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This study presents a dynamic neural network model based on the predictive coding framework for perceiving and predicting the dynamic visuo-proprioceptive patterns. In our previous study [1], we have shown that the deep dynamic neural…

人工智能 · 计算机科学 2017-06-09 Jungsik Hwang , Jinhyung Kim , Ahmadreza Ahmadi , Minkyu Choi , Jun Tani

Recent unsupervised pre-training methods have shown to be effective on language and vision domains by learning useful representations for multiple downstream tasks. In this paper, we investigate if such unsupervised pre-training methods can…

计算机视觉与模式识别 · 计算机科学 2022-06-20 Younggyo Seo , Kimin Lee , Stephen James , Pieter Abbeel

Representation learning seeks to expose certain aspects of observed data in a learned representation that's amenable to downstream tasks like classification. For instance, a good representation for 2D images might be one that describes only…

In the quest for efficient and robust reinforcement learning methods, both model-free and model-based approaches offer advantages. In this paper we propose a new way of explicitly bridging both approaches via a shared low-dimensional…

机器学习 · 计算机科学 2018-11-20 Vincent François-Lavet , Yoshua Bengio , Doina Precup , Joelle Pineau

We present a new approach for representing and reconstructing multidimensional magnetic resonance imaging (MRI) data. Our method builds on a novel, learned feature-based image representation that disentangles different types of features,…

图像与视频处理 · 电气工程与系统科学 2026-01-01 Ruiyang Zhao , Fan Lam

Reinforcement learning (RL) promises to unlock capabilities beyond imitation learning for Vision-Language-Action (VLA) models, but its requirement for massive real-world interaction prevents direct deployment on physical robots. Recent work…

Reinforcement learning has shown a wide usage in robotics tasks, such as insertion and grasping. However, without a practical sim2real strategy, the policy trained in simulation could fail on the real task. There are also wide researches in…

机器人学 · 计算机科学 2022-06-07 Yiwen Chen , Xue Li , Sheng Guo , Xian Yao Ng , Marcelo Ang

Visual reinforcement learning (RL) has made significant progress in recent years, but the choice of visual feature extractor remains a crucial design decision. This paper compares the performance of RL algorithms that train a convolutional…

机器人学 · 计算机科学 2024-07-25 Emlyn Williams , Athanasios Polydoros

Learning physical dynamics in a series of non-stationary environments is a challenging but essential task for model-based reinforcement learning (MBRL) with visual inputs. It requires the agent to consistently adapt to novel tasks without…

机器学习 · 计算机科学 2025-07-08 Minting Pan , Wendong Zhang , Geng Chen , Xiangming Zhu , Siyu Gao , Yunbo Wang , Xiaokang Yang

While recent foundation models have significantly advanced robotic manipulation, these systems still struggle to autonomously recover from execution errors. Current failure-learning paradigms rely on either costly and unsafe real-world data…

机器人学 · 计算机科学 2026-03-26 Dayou Li , Jiuzhou Lei , Hao Wang , Lulin Liu , Yunhao Yang , Zihan Wang , Bangya Liu , Minghui Zheng , Zhiwen Fan

World models simulate dynamic environments, enabling agents to interact with diverse input modalities. Although recent advances have improved the visual quality and temporal consistency of video world models, their ability of accurately…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Yang Ye , Tianyu He , Shuo Yang , Jiang Bian

We propose learning via retracing, a novel self-supervised approach for learning the state representation (and the associated dynamics model) for reinforcement learning tasks. In addition to the predictive (reconstruction) supervision in…

机器学习 · 计算机科学 2022-09-26 Changmin Yu , Dong Li , Jianye Hao , Jun Wang , Neil Burgess

Neuroscientists postulate 3D representations in the brain in a variety of different coordinate frames (e.g. 'head-centred', 'hand-centred' and 'world-based'). Recent advances in reinforcement learning demonstrate a quite different approach…

神经元与认知 · 定量生物学 2020-07-10 Alex Muryy , N. Siddharth , Nantas Nardelli , Philip H. S. Torr , Andrew Glennerster

A generalist robot must be able to complete a variety of tasks in its environment. One appealing way to specify each task is in terms of a goal observation. However, learning goal-reaching policies with reinforcement learning remains a…

机器学习 · 计算机科学 2021-01-01 Stephen Tian , Suraj Nair , Frederik Ebert , Sudeep Dasari , Benjamin Eysenbach , Chelsea Finn , Sergey Levine

Autonomous drone racing (ADR) systems have recently achieved champion-level performance, yet remain highly specific to drone racing. While end-to-end vision-based methods promise broader applicability, no system to date simultaneously…

机器人学 · 计算机科学 2025-10-17 Aderik Verraest , Stavrow Bahnam , Robin Ferede , Guido de Croon , Christophe De Wagter

Recent advances in vision-language-action (VLA) models have shown promise in integrating image generation with action prediction to improve generalization and reasoning in robot manipulation. However, existing methods are limited to…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Wenyao Zhang , Hongsi Liu , Zekun Qi , Yunnan Wang , Xinqiang Yu , Jiazhao Zhang , Runpei Dong , Jiawei He , Fan Lu , He Wang , Zhizheng Zhang , Li Yi , Wenjun Zeng , Xin Jin

In recent years, model-free methods that use deep learning have achieved great success in many different reinforcement learning environments. Most successful approaches focus on solving a single task, while multi-task reinforcement learning…

机器学习 · 计算机科学 2017-05-25 Asier Mujika

World models predict state transitions in response to actions and are increasingly developed across diverse modalities. However, standard training objectives such as maximum likelihood estimation (MLE) often misalign with task-specific…

机器学习 · 计算机科学 2025-10-28 Jialong Wu , Shaofeng Yin , Ningya Feng , Mingsheng Long

Learning-based 3D reconstruction methods have shown impressive results. However, most methods require 3D supervision which is often hard to obtain for real-world datasets. Recently, several works have proposed differentiable rendering…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Michael Niemeyer , Lars Mescheder , Michael Oechsle , Andreas Geiger

We study how robots can autonomously learn skills that require a combination of navigation and grasping. While reinforcement learning in principle provides for automated robotic skill learning, in practice reinforcement learning in the real…

机器学习 · 计算机科学 2021-12-08 Charles Sun , Jędrzej Orbik , Coline Devin , Brian Yang , Abhishek Gupta , Glen Berseth , Sergey Levine