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With the increased availability of 3D scanning technology, point clouds are moving into the focus of computer vision as a rich representation of everyday scenes. However, they are hard to handle for machine learning algorithms due to their…

Computer Vision and Pattern Recognition · Computer Science 2019-08-27 Sergey Prokudin , Christoph Lassner , Javier Romero

Learning from few demonstrations to develop policies robust to variations in robot initial positions and object poses is a problem of significant practical interest in robotics. Compared to imitation learning, which often struggles to…

Robotics · Computer Science 2025-04-30 Haowen Sun , Han Wang , Chengzhong Ma , Shaolong Zhang , Jiawei Ye , Xingyu Chen , Xuguang Lan

We present a cross robot visuomotor learning framework that integrates diffusion policy based control with 3D semantic scene representations from D3Fields to enable category level generalization in manipulation. Its modular design supports…

Our understanding of the world depends highly on our capacity to produce intuitive and simplified representations which can be easily used to solve problems. We reproduce this simplification process using a neural network to build a low…

Artificial Intelligence · Computer Science 2019-01-30 Timothée Lesort , Mathieu Seurin , Xinrui Li , Natalia Díaz-Rodríguez , David Filliat

Generalization remains a fundamental challenge in robotic manipulation. To tackle this challenge, recent Vision-Language-Action (VLA) models build policies on top of Vision-Language Models (VLMs), seeking to transfer their open-world…

End-to-end imitation learning offers a promising approach for training robot policies. However, generalizing to new settings remains a significant challenge. Although large-scale robot demonstration datasets have shown potential for…

Robotics · Computer Science 2025-02-12 Jaden Clark , Suvir Mirchandani , Dorsa Sadigh , Suneel Belkhale

Robots operating in the real world require both rich manipulation skills as well as the ability to semantically reason about when to apply those skills. Towards this goal, recent works have integrated semantic representations from…

Artificial Intelligence · Computer Science 2023-04-28 Renhao Wang , Jiayuan Mao , Joy Hsu , Hang Zhao , Jiajun Wu , Yang Gao

Vision-based policies for robot manipulation have achieved significant recent success, but are still brittle to distribution shifts such as camera viewpoint variations. Robot demonstration data is scarce and often lacks appropriate…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Jeremiah Coholich , Justin Wit , Robert Azarcon , Zsolt Kira

Synthetic medical data offers a scalable solution for training robust models, but significant domain gaps limit its generalizability to real-world clinical settings. This paper addresses the challenge of cross-domain translation between…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Francisco Caetano , Christiaan Viviers , Peter H. N. De With , Fons van der Sommen

We focus on developing efficient and reliable policy optimization strategies for robot learning with real-world data. In recent years, policy gradient methods have emerged as a promising paradigm for training control policies in simulation.…

Machine Learning · Computer Science 2023-11-07 Tyler Westenbroek , Jacob Levy , David Fridovich-Keil

Deep learning approaches have become the standard solution to many problems in computer vision and robotics, but obtaining sufficient training data in high enough quality is challenging, as human labor is error prone, time consuming, and…

Machine Learning · Computer Science 2021-06-16 Jan Blumenkamp , Andreas Baude , Tim Laue

We propose to harness the potential of simulation for the semantic segmentation of real-world self-driving scenes in a domain generalization fashion. The segmentation network is trained without any data of target domains and tested on the…

Computer Vision and Pattern Recognition · Computer Science 2022-08-11 Xiangyu Yue , Yang Zhang , Sicheng Zhao , Alberto Sangiovanni-Vincentelli , Kurt Keutzer , Boqing Gong

We present a novel solution to the problem of simulation-to-real transfer, which builds on recent advances in robot skill decomposition. Rather than focusing on minimizing the simulation-reality gap, we learn a set of diverse policies that…

Machine Learning · Computer Science 2018-11-15 Ryan Julian , Eric Heiden , Zhanpeng He , Hejia Zhang , Stefan Schaal , Joseph J. Lim , Gaurav Sukhatme , Karol Hausman

The ability to navigate from visual observations in unfamiliar environments is a core component of intelligent agents and an ongoing challenge for Deep Reinforcement Learning (RL). Street View can be a sensible testbed for such RL agents,…

Computer Vision and Pattern Recognition · Computer Science 2019-09-24 Ang Li , Huiyi Hu , Piotr Mirowski , Mehrdad Farajtabar

Promising performance has been achieved for visual perception on the point cloud. However, the current methods typically rely on labour-extensive annotations on the scene scans. In this paper, we explore how synthetic models alleviate the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Runnan Chen , Xinge Zhu , Nenglun Chen , Dawei Wang , Wei Li , Yuexin Ma , Ruigang Yang , Wenping Wang

Learning to control robots directly based on images is a primary challenge in robotics. However, many existing reinforcement learning approaches require iteratively obtaining millions of robot samples to learn a policy, which can take…

Robotics · Computer Science 2019-08-02 AJ Piergiovanni , Alan Wu , Michael S. Ryoo

Bridging the 'reality gap' that separates simulated robotics from experiments on hardware could accelerate robotic research through improved data availability. This paper explores domain randomization, a simple technique for training models…

Robotics · Computer Science 2017-03-22 Josh Tobin , Rachel Fong , Alex Ray , Jonas Schneider , Wojciech Zaremba , Pieter Abbeel

Reinforcement learning (RL) can automate a wide variety of robotic skills, but learning each new skill requires considerable real-world data collection and manual representation engineering to design policy classes or features. Using deep…

Machine Learning · Computer Science 2016-09-23 Coline Devin , Abhishek Gupta , Trevor Darrell , Pieter Abbeel , Sergey Levine

Transformer-based methods have exhibited significant generalization ability when prompted with target-domain demonstrations or example solutions during inference. Although demonstrations, as a way of task specification, can capture rich…

Machine Learning · Computer Science 2024-05-13 Meng Song , Xuezhi Wang , Tanay Biradar , Yao Qin , Manmohan Chandraker

General visual representations learned from web-scale datasets for robotics have achieved great success in recent years, enabling data-efficient robot learning on manipulation tasks; yet these pre-trained representations are mostly on 2D…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Chengkai Hou , Yanjie Ze , Yankai Fu , Zeyu Gao , Songbo Hu , Yue Yu , Shanghang Zhang , Huazhe Xu