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The last few years have witnessed substantial progress in the field of embodied AI where artificial agents, mirroring biological counterparts, are now able to learn from interaction to accomplish complex tasks. Despite this success,…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Sarah Pratt , Luca Weihs , Ali Farhadi

We develop a simple framework to learn bio-inspired foraging policies using human data. We conduct an experiment where humans are virtually immersed in an open field foraging environment and are trained to collect the highest amount of…

Sample efficiency and systematic generalization are two long-standing challenges in reinforcement learning. Previous studies have shown that involving natural language along with other observation modalities can improve generalization and…

Imitation learning practitioners have often noted that conditioning policies on previous actions leads to a dramatic divergence between "held out" error and performance of the learner in situ. Interactive approaches can provably address…

Machine Learning · Computer Science 2021-02-12 Jonathan Spencer , Sanjiban Choudhury , Arun Venkatraman , Brian Ziebart , J. Andrew Bagnell

Human videos offer a scalable way to train robot manipulation policies, but lack the action labels needed by standard imitation learning algorithms. Existing cross-embodiment approaches try to map human motion to robot actions, but often…

While robot learning has demonstrated promising results for enabling robots to automatically acquire new skills, a critical challenge in deploying learning-based systems is scale: acquiring enough data for the robot to effectively…

Recent breakthroughs in AI have shown the remarkable power of deep learning and deep reinforcement learning. These developments, however, have been tied to specific tasks, and progress in out-of-distribution generalization has been limited.…

Artificial Intelligence · Computer Science 2021-11-30 Hector Geffner

Imitation learning is the problem of recovering an expert policy without access to a reward signal. Behavior cloning and GAIL are two widely used methods for performing imitation learning. Behavior cloning converges in a few iterations but…

Machine Learning · Computer Science 2020-11-11 Rohit Jena , Changliu Liu , Katia Sycara

Embodied AI agents require a fine-grained understanding of the physical world mediated through visual and language inputs. Such capabilities are difficult to learn solely from task-specific data. This has led to the emergence of pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2024-05-12 Gunshi Gupta , Karmesh Yadav , Yarin Gal , Dhruv Batra , Zsolt Kira , Cong Lu , Tim G. J. Rudner

Human beings are able to understand objectives and learn by simply observing others perform a task. Imitation learning methods aim to replicate such capabilities, however, they generally depend on access to a full set of optimal states and…

Machine Learning · Computer Science 2021-03-10 Edoardo Cetin , Oya Celiktutan

Most prior works on communication in multi-agent reinforcement learning have focused on emergent communication, which often results in inefficient and non-interpretable systems. Inspired by the role of language in natural intelligence, we…

Multiagent Systems · Computer Science 2025-08-08 Maxime Toquebiau , Jae-Yun Jun , Faïz Benamar , Nicolas Bredeche

In this paper, we argue that the future of Artificial Intelligence research resides in two keywords: integration and embodiment. We support this claim by analyzing the recent advances of the field. Regarding integration, we note that the…

Artificial Intelligence · Computer Science 2017-09-19 Clément Moulin-Frier , Jordi-Ysard Puigbò , Xerxes D. Arsiwalla , Martì Sanchez-Fibla , Paul F. M. J. Verschure

Modern learning systems increasingly rely on amortized learning - the idea of reusing computation or inductive biases shared across tasks to enable rapid generalization to novel problems. This principle spans a range of approaches,…

Machine Learning · Computer Science 2025-10-14 Sarthak Mittal , Divyat Mahajan , Guillaume Lajoie , Mohammad Pezeshki

Reinforcement learning faces significant challenges when applied to tasks characterized by sparse reward structures. Although imitation learning, within the domain of supervised learning, offers faster convergence, it relies heavily on…

Machine Learning · Computer Science 2025-09-04 Zeqiang Zhang , Fabian Wurzberger , Gerrit Schmid , Sebastian Gottwald , Daniel A. Braun

The ability to compute an accurate reward function is essential for optimising a dialogue policy via reinforcement learning. In real-world applications, using explicit user feedback as the reward signal is often unreliable and costly to…

Computation and Language · Computer Science 2016-06-03 Pei-Hao Su , Milica Gasic , Nikola Mrksic , Lina Rojas-Barahona , Stefan Ultes , David Vandyke , Tsung-Hsien Wen , Steve Young

When the agent's observations or interactions are delayed, classic reinforcement learning tools usually fail. In this paper, we propose a simple yet new and efficient solution to this problem. We assume that, in the undelayed environment,…

Machine Learning · Computer Science 2022-05-12 Pierre Liotet , Davide Maran , Lorenzo Bisi , Marcello Restelli

It has always been expected that a robot can be easily deployed to unknown scenarios, accomplishing robotic grasping tasks without human intervention. Nevertheless, existing grasp detection approaches are typically off-body techniques and…

Robotics · Computer Science 2025-04-08 Jin Liu , Jialong Xie , Leibing Xiao , Chaoqun Wang , Fengyu Zhou

With strong capabilities of reasoning and a broad understanding of the world, Large Language Models (LLMs) have demonstrated immense potential in building versatile embodied decision-making agents capable of executing a wide array of tasks.…

Artificial Intelligence · Computer Science 2024-04-17 Xiaoyu Chen , Shenao Zhang , Pushi Zhang , Li Zhao , Jianyu Chen

Emotion recognition is a challenging task due to limited availability of in-the-wild labeled datasets. Self-supervised learning has shown improvements on tasks with limited labeled datasets in domains like speech and natural language.…

Computation and Language · Computer Science 2021-04-08 Aparna Khare , Srinivas Parthasarathy , Shiva Sundaram

We are witnessing significant progress on perception models, specifically those trained on large-scale internet images. However, efficiently generalizing these perception models to unseen embodied tasks is insufficiently studied, which will…

Robotics · Computer Science 2023-03-21 Ya Jing , Tao Kong
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