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Images seen during test time are often not from the same distribution as images used for learning. This problem, known as domain shift, occurs when training classifiers from object-centric internet image databases and trying to apply them…

计算机视觉与模式识别 · 计算机科学 2013-08-21 Erik Rodner , Judy Hoffman , Jeff Donahue , Trevor Darrell , Kate Saenko

We propose an approach for semantic imitation, which uses demonstrations from a source domain, e.g. human videos, to accelerate reinforcement learning (RL) in a different target domain, e.g. a robotic manipulator in a simulated kitchen.…

机器学习 · 计算机科学 2022-12-15 Karl Pertsch , Ruta Desai , Vikash Kumar , Franziska Meier , Joseph J. Lim , Dhruv Batra , Akshara Rai

Creating accurate spatial representations that take into account uncertainty is critical for autonomous robots to safely navigate in unstructured environments. Although recent LIDAR based mapping techniques can produce robust occupancy…

计算机视觉与模式识别 · 计算机科学 2020-07-02 Anthony Tompkins , Ransalu Senanayake , Fabio Ramos

Transferring learning-based models to the real world remains one of the hardest problems in model-free control theory. Due to the cost of data collection on a real robot and the limited sample efficiency of Deep Reinforcement Learning…

机器人学 · 计算机科学 2020-05-01 Thomas Chaffre , Julien Moras , Adrien Chan-Hon-Tong , Julien Marzat

Accurate estimation of the environment structure simultaneously with the robot pose is a key capability of autonomous robotic vehicles. Classical simultaneous localization and mapping (SLAM) algorithms rely on the static world assumption to…

机器人学 · 计算机科学 2018-05-11 Mina Henein , Gerard Kennedy , Viorela Ila , Robert Mahony

To accomplish tasks in human-centric indoor environments, robots need to represent and understand the world in terms of objects and their attributes. We refer to this attribute-based representation as a world model, and consider how to…

人工智能 · 计算机科学 2015-12-03 Lawson L. S. Wong , Thanard Kurutach , Leslie Pack Kaelbling , Tomás Lozano-Pérez

We propose an approach to online model adaptation and control in the challenging case of hybrid and discontinuous dynamics where actions may lead to difficult-to-escape "trap" states, under a given controller. We first learn dynamics for a…

机器人学 · 计算机科学 2021-02-04 Sheng Zhong , Zhenyuan Zhang , Nima Fazeli , Dmitry Berenson

Real world data, especially in the domain of robotics, is notoriously costly to collect. One way to circumvent this can be to leverage the power of simulation to produce large amounts of labelled data. However, training models on simulated…

To succeed in the real world, robots must cope with situations that differ from those seen during training. We study the problem of adapting on-the-fly to such novel scenarios during deployment, by drawing upon a diverse repertoire of…

机器人学 · 计算机科学 2025-07-23 Annie S. Chen , Govind Chada , Laura Smith , Archit Sharma , Zipeng Fu , Sergey Levine , Chelsea Finn

Deep learning approaches achieve prominent success in 3D semantic segmentation. However, collecting densely annotated real-world 3D datasets is extremely time-consuming and expensive. Training models on synthetic data and generalizing on…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Runyu Ding , Jihan Yang , Li Jiang , Xiaojuan Qi

In this paper, we propose a dynamic shared context processing method based on DSC (Dynamic Shared Context) model, applied in an e-collaborative learning environment. Firstly, we present the model. This is a way to measure the relevance…

人机交互 · 计算机科学 2012-01-19 Jing Peng , Alain-Jérôme Fougères , Samuel Deniaud , Michel Ferney

Unsupervised transfer of object recognition models from synthetic to real data is an important problem with many potential applications. The challenge is how to "adapt" a model trained on simulated images so that it performs well on…

计算机视觉与模式识别 · 计算机科学 2018-06-27 Xingchao Peng , Ben Usman , Kuniaki Saito , Neela Kaushik , Judy Hoffman , Kate Saenko

Precise robotic grasping of several novel objects is a huge challenge in manufacturing, automation, and logistics. Most of the current methods for model-free grasping are disadvantaged by the sparse data in grasping datasets and by errors…

机器人学 · 计算机科学 2023-01-31 Lei Zhang , Kaixin Bai , Zhaopeng Chen , Yunlei Shi , Jianwei Zhang

In the context of autonomous navigation of terrestrial robots, the creation of realistic models for agent dynamics and sensing is a widespread habit in the robotics literature and in commercial applications, where they are used for model…

机器人学 · 计算机科学 2024-01-26 Guillaume Bono , Hervé Poirier , Leonid Antsfeld , Gianluca Monaci , Boris Chidlovskii , Christian Wolf

Spatiotemporal dynamics models are fundamental for various domains, from heat propagation in materials to oceanic and atmospheric flows. However, currently available neural network-based spatiotemporal modeling approaches fall short when…

机器学习 · 计算机科学 2025-02-11 Valerii Iakovlev , Harri Lähdesmäki

How can we teach humanoids to climb staircases and sit on chairs using the surrounding environment context? Arguably, the simplest way is to just show them-casually capture a human motion video and feed it to humanoids. We introduce…

We propose the first framework to learn control policies for vision-based human-to-robot handovers, a critical task for human-robot interaction. While research in Embodied AI has made significant progress in training robot agents in…

机器人学 · 计算机科学 2023-03-31 Sammy Christen , Wei Yang , Claudia Pérez-D'Arpino , Otmar Hilliges , Dieter Fox , Yu-Wei Chao

As researchers teach robots to perform more and more complex tasks, the need for realistic simulation environments is growing. Existing techniques for closing the reality gap by approximating real-world physics often require extensive real…

机器人学 · 计算机科学 2020-02-17 Adam Allevato , Elaine Schaertl Short , Mitch Pryor , Andrea L. Thomaz

Accurate dynamics models are critical for the design of predictive controller for autonomous mobile robots. Physics-based models are often too simple to capture relevant real-world effects, while data-driven models are data-intensive and…

机器人学 · 计算机科学 2026-04-07 Abdullah Altawaitan , Nikolay Atanasov

Physics simulators have shown great promise for conveniently learning reinforcement learning policies in safe, unconstrained environments. However, transferring the acquired knowledge to the real world can be challenging due to the reality…

机器人学 · 计算机科学 2022-06-30 Gabriele Tiboni , Karol Arndt , Giuseppe Averta , Ville Kyrki , Tatiana Tommasi