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Simulations are attractive environments for training agents as they provide an abundant source of data and alleviate certain safety concerns during the training process. But the behaviours developed by agents in simulation are often…

Robotics · Computer Science 2018-09-21 Xue Bin Peng , Marcin Andrychowicz , Wojciech Zaremba , Pieter Abbeel

Imitation learning is an effective and safe technique to train robot policies in the real world because it does not depend on an expensive random exploration process. However, due to the lack of exploration, learning policies that…

Robotics · Computer Science 2021-06-24 Ajay Mandlekar , Danfei Xu , Roberto Martín-Martín , Silvio Savarese , Li Fei-Fei

Robots have been steadily increasing their presence in our daily lives, where they can work along with humans to provide assistance in various tasks on industry floors, in offices, and in homes. Automated assembly is one of the key…

Robotics · Computer Science 2022-12-06 Devesh K. Jha , Siddarth Jain , Diego Romeres , William Yerazunis , Daniel Nikovski

Sim-to-real transfer is a powerful paradigm for robotic reinforcement learning. The ability to train policies in simulation enables safe exploration and large-scale data collection quickly at low cost. However, prior works in sim-to-real…

The field of robotics has made significant advances towards generalist robot manipulation policies. However, real-world evaluation of such policies is not scalable and faces reproducibility challenges, which are likely to worsen as policies…

In principle, reinforcement learning and policy search methods can enable robots to learn highly complex and general skills that may allow them to function amid the complexity and diversity of the real world. However, training a policy that…

Machine Learning · Computer Science 2019-05-29 Ali Yahya , Adrian Li , Mrinal Kalakrishnan , Yevgen Chebotar , Sergey Levine

Algorithms for learning programmatic representations for sequential decision-making problems are often evaluated on out-of-distribution (OOD) problems, with the common conclusion that programmatic policies generalize better than neural…

Machine Learning · Computer Science 2025-06-18 Amirhossein Rajabpour , Kiarash Aghakasiri , Sandra Zilles , Levi H. S. Lelis

A major challenge in research involving artificial intelligence (AI) is the development of algorithms that can find solutions to problems that can generalize to different environments and tasks. Unlike AI, humans are adept at finding…

Artificial Intelligence · Computer Science 2021-10-12 Semir Tatlidil , Yanqi Liu , Emily Sheetz , R. Iris Bahar , Steven Sloman

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…

Robotics · Computer Science 2022-06-07 Yiwen Chen , Xue Li , Sheng Guo , Xian Yao Ng , Marcelo Ang

How can robot manipulation policies generalize to novel tasks involving unseen object types and new motions? In this paper, we provide a solution in terms of predicting motion information from web data through human video generation and…

Robot caregiving should be personalized to meet the diverse needs of care recipients -- assisting with tasks as needed, while taking user agency in action into account. In physical tasks such as handover, bathing, dressing, and…

The main challenge in learning image-conditioned robotic policies is acquiring a visual representation conducive to low-level control. Due to the high dimensionality of the image space, learning a good visual representation requires a…

Robotics · Computer Science 2024-07-03 Albert Yu , Adeline Foote , Raymond Mooney , Roberto Martín-Martín

Data collection has become an increasingly important problem in robotic manipulation, yet there still lacks much understanding of how to effectively collect data to facilitate broad generalization. Recent works on large-scale robotic data…

Robotics · Computer Science 2024-05-22 Jensen Gao , Annie Xie , Ted Xiao , Chelsea Finn , Dorsa Sadigh

Visual representations are central to the learning and generalization capabilities of robotic manipulation policies. While existing methods rely on global or dense features, such representations often entangle task-relevant and irrelevant…

Robotics · Computer Science 2025-05-20 Alexandre Chapin , Bruno Machado , Emmanuel Dellandrea , Liming Chen

Care-giving and assistive robotics, driven by advancements in AI, offer promising solutions to meet the growing demand for care, particularly in the context of increasing numbers of individuals requiring assistance. This creates a pressing…

Robotics · Computer Science 2024-05-14 Andrii Tytarenko

Assistive agents should make humans' lives easier. Classically, such assistance is studied through the lens of inverse reinforcement learning, where an assistive agent (e.g., a chatbot, a robot) infers a human's intention and then selects…

Artificial Intelligence · Computer Science 2025-01-17 Vivek Myers , Evan Ellis , Sergey Levine , Benjamin Eysenbach , Anca Dragan

Using tactile sensors for manipulation remains one of the most challenging problems in robotics. At the heart of these challenges is generalization: How can we train a tactile-based policy that can manipulate unseen and diverse objects? In…

Robotics · Computer Science 2024-03-20 Entong Su , Chengzhe Jia , Yuzhe Qin , Wenxuan Zhou , Annabella Macaluso , Binghao Huang , Xiaolong Wang

Imitation learning has unlocked the potential for robots to exhibit highly dexterous behaviours. However, it still struggles with long-horizon, multi-object tasks due to poor sample efficiency and limited generalisation. Existing methods…

Robotics · Computer Science 2025-09-05 Krishan Rana , Jad Abou-Chakra , Sourav Garg , Robert Lee , Ian Reid , Niko Suenderhauf

Imitation Learning is a promising paradigm for learning complex robot manipulation skills by reproducing behavior from human demonstrations. However, manipulation tasks often contain bottleneck regions that require a sequence of precise…

Robotics · Computer Science 2020-12-15 Ajay Mandlekar , Danfei Xu , Roberto Martín-Martín , Yuke Zhu , Li Fei-Fei , Silvio Savarese

Humans intuitively solve tasks in versatile ways, varying their behavior in terms of trajectory-based planning and for individual steps. Thus, they can easily generalize and adapt to new and changing environments. Current Imitation Learning…

Robotics · Computer Science 2022-11-10 Niklas Freymuth , Nicolas Schreiber , Philipp Becker , Aleksandar Taranovic , Gerhard Neumann