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Although supervised deep normal estimators have recently shown impressive results on synthetic benchmarks, their performance deteriorates significantly in real-world scenarios due to the domain gap between synthetic and real data. Building…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Jie Zhang , Minghui Nie , Changqing Zou , Jian Liu , Ligang Liu , Junjie Cao

Recent studies on visual reinforcement learning (visual RL) have explored the use of 3D visual representations. However, none of these work has systematically compared the efficacy of 3D representations with 2D representations across…

Robotics · Computer Science 2023-06-13 Zhan Ling , Yunchao Yao , Xuanlin Li , Hao Su

Future robots are envisioned as versatile systems capable of performing a variety of household tasks. The big question remains, how can we bridge the embodiment gap while minimizing physical robot learning, which fundamentally does not…

Robotics · Computer Science 2025-03-31 Hanzhi Chen , Boyang Sun , Anran Zhang , Marc Pollefeys , Stefan Leutenegger

Recent advances in diffusion models have achieved remarkable success in isolated computer vision tasks such as text-to-image generation, depth estimation, and optical flow. However, these models are often restricted by a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Yilin Gao , Shuguang Dou , Junzhou Li , Zhiheng Yu , Yin Li , Dongsheng Jiang , Shugong Xu

Transferring learned skills across diverse situations remains a fundamental challenge for autonomous agents, particularly when agents are not allowed to interact with an exact target setup. While prior approaches have predominantly focused…

Machine Learning · Computer Science 2024-07-25 Hayato Watahiki , Ryo Iwase , Ryosuke Unno , Yoshimasa Tsuruoka

3D point cloud registration is a fundamental task in robotics and computer vision. Recently, many learning-based point cloud registration methods based on correspondences have emerged. However, these methods heavily rely on such…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Lifa Zhu , Dongrui Liu , Changwei Lin , Rui Yan , Francisco Gómez-Fernández , Ninghua Yang , Ziyong Feng

Recent progress in GPU-accelerated, photorealistic simulation has opened a scalable data-generation path for robot learning, where massive physics and visual randomization allow policies to generalize beyond curated environments. Building…

Cross-domain synthesizing realistic faces to learn deep models has attracted increasing attention for facial expression analysis as it helps to improve the performance of expression recognition accuracy despite having small number of real…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Behzad Bozorgtabar , Mohammad Saeed Rad , Hazim Kemal Ekenel , Jean-Philippe Thiran

Vision-Language Models (VLMs) have recently demonstrated strong capabilities in mapping multimodal observations to robot behaviors. However, most current approaches rely on end-to-end visuomotor policies that remain opaque and difficult to…

Robotics · Computer Science 2026-05-18 Alessandro Adami , Tommaso Tubaldo , Marco Todescato , Ruggero Carli , Pietro Falco

Reliable simulation evaluation of robot manipulation policies serves as a high-fidelity proxy for real-world performance. Although existing benchmarks cover a wide range of task categories, they lack visual realism, creating a large domain…

Robotics · Computer Science 2026-05-08 Yixin Zhu , Zixiong Wang , Jian Yang , Jin Xie , Jingyi Yu , Jiayuan Gu , Beibei Wang

Vision-Language-Action (VLA) models excel at robotic tasks by leveraging large-scale 2D vision-language pretraining, but their reliance on RGB images limits spatial reasoning critical for real-world interaction. Retraining these models with…

Robotics · Computer Science 2025-03-11 Chengmeng Li , Junjie Wen , Yan Peng , Yaxin Peng , Feifei Feng , Yichen Zhu

Domain shifts such as sensor type changes and geographical situation variations are prevalent in Autonomous Driving (AD), which poses a challenge since AD model relying on the previous domain knowledge can be hardly directly deployed to a…

Computer Vision and Pattern Recognition · Computer Science 2024-01-26 Bo Zhang , Xinyu Cai , Jiakang Yuan , Donglin Yang , Jianfei Guo , Xiangchao Yan , Renqiu Xia , Botian Shi , Min Dou , Tao Chen , Si Liu , Junchi Yan , Yu Qiao

Simulation-to-real transfer using domain randomization for robot control often relies on low-gear-ratio, backdrivable actuators, but these approaches break down when the sim-to-real gap widens. Inspired by the traditional PID controller, we…

Robotics · Computer Science 2025-08-01 Yuta Kawachi

Learning robot control policies from human videos is a promising direction for scaling up robot learning. However, how to extract action knowledge (or action representations) from videos for policy learning remains a key challenge. Existing…

Robotics · Computer Science 2025-06-05 Zhao-Heng Yin , Sherry Yang , Pieter Abbeel

Learning from demonstrations faces challenges in generalizing beyond the training data and often lacks collision awareness. This paper introduces Lan-o3dp, a language-guided object-centric diffusion policy framework that can adapt to unseen…

Robotics · Computer Science 2025-03-18 Hang Li , Qian Feng , Zhi Zheng , Jianxiang Feng , Zhaopeng Chen , Alois Knoll

Vision-Language-Action (VLA) models have shown strong potential for general-purpose robotic manipulation by leveraging large pretrained vision-language backbones. However, most existing VLAs rely primarily on 2D visual representations,…

Robotics · Computer Science 2026-05-21 Shizhe Chen , Paul Pacaud , Cordelia Schmid

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

We introduce a new trajectory optimization method for robotic grasping based on a point-cloud representation of robots and task spaces. In our method, robots are represented by 3D points on their link surfaces. The task space of a robot is…

Robotics · Computer Science 2024-08-09 Yu Xiang , Sai Haneesh Allu , Rohith Peddi , Tyler Summers , Vibhav Gogate

The ability to specify robot commands by a non-expert user is critical for building generalist agents capable of solving a large variety of tasks. One convenient way to specify the intended robot goal is by a video of a person demonstrating…

Robotics · Computer Science 2023-05-11 Elliot Chane-Sane , Cordelia Schmid , Ivan Laptev

Representation learning and unsupervised skill discovery can allow robots to acquire diverse and reusable behaviors without the need for task-specific rewards. In this work, we use unsupervised reinforcement learning to learn a latent…

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