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Imitation learning is a popular paradigm to teach robots new tasks, but collecting robot demonstrations through teleoperation or kinesthetic teaching is tedious and time-consuming. In contrast, directly demonstrating a task using our human…

Robotics · Computer Science 2026-02-16 Nick Heppert , Minh Quang Nguyen , Abhinav Valada

Lifelong learning agents aim to learn multiple tasks sequentially over a lifetime. This involves the ability to exploit previous knowledge when learning new tasks and to avoid forgetting. Modulating masks, a specific type of parameter…

In the tasks of multi-robot collaborative area search, we propose the unified approach for simultaneous mapping for sensing more targets (exploration) while searching and locating the targets (coverage). Specifically, we implement a…

Robotics · Computer Science 2023-12-05 Lina Zhu , Jiyu Cheng , Hao Zhang , Zhichao Cui , Wei Zhang , Yuehu Liu

One approach for improving sample efficiency in cooperative multi-agent learning is to decompose overall tasks into sub-tasks that can be assigned to individual agents. We study this problem in the context of reward machines: symbolic tasks…

Multiagent Systems · Computer Science 2025-02-20 Ameesh Shah , Niklas Lauffer , Thomas Chen , Nikhil Pitta , Sanjit A. Seshia

Multi-Task Learning has emerged as a methodology in which multiple tasks are jointly learned by a shared learning algorithm, such as a DNN. MTL is based on the assumption that the tasks under consideration are related; therefore it exploits…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Dimitrios Kollias , Viktoriia Sharmanska , Stefanos Zafeiriou

Imitation learning has shown success in many tasks by learning from expert demonstrations. However, most existing work relies on large-scale demonstrations from technical professionals and close monitoring of the training process. These are…

Artificial Intelligence · Computer Science 2026-02-05 Feiyu Gavin Zhu , Jean Oh , Reid Simmons

Recently, multi-modality scene perception tasks, e.g., image fusion and scene understanding, have attracted widespread attention for intelligent vision systems. However, early efforts always consider boosting a single task unilaterally and…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Zhu Liu , Jinyuan Liu , Guanyao Wu , Long Ma , Xin Fan , Risheng Liu

Learning interpretable and transferable subpolicies and performing task decomposition from a single, complex task is difficult. Some traditional hierarchical reinforcement learning techniques enforce this decomposition in a top-down manner,…

Machine Learning · Computer Science 2019-03-06 Bohan Wu , Jayesh K. Gupta , Mykel J. Kochenderfer

Multi-task learning can leverage information learned by one task to benefit the training of other tasks. Despite this capacity, naively training all tasks together in one model often degrades performance, and exhaustively searching through…

Machine Learning · Computer Science 2021-10-27 Christopher Fifty , Ehsan Amid , Zhe Zhao , Tianhe Yu , Rohan Anil , Chelsea Finn

This study proposes an imitation learning method based on force and position information. Force information is required for precise object manipulation but is difficult to obtain because the acting and reaction forces cannnot be separated.…

Robotics · Computer Science 2018-11-29 Tsuyoshi Adachi , Kazuki Fujimoto , Sho Sakaino , Toshiaki Tsuji

One of the key challenges in visual imitation learning is collecting large amounts of expert demonstrations for a given task. While methods for collecting human demonstrations are becoming easier with teleoperation methods and the use of…

Robotics · Computer Science 2021-07-20 Sarah Young , Jyothish Pari , Pieter Abbeel , Lerrel Pinto

One of the long-standing challenges in Artificial Intelligence for learning goal-directed behavior is to build a single agent which can solve multiple tasks. Recent progress in multi-task learning for goal-directed sequential problems has…

Neural and Evolutionary Computing · Computer Science 2017-05-23 Sahil Sharma , Ashutosh Jha , Parikshit Hegde , Balaraman Ravindran

We study the problem of distributed multi-task learning with shared representation, where each machine aims to learn a separate, but related, task in an unknown shared low-dimensional subspaces, i.e. when the predictor matrix has low rank.…

Machine Learning · Computer Science 2016-03-08 Jialei Wang , Mladen Kolar , Nathan Srebro

Multi-agent imitation learning aims to train multiple agents to perform tasks from demonstrations by learning a mapping between observations and actions, which is essential for understanding physical, social, and team-play systems. However,…

Machine Learning · Computer Science 2021-07-13 Hongwei Wang , Lantao Yu , Zhangjie Cao , Stefano Ermon

When limited by their own morphologies, humans and some species of animals have the remarkable ability to use objects from the environment toward accomplishing otherwise impossible tasks. Robots might similarly unlock a range of additional…

Robotics · Computer Science 2023-11-03 Ziang Liu , Stephen Tian , Michelle Guo , C. Karen Liu , Jiajun Wu

Multimodal meta-learning is a recent problem that extends conventional few-shot meta-learning by generalizing its setup to diverse multimodal task distributions. This setup makes a step towards mimicking how humans make use of a diverse set…

Machine Learning · Computer Science 2021-10-28 Milad Abdollahzadeh , Touba Malekzadeh , Ngai-Man Cheung

Agentic AI aims to create systems that set their own goals, adapt proactively to change, and refine behavior through continuous experience. Recent advances suggest that, when facing multiple and unforeseen tasks, agents could benefit from…

Inspired by biological swarms, robotic swarms are envisioned to solve real-world problems that are difficult for individual agents. Biological swarms can achieve collective intelligence based on local interactions and simple rules; however,…

Robotics · Computer Science 2017-09-21 Qiyang Li , Xintong Du , Yizhou Huang , Quinlan Sykora , Angela P. Schoellig

Imitation learning (IL) enables agents to mimic expert behaviors. Most previous IL techniques focus on precisely imitating one policy through mass demonstrations. However, in many applications, what humans require is the ability to perform…

Machine Learning · Computer Science 2023-10-10 Xiong-Hui Chen , Junyin Ye , Hang Zhao , Yi-Chen Li , Haoran Shi , Yu-Yan Xu , Zhihao Ye , Si-Hang Yang , Anqi Huang , Kai Xu , Zongzhang Zhang , Yang Yu

Deep reinforcement learning (RL) algorithms have achieved great success on a wide variety of sequential decision-making tasks. However, many of these algorithms suffer from high sample complexity when learning from scratch using…

Machine Learning · Statistics 2020-06-15 Michael Wan , Tanmay Gangwani , Jian Peng