Cristian Bodnar

A Geometric Perspective on Self-Supervised Policy Adaptation

2020 · arXiv (Cornell University)

One of the most challenging aspects of real-world reinforcement learning (RL) is the multitude of unpredictable and ever-changing distractions that could divert an agent from what was tasked to do in its training environment. While …

Weisfeiler and Lehman Go Topological: Message Passing Simplicial Networks

2021 · arXiv (Cornell University)

The pairwise interaction paradigm of graph machine learning has predominantly governed the modelling of relational systems. However, graphs alone cannot capture the multi-level interactions present in many complex systems and the expressive power of such …