasz Skrzypczak, Mohammad Divband Soorati, Rafał Krela, Wojciech Kwiatkowski, Thomas Schmickl, Phil Ayres, Kasper Stoy, Heiko Hamann: Constructing Living Buildings: A Review of Relevant Technologies for a Novel Application of Biohybrid Robotics. Journal of the Royal Society Interface (2019)
Mostafa Wahby, Julian Petzold, Catriona Eschke, Thomas Schmickl, Heiko Hamann: Collective Change Detection: Adaptivity to Dynamic Swarm Densities and Light Conditions in Robot Swarms. In: Fellermann,H., Bacardit, J., Goñi-Moreno, A., Füchslin, R.M. (eds.) Alife 2019 (2019), pp. 642-649

2018

Mostafa Wahby, Mary Katherine Heinrich, Daniel Nicolas Hofstadler, Payam Zahadat, Sebastian Risi, Phil Ayres, Thomas Schmickl, Heiko Hamann: A Robot to Shape your Natural Plant: The Machine Learning Approach to Model and Control Bio-Hybrid Systems. GECCO (accepted) (2018)
Mohammad Divband Soorati, Javad Ghofrani, Payam Zahadat, Heiko Hamann: Robust and Adaptive Robot Self-Assembly Based on Vascular Morphogenesis. IROS (2018), 4282-4287
Mostafa Wahby, Mary Katherine Heinrich, Daniel Nicolas Hofstadler, Ewald Neufeld, Igor Kuksin, Payam Zahadat, Thomas Schmickl, Phil Ayres, Heiko Hamann: Autonomously shaping natural climbing plants:a bio-hybrid approach. Royal Society Open Science, 5(10) (2018)

2017

Daniel Nicolas Hofstadler, Mostafa Wahby, Mary Katherine Heinrich, Heiko Hamann, Payam Zahadat, Phil Ayres, Thomas Schmickl: Evolved Control of Natural Plants: Crossing the Reality Gap for User-defined Steering of Growth and Motion. ACM Transactions on Autonomous and Adaptive Systems 12(3) (2017)

2016

Mostafa Wahby, Daniel Nicolas Hofstadler, Mary Katherine Heinrich, Payam Zahadat, Heiko Hamann: An Evolutionary Robotics Approach to the Control of Plant Growth and Motion: Modeling Plants and Crossing the Reality Gap. SASO 2016 - 10th IEEE International Conference on Self-Adaptive and Self-Organizing Systems (2016), 10
Mary Katherine Heinrich, Mostafa Wahby, Mohammad Divband Soorati, Daniel Nicolas Hofstadler, Payam Zahadat, Phil Ayres, Kasper Støy, Heiko Hamann: Self-Organized Construction with Continuous Building Material: Higher Flexibility based on Braided Structures. SOCO 2016 - 1st International Workshop on Self-Organising Construction (2016), 6

2015

Payam Zahadat, Heiko Hamann, Thomas Schmickl: Evolving Diverse Collective Behaviors Independent of Swarm Density. Workshop Evolving Collective Behaviors in Robotics, GECCO 2015, Madrid, Spain (2015)
Payam Zahadat, Heiko Hamann, Thomas Schmickl: Evolving Collective Behaviors With Diverse But Predictable Sensor States. 13th European Conference on Artificial Life (ECAL 2015), York, UK, 2015 (2015)
Daniela Kengyel, Heiko Hamann, Payam Zahadat, Gerald Radspieler, Franz Wotawa, Thomas Schmickl: Potential of Heterogeneity in Collective Behaviors: A Case Study on Heterogeneous Swarms. Principles and Practice of Multi-Agent Systems, PRIMA 2015 (2015)
Heiko Hamann, Mostafa Wahby, Thomas Schmickl, Payam Zahadat, Daniel Nicolas Hofstadler, Kasper Stoy, Sebastian Risi, Andres Faina, Frank Veenstra, Serge Kernbach, Igor Kuksin, Olga Kernbach, Phil Ayres, Przemyslaw Wojtaszek: flora robotica - Mixed Societies of Symbiotic Robot-Plant Bio-Hybrids. Proc. of IEEE Symposium on Artificial Life IEEE ALIFE 2015 (2015)

2013

Heiko Hamann, Thomas Schmickl, Karl Crailsheim: Analysis of Swarm Behaviors Based on an Inversion of the Fluctuation Theorem. Artificial Life (2013)
Jürgen Stradner, Ronald Thenius, Payam Zahadat, Heiko Hamann, Karl Crailsheim, Thomas Schmickl: Algorithmic Requirements for Swarm Intelligence in Differently Coupled Collective Systems. Chaos, Solitons & Fractals (2013)
Jürgen Stradner, Heiko Hamann, Christopher S. F. Schwarzer, Nico K. Michiels, Thomas Schmickl: Virtual spatiality in agent controllers: Encoding compartmentalization. Lecture Notes in Computer Science 7835 (2013), 579–588

