| 2009 | A Neural Network Approach for First-Order Abductive Inference. Oliver Ray, Bruno Golénia |
| 2009 | A Neural-Symbolic System for Automated Assessment in Training Simulators. Leo de Penning, Bart Kappé, Karel van den Bosch |
| 2009 | Cognitive Synergy: A Principle to Guide the Tight Integration of Heterogeneous Components in Integrative AI Systems. Ben Goertzel |
| 2009 | Extracting Propositional Rules from Feedforward Neural Networks by Means of Binary Decision Diagrams. Sebastian Bader |
| 2009 | Proceedings of the Fifth International Workshop on Neural-Symbolic Learning and Reasoning, NeSy 2009, Pasadena, CA, USA, July 11, 2009. Artur S. d'Avila Garcez, Pascal Hitzler |
| 2009 | Symbol Emergence in Design. Amitabha Mukerjee, Madan Mohan Dabbeeru |
| 2009 | Text-based Reasoning with Symbolic Memory Model. Kun Tu, Hava T. Siegelmann |
| 2009 | Using Attentive Focus to Discover Action Ontologies from Perception. Amitabha Mukerjee |