English
Related papers

Related papers: Sparse Representations for Object and Ego-motion E…

200 papers

We present a system for learning motion of independently moving objects from stereo videos. The only human annotation used in our system are 2D object bounding boxes which introduce the notion of objects to our system. Unlike prior learning…

Computer Vision and Pattern Recognition · Computer Science 2019-01-09 Zhe Cao , Abhishek Kar , Christian Haene , Jitendra Malik

In self-supervised monocular depth estimation, the depth discontinuity and motion objects' artifacts are still challenging problems. Existing self-supervised methods usually utilize a single view to train the depth estimation network.…

Computer Vision and Pattern Recognition · Computer Science 2020-06-29 Jianrong Wang , Ge Zhang , Zhenyu Wu , XueWei Li , Li Liu

Event cameras provide a natural and data efficient representation of visual information, motivating novel computational strategies towards extracting visual information. Inspired by the biological vision system, we propose a behavior driven…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Nan Cai , Pia Bideau

Recent advances in deep learning for edge detection and segmentation opens up a new path for semantic-edge-based ego-motion estimation. In this work, we propose a robust monocular visual odometry (VO) framework using category-aware semantic…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Xiaolong Wu , Assia Benbihi , Antoine Richard , Cedric Pradalier

Egomotion estimation is crucial for applications such as autonomous navigation and robotics, where accurate and real-time motion tracking is required. However, traditional methods relying on inertial sensors are highly sensitive to external…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Hugh Greatorex , Michele Mastella , Madison Cotteret , Ole Richter , Elisabetta Chicca

Self-supervised monocular depth estimation has been widely investigated to estimate depth images and relative poses from RGB images. This framework is attractive for researchers because the depth and pose networks can be trained from just…

Computer Vision and Pattern Recognition · Computer Science 2022-02-21 Noriaki Hirose , Kosuke Tahara

The monocular visual-inertial odometry (VIO) based on the direct method can leverage all available pixels in the image to simultaneously estimate the camera motion and reconstruct the denser map of the scene in real time. However, the…

Robotics · Computer Science 2023-06-13 Bo Xu , Xin Li , Jingrong Wang , Chau Yuen , Jiancheng Li

In recent years, dynamic vision sensors (DVS), also known as event-based cameras or neuromorphic sensors, have seen increased use due to various advantages over conventional frame-based cameras. Using principles inspired by the retina, its…

Computer Vision and Pattern Recognition · Computer Science 2018-03-15 Nicholas F. Y. Chen

Monocular visual odometry (VO) suffers severely from error accumulation during frame-to-frame pose estimation. In this paper, we present a self-supervised learning method for VO with special consideration for consistency over longer…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Yuliang Zou , Pan Ji , Quoc-Huy Tran , Jia-Bin Huang , Manmohan Chandraker

The technology for Visual Odometry (VO) that estimates the position and orientation of the moving object through analyzing the image sequences captured by on-board cameras, has been well investigated with the rising interest in autonomous…

Computer Vision and Pattern Recognition · Computer Science 2021-05-21 Ran Zhu , Mingkun Yang , Wang Liu , Rujun Song , Bo Yan , Zhuoling Xiao

Scene flow is the dense 3D reconstruction of motion and geometry of a scene. Most state-of-the-art methods use a pair of stereo images as input for full scene reconstruction. These methods depend a lot on the quality of the RGB images and…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Rishav , Ramy Battrawy , René Schuster , Oliver Wasenmüller , Didier Stricker

For event cameras, current sparse geometric solvers for egomotion estimation assume that the rotational displacements are known, such as those provided by an IMU. Thus, they can only recover the translational motion parameters. Recovering…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Ji Zhao , Banglei Guan , Zibin Liu , Laurent Kneip

Pretraining egocentric vision-language models has become essential to improving downstream egocentric video-text tasks. These egocentric foundation models commonly use the transformer architecture. The memory footprint of these models…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Hector A. Valdez , Kyle Min , Subarna Tripathi

Unsupervised monocular depth estimation techniques have demonstrated encouraging results but typically assume that the scene is static. These techniques suffer when trained on dynamical scenes, where apparent object motion can equally be…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Yihong Sun , Bharath Hariharan

Visual odometry networks commonly use pretrained optical flow networks in order to derive the ego-motion between consecutive frames. The features extracted by these networks represent the motion of all the pixels between frames. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-11-18 Hamed Damirchi , Rooholla Khorrambakht , Hamid D. Taghirad

This paper proposes a self-supervised monocular image-to-depth prediction framework that is trained with an end-to-end photometric loss that handles not only 6-DOF camera motion but also 6-DOF moving object instances. Self-supervision is…

Computer Vision and Pattern Recognition · Computer Science 2022-08-10 Houssem Boulahbal , Adrian Voicila , Andrew Comport

We present an end-to-end joint training framework that explicitly models 6-DoF motion of multiple dynamic objects, ego-motion and depth in a monocular camera setup without supervision. Our technical contributions are three-fold. First, we…

Computer Vision and Pattern Recognition · Computer Science 2021-02-05 Seokju Lee , Sunghoon Im , Stephen Lin , In So Kweon

Egocentric 3D human pose estimation with a single head-mounted fisheye camera has recently attracted attention due to its numerous applications in virtual and augmented reality. Existing methods still struggle in challenging poses where the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Jian Wang , Lingjie Liu , Weipeng Xu , Kripasindhu Sarkar , Diogo Luvizon , Christian Theobalt

Making predictions of future frames is a critical challenge in autonomous driving research. Most of the existing methods for video prediction attempt to generate future frames in simple and fixed scenes. In this paper, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2018-06-01 Henglai Wei , Xiaochuan Yin , Penghong Lin

Unsupervised learning for monocular camera motion and 3D scene understanding has gained popularity over traditional methods, relying on epipolar geometry or non-linear optimization. Notably, deep learning can overcome many issues of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Claudio Cimarelli , Hriday Bavle , Jose Luis Sanchez-Lopez , Holger Voos