Skill Discovery
Skill discovery in reinforcement learning focuses on enabling agents to autonomously learn diverse and useful behaviors without explicit reward signals, aiming to create a repertoire of reusable skills for complex tasks. Current research emphasizes methods that leverage large language models for semantic guidance, multi-modal distillation for lifelong learning, and contrastive learning or other information-theoretic objectives to maximize skill diversity and exploration while mitigating issues like catastrophic forgetting. This field is significant because it promises more efficient and adaptable AI agents, impacting robotics, autonomous systems, and other areas requiring robust, generalizable intelligence.
Papers
Temporal Abstractions-Augmented Temporally Contrastive Learning: An Alternative to the Laplacian in RL
Akram Erraqabi, Marlos C. Machado, Mingde Zhao, Sainbayar Sukhbaatar, Alessandro Lazaric, Ludovic Denoyer, Yoshua Bengio
One After Another: Learning Incremental Skills for a Changing World
Nur Muhammad Shafiullah, Lerrel Pinto