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Optical flow captures the motion of pixels in an image sequence over time, providing information about movement, depth, and environmental structure. Flying insects utilize this information to navigate and avoid obstacles, allowing them to…

Robotics · Computer Science 2025-04-22 Yu Hu , Yuang Zhang , Yunlong Song , Yang Deng , Feng Yu , Linzuo Zhang , Weiyao Lin , Danping Zou , Wenxian Yu

For visual estimation of optical flow, a crucial function for many vision tasks, unsupervised learning, using the supervision of view synthesis has emerged as a promising alternative to supervised methods, since ground-truth flow is not…

Computer Vision and Pattern Recognition · Computer Science 2023-04-17 Zitang Sun , Shin'ya Nishida , Zhengbo Luo

Estimating 3D occupancy and motion at the vehicle's surroundings is essential for autonomous driving, enabling situational awareness in dynamic environments. Existing approaches jointly learn geometry and motion but rely on expensive 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Xavier Timoneda , Markus Herb , Fabian Duerr , Daniel Goehring

Performing language-conditioned robotic manipulation tasks in unstructured environments is highly demanded for general intelligent robots. Conventional robotic manipulation methods usually learn semantic representation of the observation…

Robotics · Computer Science 2024-07-19 Guanxing Lu , Shiyi Zhang , Ziwei Wang , Changliu Liu , Jiwen Lu , Yansong Tang

In order to autonomously learn wide repertoires of complex skills, robots must be able to learn from their own autonomously collected data, without human supervision. One learning signal that is always available for autonomously collected…

Robotics · Computer Science 2017-10-18 Frederik Ebert , Chelsea Finn , Alex X. Lee , Sergey Levine

We address unsupervised optical flow estimation for ego-centric motion. We argue that optical flow can be cast as a geometrical warping between two successive video frames and devise a deep architecture to estimate such transformation in…

Computer Vision and Pattern Recognition · Computer Science 2017-10-31 Stefano Alletto , Davide Abati , Simone Calderara , Rita Cucchiara , Luca Rigazio

Precise object placement remains underexplored in aerial manipulation, where most systems rely on predefined target coordinates and focus primarily on grasping and control. Specifying exact placement poses, however, is cumbersome in…

Robotics · Computer Science 2026-03-10 Sarthak Mishra , Rishabh Dev Yadav , Naveen Nair , Wei Pan , Spandan Roy

Planning for robotic manipulation requires reasoning about the changes a robot can affect on objects. When such interactions can be modelled analytically, as in domains with rigid objects, efficient planning algorithms exist. However, in…

Robotics · Computer Science 2019-05-14 Angelina Wang , Thanard Kurutach , Kara Liu , Pieter Abbeel , Aviv Tamar

Humans have internal models of robots (like their physical capabilities), the world (like what will happen next), and their tasks (like a preferred goal). However, human internal models are not always perfect: for example, it is easy to…

Robotics · Computer Science 2023-01-04 Ran Tian , Masayoshi Tomizuka , Anca Dragan , Andrea Bajcsy

Self-supervised deep learning-based 3D scene understanding methods can overcome the difficulty of acquiring the densely labeled ground-truth and have made a lot of advances. However, occlusions and moving objects are still some of the major…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Jiaojiao Fang , Guizhong Liu

Object handover is a basic, but essential capability for robots interacting with humans in many applications, e.g., caring for the elderly and assisting workers in manufacturing workshops. It appears deceptively simple, as humans perform…

Robotics · Computer Science 2016-03-22 Andras Kupcsik , David Hsu , Wee Sun Lee

Manipulation planning is the problem of finding a sequence of robot configurations that involves interactions with objects in the scene, e.g., grasping and placing an object, or more general tool-use. To achieve such interactions,…

Robotics · Computer Science 2022-08-01 Jung-Su Ha , Danny Driess , Marc Toussaint

A key challenge for an agent learning to interact with the world is to reason about physical properties of objects and to foresee their dynamics under the effect of applied forces. In order to scale learning through interaction to many…

Robotics · Computer Science 2020-08-04 Iman Nematollahi , Oier Mees , Lukas Hermann , Wolfram Burgard

We propose a novel method for learning convolutional neural image representations without manual supervision. We use motion cues in the form of optical flow, to supervise representations of static images. The obvious approach of training a…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Aravindh Mahendran , James Thewlis , Andrea Vedaldi

Among the existing modalities for 3D action recognition, 3D flow has been poorly examined, although conveying rich motion information cues for human actions. Presumably, its susceptibility to noise renders it intractable, thus challenging…

Computer Vision and Pattern Recognition · Computer Science 2023-06-26 Vasileios Magoulianitis , Athanasios Psaltis

While visuomotor policy has made advancements in recent years, contact-rich tasks still remain a challenge. Robotic manipulation tasks that require continuous contact demand explicit handling of compliance and force. However, most…

Robotics · Computer Science 2026-04-17 Tianyu Li , Yihan Li , Zizhe Zhang , Nadia Figueroa

Humans anticipate, from a glance and a contemplated action of their bodies, how the 3D world will respond, a capability that is equally vital for robotic manipulation. We introduce PointWorld, a large pre-trained 3D world model that unifies…

Robotics · Computer Science 2026-01-08 Wenlong Huang , Yu-Wei Chao , Arsalan Mousavian , Ming-Yu Liu , Dieter Fox , Kaichun Mo , Li Fei-Fei

To reach human performance on complex tasks, a key ability for artificial systems is to understand physical interactions between objects, and predict future outcomes of a situation. This ability, often referred to as intuitive physics, has…

Computer Vision and Pattern Recognition · Computer Science 2020-05-04 Ronan Riochet , Josef Sivic , Ivan Laptev , Emmanuel Dupoux

In this paper, we deal with the problem to predict the future 3D motions of 3D object scans from previous two consecutive frames. Previous methods mostly focus on sparse motion prediction in the form of skeletons. While in this paper we…

Computer Vision and Pattern Recognition · Computer Science 2020-06-25 Shuaihang Yuan , Xiang Li , Anthony Tzes , Yi Fang

Bimanual manipulation is a fundamental robotic skill that requires continuous and precise coordination between two arms. While imitation learning (IL) is the dominant paradigm for acquiring this capability, existing approaches, whether…