This book constitutes the refereed proceedings of the 9th European Conference on Artificial Life, ECAL 2007, held in Lisbon, Portugal. The 125 revised full papers cover morphogenesis and development, robotics and autonomous agents, evolutionary computation and theory, cellular automata, models of biological systems and their applications, ant colony and swarm systems, evolution of communication, simulation of social interactions, self-replication, artificial chemistry.
Contenu
Artificial Chemistries, Pre-biotic Evolution.- Chemical Organizations at Different Spatial Scales.- Formulating Membrane Dynamics with the Reaction of Surface Objects.- Multi-level Selectional Stalemate in a Simple Artificial Chemistry.- Simulation Model for Functionalized Vesicles: Lipid-Peptide Integration in Minimal Protocells.- Evolution.- Emergence of Genetic Coding: An Information-Theoretic Model.- Emergent Phenomena Only Belong to Biology.- Genotype Editing and the Evolution of Regulation and Memory.- Investigating the Emergence of Phenotypic Plasticity in Evolving Digital Organisms.- Simulation of the Evolution of Aging: Effects of Aggression and Kin-Recognition.- Ecosystems.- Artificial Ecosystem Selection for Evolutionary Optimisation.- Building Virtual Ecosystems from Artificial Chemistry.- Energy Flows and Maximum Power on an Evolutionary Ecological Network Model.- Entropy Production in Ecosystems.- Increasing Complexity Can Increase Stability in a Self-Regulating Ecosystem.- Niche Differentiation and Coexistence in a Multi-resource Ecosystem with Competition.- Variance in Water Temperature as a Factor in the Modelling of Starfish and Mussel Population Density and Diversity.- Morphodynamics, Development.- Cell Tracking: Genesis and Epigenesis in an Artificial Organism.- Developmental Neural Heterogeneity Through Coarse-Coding Regulation.- Re-examination of Swimming Motion of Virtually Evolved Creature Based on Fluid Dynamics.- Adaptive Behavior.- Adaptation to Sensory Delays.- Adapting to Your Body.- An Analysis of Behavioral Attractor Dynamics.- Artificial Emotions: Are We Ready for Them?.- Evolution of an Adaptive Sleep Response in Digital Organisms.- Where Did I Put My Glasses? Determining Trustfulness of Records in Episodic Memory by Means of an Associative Network.- Grounding Action-Selection in Event-Based Anticipation.- Learning and Evolution.- Aging in Artificial Learning Systems.- An Analysis of the Effects of Lifetime Learning on Population Fitness and Diversity in an NK Fitness Landscape.- Embodied Evolution and Learning: The Neglected Timing of Maturation.- Evolution and Learning in an Intrinsically Motivated Reinforcement Learning Robot.- Evolving Cultural Learning Parameters in an NK Fitness Landscape.- How Does Niche Construction Reverse the Baldwin Effect?.- Improving Search Efficiency in the Action Space of an Instance-Based Reinforcement Learning Technique for Multi-robot Systems.- Improving Agent Localisation Through Stereotypical Motion.- Neuroevolution of Agents Capable of Reactive and Deliberative Behaviours in Novel and Dynamic Environments.- On the Adaptive Disadvantage of Lamarckianism in Rapidly Changing Environments.- The Dynamics of Associative Learning in an Evolved Situated Agent.- Communication, Constitution of Meaning, Language.- Constructing the Basic Umwelt of Artificial Agents: An Information-Theoretic Approach.- Directed Evolution of Communication and Cooperation in Digital Organisms.- Evolution of Acoustic Communication Between Two Cooperating Robots.- Group Size Effects on the Emergence of Compositional Structures in Language.- Language Learning Dynamics: Coexistence and Selection of Grammars.- Multi-level Selection in the Emergence of Language Systematicity.- Protolanguages That Are Semi-holophrastic.- From the Outside-In: Embodied Attention in Toddlers.- Agency, Autopoiesis, Autonomy.- Autonomy: A Review and a Reappraisal.- Category Theoretical Distinction Between Autopoiesis and (M,R) Systems.