English
Related papers

Related papers: Variable-Frequency Imitation Learning for Variable…

200 papers

Compared to traditional imitation learning methods such as DAgger and DART, intervention-based imitation offers a more convenient and sample efficient data collection process to users. In this paper, we introduce Reinforced…

Robotics · Computer Science 2022-03-30 Rom Parnichkun , Matthew N. Dailey , Atsushi Yamashita

Self-supervision has emerged as a propitious method for visual representation learning after the recent paradigm shift from handcrafted pretext tasks to instance-similarity based approaches. Most state-of-the-art methods enforce similarity…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Sravanti Addepalli , Kaushal Bhogale , Priyam Dey , R. Venkatesh Babu

Imitation learning (IL) is a simple and powerful way to use high-quality human driving data, which can be collected at scale, to produce human-like behavior. However, policies based on imitation learning alone often fail to sufficiently…

Existing imitation learning (IL) methods such as inverse reinforcement learning (IRL) usually have a double-loop training process, alternating between learning a reward function and a policy and tend to suffer long training time and high…

Machine Learning · Computer Science 2022-06-13 Siwei Chen , Xiao Ma , Zhongwen Xu

The goal of imitation learning is to mimic expert behavior without access to an explicit reward signal. Expert demonstrations provided by humans, however, often show significant variability due to latent factors that are typically not…

Machine Learning · Computer Science 2017-11-16 Yunzhu Li , Jiaming Song , Stefano Ermon

Many manipulation tasks require robots to interact with unknown environments. In such applications, the ability to adapt the impedance according to different task phases and environment constraints is crucial for safety and performance.…

Robotics · Computer Science 2021-02-16 Xiang Zhang , Liting Sun , Zhian Kuang , Masayoshi Tomizuka

With the memory-resource-limited constraints, class-incremental learning (CIL) usually suffers from the "catastrophic forgetting" problem when updating the joint classification model on the arrival of newly added classes. To cope with the…

Machine Learning · Computer Science 2021-05-19 Hanbin Zhao , Hui Wang , Yongjian Fu , Fei Wu , Xi Li

Multi-modal learning, which focuses on utilizing various modalities to improve the performance of a model, is widely used in video recognition. While traditional multi-modal learning offers excellent recognition results, its computational…

Computer Vision and Pattern Recognition · Computer Science 2021-05-13 Rameswar Panda , Chun-Fu Chen , Quanfu Fan , Ximeng Sun , Kate Saenko , Aude Oliva , Rogerio Feris

Inter prediction is a key technology to reduce the temporal redundancy in video coding. In natural videos, there are usually multiple moving objects with variable velocity, resulting in complex motion fields that are difficult to represent…

Image and Video Processing · Electrical Eng. & Systems 2024-07-23 Zhuoyuan Li , Yao Li , Chuanbo Tang , Li Li , Dong Liu , Feng Wu

While it is generally acknowledged that force feedback is beneficial to robotic control, applications of policy learning to robotic manipulation typically only leverage visual feedback. Recently, symmetric neural models have been used to…

Robotics · Computer Science 2023-08-29 Colin Kohler , Anuj Shrivatsav Srikanth , Eshan Arora , Robert Platt

Imitation learning is well-suited for robotic tasks where it is difficult to directly program the behavior or specify a cost for optimal control. In this work, we propose a method for learning the reward function (and the corresponding…

Machine Learning · Computer Science 2021-01-01 Tianwei Ni , Harshit Sikchi , Yufei Wang , Tejus Gupta , Lisa Lee , Benjamin Eysenbach

Multitask Learning is a Machine Learning paradigm that aims to train a range of (usually related) tasks with the help of a shared model. While the goal is often to improve the joint performance of all training tasks, another approach is to…

Machine Learning · Computer Science 2024-05-14 Rafael Kourdis , Gabriel Gordon-Hall , Philip John Gorinski

In this study, we propose the use of the phase-amplitude reduction method to construct an imitation learning framework. Imitating human movement trajectories is recognized as a promising strategy for generating a range of human-like robot…

Robotics · Computer Science 2025-03-04 Satoshi Yamamori , Jun Morimoto

Modern computer vision applications suffer from catastrophic forgetting when incrementally learning new concepts over time. The most successful approaches to alleviate this forgetting require extensive replay of previously seen data, which…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 James Smith , Yen-Chang Hsu , Jonathan Balloch , Yilin Shen , Hongxia Jin , Zsolt Kira

Imitation learning (IL) algorithms have shown promising results for robots to learn skills from expert demonstrations. However, they need multi-task demonstrations to be provided at once for acquiring diverse skills, which is difficult in…

Robotics · Computer Science 2021-10-19 Chongkai Gao , Haichuan Gao , Shangqi Guo , Tianren Zhang , Feng Chen

Diffusion models have achieved significant progress in both image and video generation while still suffering from huge computation costs. As an effective solution, flow matching aims to reflow the diffusion process of diffusion models into…

Graphics · Computer Science 2025-03-13 Lei Ke , Haohang Xu , Xuefei Ning , Yu Li , Jiajun Li , Haoling Li , Yuxuan Lin , Dongsheng Jiang , Yujiu Yang , Linfeng Zhang

Vertical Federated Learning (VFL) is a privacy-preserving distributed learning paradigm where different parties collaboratively learn models using partitioned features of shared samples, without leaking private data. Recent research has…

Machine Learning · Computer Science 2024-06-05 Mang Ye , Wei Shen , Bo Du , Eduard Snezhko , Vassili Kovalev , Pong C. Yuen

Video frame extrapolation is a task to predict future frames when the past frames are given. Unlike previous studies that usually have been focused on the design of modules or construction of networks, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Sangjin Lee , Hyeongmin Lee , Taeoh Kim , Sangyoun Lee

Video interpolation is an important problem in computer vision, which helps overcome the temporal limitation of camera sensors. Existing video interpolation methods usually assume uniform motion between consecutive frames and use linear…

Computer Vision and Pattern Recognition · Computer Science 2019-11-05 Xiangyu Xu , Li Siyao , Wenxiu Sun , Qian Yin , Ming-Hsuan Yang

Interactive visual navigation tasks, which involve following instructions to reach and interact with specific targets, are challenging not only because successful experiences are very rare but also because the complex visual inputs require…

Artificial Intelligence · Computer Science 2024-06-21 Kibeom Kim , Kisung Shin , Min Whoo Lee , Moonhoen Lee , Minsu Lee , Byoung-Tak Zhang