Search Results for author: Yongyuan Liang

Found 11 papers, 6 papers with code

ACE : Off-Policy Actor-Critic with Causality-Aware Entropy Regularization

no code implementations22 Feb 2024 Tianying Ji, Yongyuan Liang, Yan Zeng, Yu Luo, Guowei Xu, Jiawei Guo, Ruijie Zheng, Furong Huang, Fuchun Sun, Huazhe Xu

The varying significance of distinct primitive behaviors during the policy learning process has been overlooked by prior model-free RL algorithms.

Continuous Control Efficient Exploration

Beyond Worst-case Attacks: Robust RL with Adaptive Defense via Non-dominated Policies

1 code implementation20 Feb 2024 Xiangyu Liu, ChengHao Deng, Yanchao Sun, Yongyuan Liang, Furong Huang

In light of the burgeoning success of reinforcement learning (RL) in diverse real-world applications, considerable focus has been directed towards ensuring RL policies are robust to adversarial attacks during test time.

Adversarial Attack Reinforcement Learning (RL)

Game-Theoretic Robust Reinforcement Learning Handles Temporally-Coupled Perturbations

no code implementations22 Jul 2023 Yongyuan Liang, Yanchao Sun, Ruijie Zheng, Xiangyu Liu, Benjamin Eysenbach, Tuomas Sandholm, Furong Huang, Stephen Mcaleer

To tackle this challenge, we propose GRAD, a novel game-theoretic approach that treats the temporally-coupled robust RL problem as a partially observable two-player zero-sum game.

Continuous Control reinforcement-learning +1

Efficient Adversarial Training without Attacking: Worst-Case-Aware Robust Reinforcement Learning

1 code implementation12 Oct 2022 Yongyuan Liang, Yanchao Sun, Ruijie Zheng, Furong Huang

Recent studies reveal that a well-trained deep reinforcement learning (RL) policy can be particularly vulnerable to adversarial perturbations on input observations.

reinforcement-learning Reinforcement Learning (RL)

Certifiably Robust Policy Learning against Adversarial Communication in Multi-agent Systems

no code implementations21 Jun 2022 Yanchao Sun, Ruijie Zheng, Parisa Hassanzadeh, Yongyuan Liang, Soheil Feizi, Sumitra Ganesh, Furong Huang

Communication is important in many multi-agent reinforcement learning (MARL) problems for agents to share information and make good decisions.

Multi-agent Reinforcement Learning

Who Is the Strongest Enemy? Towards Optimal and Efficient Evasion Attacks in Deep RL

1 code implementation ICLR 2022 Yanchao Sun, Ruijie Zheng, Yongyuan Liang, Furong Huang

Existing works on adversarial RL either use heuristics-based methods that may not find the strongest adversary, or directly train an RL-based adversary by treating the agent as a part of the environment, which can find the optimal adversary but may become intractable in a large state space.

Reinforcement Learning (RL)

InstantNet: Automated Generation and Deployment of Instantaneously Switchable-Precision Networks

1 code implementation22 Apr 2021 Yonggan Fu, Zhongzhi Yu, Yongan Zhang, Yifan Jiang, Chaojian Li, Yongyuan Liang, Mingchao Jiang, Zhangyang Wang, Yingyan Lin

The promise of Deep Neural Network (DNN) powered Internet of Thing (IoT) devices has motivated a tremendous demand for automated solutions to enable fast development and deployment of efficient (1) DNNs equipped with instantaneous accuracy-efficiency trade-off capability to accommodate the time-varying resources at IoT devices and (2) dataflows to optimize DNNs' execution efficiency on different devices.

FDNAS: Improving Data Privacy and Model Diversity in AutoML

no code implementations6 Nov 2020 Chunhui Zhang, Yongyuan Liang, Xiaoming Yuan, Lei Cheng

To further adapt for various data distributions of clients, inspired by meta-learning, a cluster Federated Direct Neural Architecture Search (CFDNAS) framework is proposed to achieve client-aware NAS, in the sense that each client can learn a tailored deep learning model for its particular data distribution.

Federated Learning Meta-Learning +1

Parallel Knowledge Transfer in Multi-Agent Reinforcement Learning

no code implementations29 Mar 2020 Yongyuan Liang, Bangwei Li

When all agents interact with the environment and learn simultaneously, how each independent agent selectively learns from other agents' behavior knowledge is a problem that we need to solve.

Multi-agent Reinforcement Learning reinforcement-learning +3

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