Search Results for author: Yilei Chen

Found 3 papers, 1 papers with code

Provably Efficient Off-Policy Adversarial Imitation Learning with Convergence Guarantees

no code implementations26 May 2024 Yilei Chen, Vittorio Giammarino, James Queeney, Ioannis Ch. Paschalidis

Adversarial Imitation Learning (AIL) faces challenges with sample inefficiency because of its reliance on sufficient on-policy data to evaluate the performance of the current policy during reward function updates.

Multiple-policy Evaluation via Density Estimation

no code implementations29 Mar 2024 Yilei Chen, Aldo Pacchiano, Ioannis Ch. Paschalidis

Up to low order and logarithmic terms $\mathrm{CAESAR}$ achieves a sample complexity $\tilde{O}\left(\frac{H^4}{\epsilon^2}\sum_{h=1}^H\max_{k\in[K]}\sum_{s, a}\frac{(d_h^{\pi^k}(s, a))^2}{\mu^*_h(s, a)}\right)$, where $d^{\pi}$ is the visitation distribution of policy $\pi$, $\mu^*$ is the optimal sampling distribution, and $H$ is the horizon.

Practically Solving LPN in High Noise Regimes Faster Using Neural Networks

1 code implementation14 Mar 2023 Haozhe Jiang, Kaiyue Wen, Yilei Chen

For some settings we are also able to provide theories that explain the rationale of the design of our models.

Vocal Bursts Intensity Prediction

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