2012

Heiko Hamann, Thomas Schmickl, Heinz Wörn, Karl Crailsheim: Analysis of Emergent Symmetry Breaking in Collective Decision Making. Neural Computing & Applications 21(2) (2012), 207-218
Heiko Hamann, Thomas Schmickl, Karl Crailsheim: Self-Organized Pattern Formation in a Swarm System as a Transient Phenomenon of Nonlinear Dynamics. Mathematical and Computer Modelling of Dynamical Systems 18(1) (2012), 39-50
Heiko Hamann, Thomas Schmickl, Karl Crailsheim: A Hormone-Based Controller for Evaluation-Minimal Evolution in Decentrally Controlled Systems. Artificial Life 18(2) (2012), 165-198
Leo Cazenille, Nicolas Bredeche, Heiko Hamann, Jürgen Stradner: Impact of Neuron Models and Network Structure on Evolving Robot Neural Network Controllers. 14th Annual Genetic and Evolutionary Computation Conference, GECCO 2012 (2012)
Heiko Hamann, Jürgen Stradner, Thomas Schmickl: Towards Morphological Flexibility: Modular Robotics and Bio-inspired Control. Austrian Robotics Workshop (2012)
Heiko Hamann: Towards Swarm Calculus: Universal Properties of Swarm Performance and Collective Decisions. ANTS 2012 LNCS 7461 (2012), 168-179
Jürgen Stradner, Heiko Hamann, Payam Zahadat, Thomas Schmickl, Karl Crailsheim: On-line, On-board Evolution of Reaction-Diffusion Control for Self-Adaptation. Proceedings of the 13th International Conference on the Simulation and Synthesis of Living Systems (2012), 597–598

2011

Jürgen Stradner, Heiko Hamann, Thomas Schmickl, Ronald Thenius, Karl Crailsheim: Evolving a Novel Bio-Inspired Controller in Reconfigurable Robots. Proc. of the 10th European Conference on Artificial Life (ECAL'09) LNCS 5777 (2011), 132-139
Daniela Kengyel, Thomas Schmickl, Heiko Hamann, Ronald Thenius, Karl Crailsheim: Embodiment of Honeybee's Thermotaxis in a Mobile Robot Swarm. 10th European Conference on Artificial Life (ECAL'09), Budapest, Hungary LNCS 5778 (2011), 69-76
Heiko Hamann, Thomas Schmickl, Karl Crailsheim: Coupled Inverted Pendulums: A Benchmark for Evolving Decentral Controllers in Modular Robotics. Proceedings of the 13th Annual Genetic and Evolutionary Computation Conference, GECCO 2011 (2011), 195-202
Heiko Hamann, Thomas Schmickl, Karl Crailsheim: Thermodynamics of Emergence: Langton's Ant Meets Boltzmann. IEEE ALIFE - 2011 IEEE Symposium on Artificial Life (2011), 62-69
Thomas Schmickl, Heiko Hamann, Karl Crailsheim: Modelling a Hormone-Inspired Controller for Individual- and Multi-Modular Robotic Systems. Mathematical and Computer Modelling of Dynamical Systems 17(3) (2011), 221-242
Heiko Hamann, Thomas Schmickl, Karl Crailsheim: Evolving for Creativity: Maximizing Complexity in a Self-Organized Multi-Particle System. 10th European Conference on Artificial Life (ECAL'09) LNCS 5777 (2011), 442-449
Heiko Hamann, Thomas Schmickl, Karl Crailsheim: Explaining Emergence in a Swarm System Based on an Inversion of the Fluctuation Theorem. ECAL 2011 (2011)
Thomas Schmickl, Heiko Hamann: BEECLUST: A Swarm Algorithm Derived from Honeybees. Derivation of the Algorithm, Analysis by Mathematical Models and Implementation on a Robot Swarm. Bio-inspired Computing and Networking, Yang Xiao (editor) (2011), 95-137

