Search Results for author: J. Fernando Hernandez-Garcia

Found 4 papers, 2 papers with code

Maintaining Plasticity in Deep Continual Learning

1 code implementation23 Jun 2023 Shibhansh Dohare, J. Fernando Hernandez-Garcia, Parash Rahman, A. Rupam Mahmood, Richard S. Sutton

If deep-learning systems are applied in a continual learning setting, then it is well known that they may fail to remember earlier examples.

Binary Classification Continual Learning +1

Learning Sparse Representations Incrementally in Deep Reinforcement Learning

no code implementations9 Dec 2019 J. Fernando Hernandez-Garcia, Richard S. Sutton

Sparse representations have been shown to be useful in deep reinforcement learning for mitigating catastrophic interference and improving the performance of agents in terms of cumulative reward.

reinforcement-learning Reinforcement Learning (RL)

Understanding Multi-Step Deep Reinforcement Learning: A Systematic Study of the DQN Target

1 code implementation22 Jan 2019 J. Fernando Hernandez-Garcia, Richard S. Sutton

Our results show that (1) using off-policy correction can have an adverse effect on the performance of Sarsa and $Q(\sigma)$; (2) increasing the backup length $n$ consistently improved performance across all the different algorithms; and (3) the performance of Sarsa and $Q$-learning was more robust to the effect of the target network update frequency than the performance of Tree Backup, $Q(\sigma)$, and Retrace in this particular task.

Q-Learning reinforcement-learning +1

Multi-step Reinforcement Learning: A Unifying Algorithm

no code implementations3 Mar 2017 Kristopher De Asis, J. Fernando Hernandez-Garcia, G. Zacharias Holland, Richard S. Sutton

These methods are often studied in the one-step case, but they can be extended across multiple time steps to achieve better performance.

Q-Learning reinforcement-learning +1

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