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Imitation learning of robot policies from few demonstrations is crucial in open-ended applications. We propose a new method, Interaction Warping, for learning SE(3) robotic manipulation policies from a single demonstration. We infer the 3D…

Alignment plays a fundamental role in many machine learning problems, such as multi-network analysis, multimodal learning, and point cloud registration. Recent works increasingly leverage optimal transport (OT) for distributional alignment,…

Machine Learning · Computer Science 2026-05-26 Qi Yu , Ruizhong Qiu , Zhichen Zeng , My T. Thai , Huan Liu , Hanghang Tong

We seek to learn a generalizable goal-conditioned policy that enables zero-shot robot manipulation: interacting with unseen objects in novel scenes without test-time adaptation. While typical approaches rely on a large amount of…

Robotics · Computer Science 2024-08-12 Homanga Bharadhwaj , Roozbeh Mottaghi , Abhinav Gupta , Shubham Tulsiani

Dynamic scene reconstruction is a long-term challenge in the field of 3D vision. Recently, the emergence of 3D Gaussian Splatting has provided new insights into this problem. Although subsequent efforts rapidly extend static 3D Gaussian to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-11 Ruijie Zhu , Yanzhe Liang , Hanzhi Chang , Jiacheng Deng , Jiahao Lu , Wenfei Yang , Tianzhu Zhang , Yongdong Zhang

Synthesizing novel views of large-scale scenes from unconstrained in-the-wild images is an important but challenging task in computer vision. Existing methods, which optimize per-image appearance and transient occlusion through implicit…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Yiqing Li , Xuan Wang , Jiawei Wu , Yikun Ma , Zhi Jin

How should we learn visual representations for embodied agents that must see and move? The status quo is tabula rasa in vivo, i.e. learning visual representations from scratch while also learning to move, potentially augmented with…

Computer Vision and Pattern Recognition · Computer Science 2022-04-29 Karmesh Yadav , Ram Ramrakhya , Arjun Majumdar , Vincent-Pierre Berges , Sachit Kuhar , Dhruv Batra , Alexei Baevski , Oleksandr Maksymets

Robot policy learning benefits from world-action models that capture environment dynamics, but pixel-level prediction entangles dynamics with nuisance factors such as lighting and texture, making learned representations vulnerable to…

Robotics · Computer Science 2026-05-25 Jiarui Guan , Wenshuai Zhao , Yue Pei , Ziliang Chen , Arno Solin , Juho Kannala

Deep neural networks based purely on attention have been successful across several domains, relying on minimal architectural priors from the designer. In Human Action Recognition (HAR), attention mechanisms have been primarily adopted on…

Computer Vision and Pattern Recognition · Computer Science 2022-01-11 Vittorio Mazzia , Simone Angarano , Francesco Salvetti , Federico Angelini , Marcello Chiaberge

High-quality and controllable digital twins of surgical instruments are critical for Real2Sim in robot-assisted surgery, as they enable realistic simulation, synthetic data generation, and perception learning under novel poses. We present…

The current dominant paradigm for imitation learning relies on strong supervision of expert actions to learn both 'what' and 'how' to imitate. We pursue an alternative paradigm wherein an agent first explores the world without any expert…

Identifying oculomotor behaviors relevant for eye-tracking applications is a critical but often challenging task. Aiming to automatically learn and extract knowledge from existing eye-tracking data, we develop a novel method that creates…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Beibin Li , Nicholas Nuechterlein , Erin Barney , Claire Foster , Minah Kim , Monique Mahony , Adham Atyabi , Li Feng , Quan Wang , Pamela Ventola , Linda Shapiro , Frederick Shic

Activity recognition is the ability to identify and recognize the action or goals of the agent. The agent can be any object or entity that performs action that has end goals. The agents can be a single agent performing the action or group…

Machine Learning · Computer Science 2019-06-19 Ashwin Geet D'Sa , B. G. Prasad

Skeletal Action recognition from an egocentric view is important for applications such as interfaces in AR/VR glasses and human-robot interaction, where the device has limited resources. Most of the existing skeletal action recognition…

Computer Vision and Pattern Recognition · Computer Science 2023-09-20 Junan Lin , Zhichao Sun , Enjie Cao , Taein Kwon , Mahdi Rad , Marc Pollefeys

3D occupancy prediction provides a comprehensive description of the surrounding scenes and has become an essential task for 3D perception. Most existing methods focus on offline perception from one or a few views and cannot be applied to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Yuqi Wu , Wenzhao Zheng , Sicheng Zuo , Yuanhui Huang , Jie Zhou , Jiwen Lu

Understanding and manipulating articulated objects, such as doors and drawers, is crucial for robots operating in human environments. We wish to develop a system that can learn to articulate novel objects with no prior interaction, after…

Robotics · Computer Science 2024-05-03 Harry Zhang , Ben Eisner , David Held

Articulated objects are central to interactive 3D applications, including embodied AI, robotics, and VR/AR, where functional part decomposition and kinematic motion are essential. Yet producing high-fidelity articulated assets remains…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Qingming Liu , Xinyue Yao , Shuyuan Zhang , Yueci Deng , Guiliang Liu , Zhen Liu , Kui Jia

Inspired by human neurological structures for action anticipation, we present an action anticipation model that enables the prediction of plausible future actions by forecasting both the visual and temporal future. In contrast to current…

Computer Vision and Pattern Recognition · Computer Science 2019-12-17 Harshala Gammulle , Simon Denman , Sridha Sridharan , Clinton Fookes

Novel view synthesis for dynamic scenes is still a challenging problem in computer vision and graphics. Recently, Gaussian splatting has emerged as a robust technique to represent static scenes and enable high-quality and real-time novel…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Yi-Hua Huang , Yang-Tian Sun , Ziyi Yang , Xiaoyang Lyu , Yan-Pei Cao , Xiaojuan Qi

Single-stream architectures using Vision Transformer (ViT) backbones show great potential for real-time UAV tracking recently. However, frequent occlusions from obstacles like buildings and trees expose a major drawback: these models often…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 You Wu , Xucheng Wang , Xiangyang Yang , Mengyuan Liu , Dan Zeng , Hengzhou Ye , Shuiwang Li

Video Object Segmentation (VOS) is fundamental to video understanding. Transformer-based methods show significant performance improvement on semi-supervised VOS. However, existing work faces challenges segmenting visually similar objects in…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Ye Yu , Jialin Yuan , Gaurav Mittal , Li Fuxin , Mei Chen