| 2004 | UCHILSIM: A Dynamically and Visually Realistic Simulator for the RoboCup Four Legged League. | Juan Cristbal Zagal, Javier Ruiz-del-Solar |
| 2004 | Realtime Object Recognition Using Decision Tree Learning. | Dirk Wilking, Thomas Rfer |
| 2004 | An Egocentric Qualitative Spatial Knowledge Representation Based on Ordering Information for Physical Robot Navigation. | Thomas Wagner, Kai Hbner |
| 2004 | Formulation and Implementation of Relational Behaviours for Multi-robot Cooperative Systems. | Bob van der Vecht, Pedro U. Lima |
| 2004 | Sharing Belief in Teams of Heterogeneous Robots. | Hans Utz, Freek Stulp, Arndt Mhlenfeld |
| 2004 | Analysis by Synthesis, a Novel Method in Mobile Robot Self-Localization. | Alireza Fadaei Tehrani, Ral Rojas, Hamid Reza Moballegh, Iraj Hosseini, Pooyan Amini |
| 2004 | Modular Learning System and Scheduling for Behavior Acquisition in Multi-agent Environment. | Yasutake Takahashi, Kazuhiro Edazawa, Minoru Asada |
| 2004 | A Model-Based Approach to Robot Joint Control. | Daniel Stronger, Peter Stone |
| 2004 | Illumination Insensitive Robot Self-Localization Using Panoramic Eigenspaces. | Gerald Steinbauer, Horst Bischof |
| 2004 | Towards Illumination Invariance in the Legged League. | Mohan Sridharan, Peter Stone |
| 2004 | RoboCupJunior - Four Years Later. | Elizabeth Sklar, Amy Eguchi |
| 2004 | Visual Tracking and Localization of a Small Domestic Robot. | Raymond Sheh, Geoff A. W. West |
| 2004 | Extensions to Object Recognition in the Four-Legged League. | Christopher J. Seysener, Craig L. Murch, Richard H. Middleton |
| 2004 | Design and Implementation of Live Commentary System in Soccer Simulation Environment. | Mohammad Nejad Sedaghat, Nina Gholami, Sina Iravanian, Mohammad Reza Kangavari |
| 2004 | Turning Segways into Robust Human-Scale Dynamically Balanced Soccer Robots. | Jeremy Searock, Brett Browning, Manuela M. Veloso |
| 2004 | A Novel Search Strategy for Autonomous Search and Rescue Robots. | Sanem Sariel, H. Levent Akin |
| 2004 | Motion Detection and Tracking for an AIBO Robot Using Camera Motion Compensation and Kalman Filtering. | Javier Ruiz-del-Solar, Paul A. Vallejos |
| 2004 | Mobile Autonomous Robots Play Soccer - An Intercultural Comparison of Different Approaches Due to Different Prerequisites. | Peter Romeyer, Birgit Koch, Dietmar P. F. Mller |
| 2004 | Combining Exploration and Ad-Hoc Networking in RoboCup Rescue. | Martijn N. Rooker, Andreas Birk |
| 2004 | Evolutionary Gait-Optimization Using a Fitness Function Based on Proprioception. | Thomas Rfer |
| 2004 | Optic Flow Based Skill Learning for a Humanoid to Trap, Approach to, and Pass a Ball. | Masaki Ogino, Masaaki Kikuchi, Junichiro Ooga, Masahiro Aono, Minoru Asada |
| 2004 | Approaching Urban Disaster Reality: The ResQ Firesimulator. | Timo A. Nssle, Alexander Kleiner, Michael Brenner |
| 2004 | World Modeling in Disaster Environments with Constructive Self-Organizing Maps for Autonomous Search and Rescue Robots. | etin Merili, I. Osman Tufanogullari, H. Levent Akin |
| 2004 | A New Omnidirectional Vision Sensor for Monte-Carlo Localization. | Emanuele Menegatti, Alberto Pretto, Enrico Pagello |
| 2004 | Navigation Controllability of a Mobile Robot Population. | Francisco A. Melo, M. Isabel Ribeiro, Pedro U. Lima |