2010

Heiko Hamann, Jürgen Stradner, Thomas Schmickl, Karl Crailsheim: A Hormone-Based Controller for Evolutionary Multi-Modular Robotics: From Single Modules to Gait Learning. IEEE Congress on Evolutionary Computation (CEC'10) (2010)
Heiko Hamann, Bernd Meyer, Thomas Schmickl, Karl Crailsheim: A Model of Symmetry Breaking in Collective Decisions. Simulation of Adaptive Behavior (SAB'10) (2010)
Heiko Hamann, Jürgen Stradner, Thomas Schmickl, Karl Crailsheim: Artificial Hormone Reaction Networks: Towards Higher Evolvability in Evolutionary Multi-Modular Robotics. Proceedings of the 12th International Conference on Artificial Life (Alife XII) (2010), 773-780
Thomas Schmickl, Heiko Hamann, Jürgen Stradner, Ralf Mayet, Karl Crailsheim: Complex Taxis-Behaviour in a Novel Bio-Inspired Robot Controller. Proceedings of the 12th International Conference on Artificial Life (Alife XII) (2010), 648-655
Serge Kernbach, Thomas Schmickl, Heiko Hamann, Jürgen Stradner, Christopher S. F. Schwarzer, Florian Schlachter, Alan F.T. Winfield, Rene Matthias: Adaptive Action Selection Mechanisms for Evolutionary Multimodular Robotics. Proceedings of the 12th International Conference on Artificial Life (Alife XII) (2010), 781-788
Thomas Schmickl, Heiko Hamann, Jürgen Stradner, Karl Crailsheim: Hormone-based Control for Multi-modular Robotics. Symbiotic Multi-Robot Organisms: Reliability, Adaptability, Evolution, P. Levi and S. Kernbach (eds) (2010)
Heiko Hamann: Space-Time Continuous Models of Swarm Robotic Systems: Supporting Global-to-Local Programming. Cognitive Systems Monographs 9 (2010)

2009

Heiko Hamann: Pattern Formation as a Transient Phenomenon in the Nonlinear Dynamics of a Multi-Agent System. in Proc. of MATHMOD 2009 - 6th Vienna International Conference on Mathematical Modelling 6 (2009)
Jürgen Stradner, Heiko Hamann, Thomas Schmickl, Karl Crailsheim: Analysis and Implementation of an Artificial Homeostatic Hormone System: A First Case Study in Robotic Hardware. in Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS'09) (2009)
Serge Kernbach, Heiko Hamann, Jürgen Stradner, Ronald Thenius, Thomas Schmickl, Karl Crailsheim, A.C. van Rossum, Michele Sebag, Nicolas Bredeche, Yao Yao, Guy Baele, et al.: On Adaptive Self-Organization in Artificial Robot Organisms. The First International Conference on Adaptive and Self-adaptive Systems and Applications (ADAPTIVE) (2009)
Thomas Schmickl, Jürgen Stradner, Heiko Hamann, Karl Crailsheim: Major Feedbacks that Support Artificial Evolution in Multi-Modular Robotics. in International Workshop Exploring New Horizons in Evolutionary Design of Robots at IROS'09 (2009)
Thomas Schmickl, Heiko Hamann, Heinz Wörn, Karl Crailsheim: Two Different Approaches to a Macroscopic Model of a Bio-Inspired Robotic Swarm. Robotics and Autonomous Systems 57(9) (2009), 913-921

2008

Heiko Hamann, Heinz Wörn: A Framework of Space-Time Continuous Models for Algorithm Design in Swarm Robotics. Swarm Intelligence 2(2-4) (2008), 209-239
Heiko Hamann, Heinz Wörn: Aggregating Robots Compute: An Adaptive Heuristic for the Euclidean Steiner Tree Problem. in Proc. of the tenth International Conference on Simulation of Adaptive Behavior (SAB'08) , LNAI 5040 (2008), 447-456
Heiko Hamann: Space-Time Continuous Models of Swarm Robotic Systems: Supporting Global-to-Local Programming. University of Karlsruhe, Germany, PhD Thesis (2008)
Heiko Hamann, Heinz Wörn, Karl Crailsheim, Thomas Schmickl: Spatial Macroscopic Models of a Bio-Inspired Robotic Swarm Algorithm. in IEEE/RSJ 2008 International Conference on Intelligent RObots and Systems (IROS'08) (2008), 1415-1420

2007

Heiko Hamann, Heinz Wörn: Embodied Computation. Parallel Processing Letters 17(3) (2007), 287-298
Heiko Hamann, Heinz Wörn: An Analytical and Spatial Model of Foraging in a Swarm of Robots. in Proc. of Swarm Robotics - Second SAB 2006 International Workshop (2007), 43-55
Heinz Wörn, Ramon Estana, Heiko Hamann, Marc Szymanski: From Micro to Nano and Swarm Robotics. in Advances in Climbing and Walking Robots. Proceedings of 10th International Conference (CLAWAR'07) (2007)
Heiko Hamann, Heinz Wörn: A Space- and Time-Continuous Model of Self-Organizing Robot Swarms for Design Support. in Proc of 1st IEEE International Conference on Self-Adaptive and Self-Organizing Systems (SASO'07) (2007), 23-31
Heiko Hamann, Marc Szymanski, Heinz Wörn: Orientation in a Trail Network by Exploiting its Geometry for Swarm Robotics. in Proc. of the IEEE Swarm Intelligence Symposium (2007), 310-315

2003

Heiko Hamann: Definition and Behavior of Langton's Ant in Three Dimensions. Complex Systems 14(3) (2003), 263-268