| 2009 | A Real-Time Evolutionary Object Recognition System. Marc Ebner |
| 2009 | A Rigorous Evaluation of Crossover and Mutation in Genetic Programming. David Robert White, Simon M. Poulding |
| 2009 | A Statistical Learning Perspective of Genetic Programming. Nur Merve Amil, Nicolas Bredèche, Christian Gagné, Sylvain Gelly, Marc Schoenauer, Olivier Teytaud |
| 2009 | Adaptation, Performance and Vapnik-Chervonenkis Dimension of Straight Line Programs. José Luis Montaña, César Luis Alonso, Cruz E. Borges, José Luis Crespo |
| 2009 | An Experimental Study on Fitness Distributions of Tree Shapes in GP with One-Point Crossover. César Estébanez, Ricardo Aler, José María Valls, Pablo Alonso |
| 2009 | Automatic Creation of Taxonomies of Genetic Programming Systems. Mario Graff, Riccardo Poli |
| 2009 | Behavioural Diversity and Filtering in GP Navigation Problems. David Jackson |
| 2009 | Beneficial Preadaptation in the Evolution of a 2D Agent Control System with Genetic Programming. Lee K. Graham, Robert Cattral, Franz Oppacher |
| 2009 | Comparison of CGP and Age-Layered CGP Performance in Image Operator Evolution. Karel Slaný |
| 2009 | Evolution of Search Algorithms Using Graph Structured Program Evolution. Shinichi Shirakawa, Tomoharu Nagao |
| 2009 | Exploring Grammatical Evolution for Horse Gait Optimisation. James E. Murphy, Michael O'Neill, Hamish A. Carr |
| 2009 | Extending Operator Equalisation: Fitness Based Self Adaptive Length Distribution for Bloat Free GP. Sara Silva, Stephen Dignum |
| 2009 | Genetic Programming Based Approach for Synchronization with Parameter Mismatches in EEG. Dilip P. Ahalpara, Siddharth Arora, M. S. Santhanam |
| 2009 | Genetic Programming Crossover: Does It Cross over? Colin G. Johnson |
| 2009 | Genetic Programming for Feature Subset Ranking in Binary Classification Problems. Kourosh Neshatian, Mengjie Zhang |
| 2009 | Genetic Programming, 12th European Conference, EuroGP 2009, Tübingen, Germany, April 15-17, 2009, Proceedings Leonardo Vanneschi, Steven M. Gustafson, Alberto Moraglio, Ivanoe De Falco, Marc Ebner |
| 2009 | Memory with Memory in Tree-Based Genetic Programming. Riccardo Poli, Nicholas Freitag McPhee, Luca Citi, Ellery Fussell Crane |
| 2009 | Mining Evolving Learning Algorithms. András Joó |
| 2009 | Modeling Social Heterogeneity with Genetic Programming in an Artificial Double Auction Market. Shu-Heng Chen, Chung-Ching Tai |
| 2009 | On Crossover Success Rate in Genetic Programming with Offspring Selection. Gabriel Kronberger, Stephan M. Winkler, Michael Affenzeller, Stefan Wagner |
| 2009 | On Dynamical Genetic Programming: Random Boolean Networks in Learning Classifier Systems. Larry Bull, Richard Preen |
| 2009 | On Improving Generalisation in Genetic Programming. Dan Costelloe, Conor Ryan |
| 2009 | On the Effectiveness of Evolution Compared to Time-Consuming Full Search of Optimal 6-State Automata. Marcus Komann, Patrick Ediger, Dietmar Fey, Rolf Hoffmann |
| 2009 | One-Class Genetic Programming. Robert Curry, Malcolm I. Heywood |
| 2009 | Quantum Circuit Synthesis with Adaptive Parameters Control. Cristian Ruican, Mihai Udrescu, Lucian Prodan, Mircea Vladutiu |
| 2009 | Self Modifying Cartesian Genetic Programming: Fibonacci, Squares, Regression and Summing. Simon Harding, Julian Francis Miller, Wolfgang Banzhaf |
| 2009 | Semantic Aware Crossover for Genetic Programming: The Case for Real-Valued Function Regression. Nguyen Quang Uy, Nguyen Xuan Hoai, Michael O'Neill |
| 2009 | The Role of Population Size in Rate of Evolution in Genetic Programming. Ting Hu, Wolfgang Banzhaf |
| 2009 | There Is a Free Lunch for Hyper-Heuristics, Genetic Programming and Computer Scientists. Riccardo Poli, Mario Graff |
| 2009 | Tree Based Differential Evolution. Christian Veenhuis |
| 2009 | Why Coevolution Doesn't "Work": Superiority and Progress in Coevolution. Thomas Miconi |