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Related papers: Diffusion-Reward Adversarial Imitation Learning

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Diffusion models are powerful generative models that achieve state-of-the-art performance in image synthesis. However, training them demands substantial amounts of data and computational resources. Continual learning would allow for…

Machine Learning · Computer Science 2025-03-05 Sergi Masip , Pau Rodriguez , Tinne Tuytelaars , Gido M. van de Ven

Imitation Learning (IL) has achieved remarkable success across various domains, including robotics, autonomous driving, and healthcare, by enabling agents to learn complex behaviors from expert demonstrations. However, existing IL methods…

Machine Learning · Computer Science 2026-01-06 Shangzhe Li , Zhiao Huang , Hao Su

Domain incremental learning (DIL) poses a significant challenge in real-world scenarios, as models need to be sequentially trained on diverse domains over time, all the while avoiding catastrophic forgetting. Mitigating representation…

Machine Learning · Computer Science 2024-06-25 Kishaan Jeeveswaran , Elahe Arani , Bahram Zonooz

Advances in deep generative networks have led to impressive results in recent years. Nevertheless, such models can often waste their capacity on the minutiae of datasets, presumably due to weak inductive biases in their decoders. This is…

Computer Vision and Pattern Recognition · Computer Science 2018-04-05 Yaroslav Ganin , Tejas Kulkarni , Igor Babuschkin , S. M. Ali Eslami , Oriol Vinyals

Imitation learning empowers artificial agents to mimic behavior by learning from demonstrations. Recently, diffusion models, which have the ability to model high-dimensional and multimodal distributions, have shown impressive performance on…

Machine Learning · Computer Science 2024-07-12 Kaiqi Chen , Eugene Lim , Kelvin Lin , Yiyang Chen , Harold Soh

Inverse Reinforcement Learning (IRL) is attractive in scenarios where reward engineering can be tedious. However, prior IRL algorithms use on-policy transitions, which require intensive sampling from the current policy for stable and…

Machine Learning · Computer Science 2022-05-24 Hana Hoshino , Kei Ota , Asako Kanezaki , Rio Yokota

Learning complex policies with Reinforcement Learning (RL) is often hindered by instability and slow convergence, a problem exacerbated by the difficulty of reward engineering. Imitation Learning (IL) from expert demonstrations bypasses…

Machine Learning · Computer Science 2026-05-19 Sayambhu Sen , Shalabh Bhatnagar

Diffusion and flow matching policies offer expressive, multimodal action modeling, yet they are frequently unstable in online reinforcement learning (RL) due to intractable likelihoods and gradients propagating through long sampling chains.…

Machine Learning · Computer Science 2026-03-10 Chubin Zhang , Zhenglin Wan , Feng Chen , Fuchao Yang , Lang Feng , Yaxin Zhou , Xingrui Yu , Yang You , Ivor Tsang , Bo An

Comprehending natural language and following human instructions are critical capabilities for intelligent agents. However, the flexibility of linguistic instructions induces substantial ambiguity across language-conditioned tasks, severely…

Artificial Intelligence · Computer Science 2025-10-24 Runpeng Xie , Quanwei Wang , Hao Hu , Zherui Zhou , Ni Mu , Xiyun Li , Yiqin Yang , Shuang Xu , Qianchuan Zhao , Bo XU

The current research focus in Robot-Assisted Minimally Invasive Surgery (RAMIS) is directed towards increasing the level of robot autonomy, to place surgeons in a supervisory position. Although Learning from Demonstrations (LfD) approaches…

Robotics · Computer Science 2021-10-04 Ameya Pore , Eleonora Tagliabue , Marco Piccinelli , Diego Dall'Alba , Alicia Casals , Paolo Fiorini

Learning rewards from expert videos offers an affordable and effective solution to specify the intended behaviors for reinforcement learning (RL) tasks. In this work, we propose Diffusion Reward, a novel framework that learns rewards from…

Machine Learning · Computer Science 2024-08-12 Tao Huang , Guangqi Jiang , Yanjie Ze , Huazhe Xu

Self-driving cars and autonomous driving research has been receiving considerable attention as major promising prospects in modern artificial intelligence applications. According to the evolution of advanced driver assistance system (ADAS),…

Robotics · Computer Science 2021-12-30 Won Joon Yun , MyungJae Shin , Soyi Jung , Sean Kwon , Joongheon Kim

Visual imitation learning enables reinforcement learning agents to learn to behave from expert visual demonstrations such as videos or image sequences, without explicit, well-defined rewards. Previous research either adopted supervised…

Artificial Intelligence · Computer Science 2023-02-14 Minghuan Liu , Tairan He , Weinan Zhang , Shuicheng Yan , Zhongwen Xu

We study inverse mechanism learning: recovering an unknown incentive-generating mechanism from observed strategic interaction traces of self-interested learning agents. Unlike inverse game theory and multi-agent inverse reinforcement…

Artificial Intelligence · Computer Science 2026-01-27 Zhiyu An , Wan Du

This paper introduces DiffCarl, a diffusion-modeled carbon- and risk-aware reinforcement learning algorithm for intelligent operation of multi-microgrid systems. With the growing integration of renewables and increasing system complexity,…

Machine Learning · Computer Science 2025-07-24 Yunyi Zhao , Wei Zhang , Cheng Xiang , Hongyang Du , Dusit Niyato , Shuhua Gao

Multi-agent reinforcement learning has drawn increasing attention in practice, e.g., robotics and automatic driving, as it can explore optimal policies using samples generated by interacting with the environment. However, high reward…

Machine Learning · Computer Science 2022-10-17 Jifeng Hu , Yanchao Sun , Hechang Chen , Sili Huang , haiyin piao , Yi Chang , Lichao Sun

Deep Reinforcement Learning achieves very good results in domains where reward functions can be manually engineered. At the same time, there is growing interest within the community in using games based on Procedurally Content Generation…

Machine Learning · Computer Science 2020-12-07 Alessandro Sestini , Alexander Kuhnle , Andrew D. Bagdanov

Training Generative Adversarial Networks (GANs) remains a challenging problem. The discriminator trains the generator by learning the distribution of real/generated data. However, the distribution of generated data changes throughout the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-05 Wentian Zhang , Haozhe Liu , Bing Li , Jinheng Xie , Yawen Huang , Yuexiang Li , Yefeng Zheng , Bernard Ghanem

Joint machine learning models that allow synthesizing and classifying data often offer uneven performance between those tasks or are unstable to train. In this work, we depart from a set of empirical observations that indicate the…

Machine Learning · Computer Science 2023-04-06 Kamil Deja , Tomasz Trzcinski , Jakub M. Tomczak

Recently, diffusion policy has shown impressive results in handling multi-modal tasks in robotic manipulation. However, it has fundamental limitations in out-of-distribution failures that persist due to compounding errors and its limited…

Robotics · Computer Science 2025-03-25 Sung-Wook Lee , Xuhui Kang , Yen-Ling Kuo