Search Results for author: Haotian Fu

Found 14 papers, 5 papers with code

Model-based Reinforcement Learning for Parameterized Action Spaces

1 code implementation3 Apr 2024 Renhao Zhang, Haotian Fu, Yilin Miao, George Konidaris

We propose a novel model-based reinforcement learning algorithm -- Dynamics Learning and predictive control with Parameterized Actions (DLPA) -- for Parameterized Action Markov Decision Processes (PAMDPs).

Model-based Reinforcement Learning reinforcement-learning

A Simple and Effective Point-based Network for Event Camera 6-DOFs Pose Relocalization

no code implementations28 Mar 2024 Hongwei Ren, Jiadong Zhu, Yue Zhou, Haotian Fu, Yulong Huang, Bojun Cheng

These cameras implicitly capture movement and depth information in events, making them appealing sensors for Camera Pose Relocalization (CPR) tasks.

CLIF: Complementary Leaky Integrate-and-Fire Neuron for Spiking Neural Networks

no code implementations7 Feb 2024 Yulong Huang, Xiaopeng Lin, Hongwei Ren, Yue Zhou, Zunchang Liu, Haotian Fu, Biao Pan, Bojun Cheng

We link the degraded accuracy to the vanishing of gradient on the temporal dimension through the analytical and experimental study of the training process of Leaky Integrate-and-Fire (LIF) Neuron-based SNNs.

SpikePoint: An Efficient Point-based Spiking Neural Network for Event Cameras Action Recognition

no code implementations11 Oct 2023 Hongwei Ren, Yue Zhou, Yulong Huang, Haotian Fu, Xiaopeng Lin, Jie Song, Bojun Cheng

Moreover, it also achieves SOTA performance across all methods on three datasets, utilizing approximately 0. 3\% of the parameters and 0. 5\% of power consumption employed by artificial neural networks (ANNs).

Action Recognition

TTPOINT: A Tensorized Point Cloud Network for Lightweight Action Recognition with Event Cameras

no code implementations19 Aug 2023 Hongwei Ren, Yue Zhou, Haotian Fu, Yulong Huang, Renjing Xu, Bojun Cheng

In the experiment, TTPOINT emerged as the SOTA method on three datasets while also attaining SOTA among point cloud methods on all five datasets.

Action Recognition

Model-based Lifelong Reinforcement Learning with Bayesian Exploration

2 code implementations20 Oct 2022 Haotian Fu, Shangqun Yu, Michael Littman, George Konidaris

We propose a model-based lifelong reinforcement-learning approach that estimates a hierarchical Bayesian posterior distilling the common structure shared across different tasks.

reinforcement-learning Reinforcement Learning (RL)

Meta-Learning Parameterized Skills

1 code implementation7 Jun 2022 Haotian Fu, Shangqun Yu, Saket Tiwari, Michael Littman, George Konidaris

We propose a novel parameterized skill-learning algorithm that aims to learn transferable parameterized skills and synthesize them into a new action space that supports efficient learning in long-horizon tasks.

Meta-Learning Robot Manipulation

Bayesian Exploration for Lifelong Reinforcement Learning

no code implementations29 Sep 2021 Haotian Fu, Shangqun Yu, Michael Littman, George Konidaris

A central question in reinforcement learning (RL) is how to leverage prior knowledge to accelerate learning in new tasks.

reinforcement-learning Reinforcement Learning (RL)

MGHRL: Meta Goal-generation for Hierarchical Reinforcement Learning

no code implementations30 Sep 2019 Haotian Fu, Hongyao Tang, Jianye Hao, Wulong Liu, Chen Chen

Most meta reinforcement learning (meta-RL) methods learn to adapt to new tasks by directly optimizing the parameters of policies over primitive action space.

Hierarchical Reinforcement Learning Meta-Learning +3

Efficient meta reinforcement learning via meta goal generation

no code implementations25 Sep 2019 Haotian Fu, Hongyao Tang, Jianye Hao

Meta reinforcement learning (meta-RL) is able to accelerate the acquisition of new tasks by learning from past experience.

Meta-Learning Meta Reinforcement Learning +2

Deep Multi-Agent Reinforcement Learning with Discrete-Continuous Hybrid Action Spaces

1 code implementation12 Mar 2019 Haotian Fu, Hongyao Tang, Jianye Hao, Zihan Lei, Yingfeng Chen, Changjie Fan

Deep Reinforcement Learning (DRL) has been applied to address a variety of cooperative multi-agent problems with either discrete action spaces or continuous action spaces.

Multi-agent Reinforcement Learning Q-Learning +2

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