Search Results for author: Dijun Luo

Found 11 papers, 3 papers with code

A Simple Hypergraph Kernel Convolution based on Discounted Markov Diffusion Process

no code implementations30 Oct 2022 Fuyang Li, Jiying Zhang, Xi Xiao, Bin Zhang, Dijun Luo

This paper proposes a two-phase paradigm to aggregate comprehensive information on discrete structures leading to a Discount Markov Diffusion Learnable Kernel (DMDLK).

Node Classification Transductive Learning

Robust Imitation Learning from Corrupted Demonstrations

no code implementations29 Jan 2022 Liu Liu, Ziyang Tang, Lanqing Li, Dijun Luo

We consider offline Imitation Learning from corrupted demonstrations where a constant fraction of data can be noise or even arbitrary outliers.

Continuous Control Imitation Learning

Robust Model-based Reinforcement Learning for Autonomous Greenhouse Control

no code implementations26 Aug 2021 Wanpeng Zhang, Xiaoyan Cao, Yao Yao, Zhicheng An, Xi Xiao, Dijun Luo

In this paper, we present a model-based robust RL framework for autonomous greenhouse control to meet the sample efficiency and safety challenges.

Decision Making Model-based Reinforcement Learning +2

MBDP: A Model-based Approach to Achieve both Robustness and Sample Efficiency via Double Dropout Planning

no code implementations3 Aug 2021 Wanpeng Zhang, Xi Xiao, Yao Yao, Mingzhe Chen, Dijun Luo

MBDP consists of two kinds of dropout mechanisms, where the rollout-dropout aims to improve the robustness with a small cost of sample efficiency, while the model-dropout is designed to compensate for the lost efficiency at a slight expense of robustness.

Model-based Reinforcement Learning

IGrow: A Smart Agriculture Solution to Autonomous Greenhouse Control

1 code implementation6 Jul 2021 Xiaoyan Cao, Yao Yao, Lanqing Li, Wanpeng Zhang, Zhicheng An, Zhong Zhang, Li Xiao, Shihui Guo, Xiaoyu Cao, Meihong Wu, Dijun Luo

However, the optimal control of autonomous greenhouses is challenging, requiring decision-making based on high-dimensional sensory data, and the scaling of production is limited by the scarcity of labor capable of handling this task.

Cloud Computing Decision Making

Sample Efficient Reinforcement Learning via Model-Ensemble Exploration and Exploitation

1 code implementation5 Jul 2021 Yao Yao, Li Xiao, Zhicheng An, Wanpeng Zhang, Dijun Luo

Model-based deep reinforcement learning has achieved success in various domains that require high sample efficiencies, such as Go and robotics.

Continuous Control reinforcement-learning +1

Provably Improved Context-Based Offline Meta-RL with Attention and Contrastive Learning

no code implementations22 Feb 2021 Lanqing Li, Yuanhao Huang, Mingzhe Chen, Siteng Luo, Dijun Luo, Junzhou Huang

Meta-learning for offline reinforcement learning (OMRL) is an understudied problem with tremendous potential impact by enabling RL algorithms in many real-world applications.

Contrastive Learning Meta-Learning +3

FOCAL: Efficient Fully-Offline Meta-Reinforcement Learning via Distance Metric Learning and Behavior Regularization

1 code implementation ICLR 2021 Lanqing Li, Rui Yang, Dijun Luo

In this work, we enforce behavior regularization on learned policy as a general approach to offline RL, combined with a deterministic context encoder for efficient task inference.

Meta Reinforcement Learning Metric Learning +3

Video Motion Segmentation Using New Adaptive Manifold Denoising Model

no code implementations CVPR 2014 Dijun Luo, Heng Huang

After that, we employ an embedded manifold denoising approach with the adaptive kernel to segment the motion of rigid and non-rigid objects.

Denoising Motion Segmentation +1

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