- Measuring Autonomy by Multivariate Autoregressive Modelling.- Minimal Agency Detection of Embodied Agents.- Alife and Art.- Hermeneutic Resonance in Animats and Art.- Robotic Superstrings Installation: A-Life Science & Art.- Dynamics of Social Systems, Collective Behavior.- A Distributed Formation Algorithm to Organize Agents with No Coordinate Agreement.- A Multi-level Selection Model for the Emergence of Social Norms.- Evolution of Cooperation in a Population of Selfish Adaptive Agents.- Evolutionary Dilemmas in a Social Network.- Exogenous Fault Detection in a Collective Robotic Task.- From Artificial Societies to New Social Science Theory.- From Solitary to Collective Behaviours: Decision Making and Cooperation.- Individual Selection for Cooperative Group Formation.- Institutional Robotics.- Investigating the Evolution of Cooperative Behaviour in a Minimally Spatial Model.- Modeling Decentralized Organizational Change in Honeybee Societies.- Social Facilitation on the Development of Foraging Behaviors in a Population of Autonomous Robots.- Social Impact Theory Based Optimizer.- The Role of Collective Reproduction in Evolution.- Fear and the Behaviour of Virtual Flocking Animals.- Swarm and Ant Colony Systems.- Comparing ACO Algorithms for Solving the Bi-criteria Military Path-Finding Problem.- Decentralized Control and Interactive Design Methods for Large-Scale Heterogeneous Self-Organizing Swarms.- EcoPS - a Model of Group-Foraging with Particle Swarm Systems.- Efficient Multi-foraging in Swarm Robotics.- Modelling the Effects of Colony Age on the Foraging Behaviour of Harvester Ants.- Robotics and Autonomous Agents: Concepts and Applications.- A Mechanism to Self-Assemble Patterns with Autonomous Robots.- Binocular Vision-Based Robot Control with Active Hand-Eye Coordination.- Controlling an Anthropomimetic Robot: A Preliminary Investigation.- Evolution of Neural Networks for Active Control of Tethered Airfoils.- Feathered Flyer: Integrating Morphological Computation and Sensory Reflexes into a Physically Simulated Flapping-Wing Robot for Robust Flight Manoeuvre.- Guided Self-organisation for Autonomous Robot Development.- Near-Optimal Mobile Robot Recharging with the Rate-Maximizing Forager.- Neural Uncertainty and Sensorimotor Robustness.- Simulations of Simulations in Evolutionary Robotics.- Synthesizing Physically-Realistic Environmental Models from Robot Exploration.- The Evolution of Pain.- Evolutionary Computation.- A Computational Morphogenesis Approach to Simple Structure Development.- Program Evolvability Under Environmental Variations and Neutrality.- The Creativity Potential Within Evolutionary Algorithms.- The Problems with Counting Ancestors in a Simple Genetic Algorithm.- Networks, Cellular Automata, Complex Systems.- Asynchronous Graph-Rewriting Automata and Simulation of Synchronous Execution.- Catalysis by Self-Assembled Structures in Emergent Reaction Networks.- Community Detection in Complex Networks Using Collaborative Evolutionary Algorithms.- Detecting Non-trivial Computation in Complex Dynamics.- Evolution of One-Dimensional Cellular Automata by 1/f Noise.- Genotype Reuse More Important than Genotype Size in Evolvability of Embodied Neural Networks.- Information-Cloning of Scale-Free Networks.- MBEANN: Mutation-Based Evolving Artificial Neural Networks.- Measuring Entropy in Embodied Neural Agents with Homeostasic Units: A Link Between Complexity and Cybernetics.- Networks Regulating Networks: The Effects of Constraints on Topological Evolution.- Preliminary Investigations on the Evolvability of a Non spatial GasNet Model.- Semi-synchronous Activation in Scale-Free Boolean Networks.- Spatial Embedding and Complexity: The Small-World Is Not Enough.- The Application of the Idea of Extended Cellular Automata for Some Pedestrian Behaviors.- Transients of Active Tracking: A Stroll in Attractor Spaces.- Wavelet Network with Hybrid Algorithm to Linearize High Power Amplifiers.- Models and Meth…