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Self-supervised depth estimation for indoor environments is more challenging than its outdoor counterpart in at least the following two aspects: (i) the depth range of indoor sequences varies a lot across different frames, making it…

计算机视觉与模式识别 · 计算机科学 2021-07-29 Pan Ji , Runze Li , Bir Bhanu , Yi Xu

Unsupervised stereo matching has garnered significant attention for its independence from costly disparity annotations. Typical unsupervised methods rely on the multi-view consistency assumption for training networks, which suffer…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Chuang-Wei Liu , Mingjian Sun , Cairong Zhao , Hanli Wang , Alexander Dvorkovich , Rui Fan

We propose an unsupervised deep learning based method to estimate depth from focal stack camera images. On the NYU-v2 dataset, our method achieves much better depth estimation accuracy compared to single-image based methods.

图像与视频处理 · 电气工程与系统科学 2022-08-10 Zhengyu Huang , Weizhi Du , Theodore B. Norris

Depth estimation is a challenging task of 3D reconstruction to enhance the accuracy sensing of environment awareness. This work brings a new solution with a set of improvements, which increase the quantitative and qualitative understanding…

计算机视觉与模式识别 · 计算机科学 2021-12-14 Armin Masoumian , Hatem A. Rashwan , Saddam Abdulwahab , Julian Cristiano , Domenec Puig

UAVs have become an essential photogrammetric measurement as they are affordable, easily accessible and versatile. Aerial images captured from UAVs have applications in small and large scale texture mapping, 3D modelling, object detection…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Logambal Madhuanand , Francesco Nex , Michael Ying Yang

Single view depth estimation models can be trained from video footage using a self-supervised end-to-end approach with view synthesis as the supervisory signal. This is achieved with a framework that predicts depth and camera motion, with a…

计算机视觉与模式识别 · 计算机科学 2019-08-30 Maarten Schellevis

We propose a monocular depth estimator SC-Depth, which requires only unlabelled videos for training and enables the scale-consistent prediction at inference time. Our contributions include: (i) we propose a geometry consistency loss, which…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Jia-Wang Bian , Huangying Zhan , Naiyan Wang , Zhichao Li , Le Zhang , Chunhua Shen , Ming-Ming Cheng , Ian Reid

Depth Estimation has wide reaching applications in the field of Computer vision such as target tracking, augmented reality, and self-driving cars. The goal of Monocular Depth Estimation is to predict the depth map, given a 2D monocular RGB…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Mayank Poddar , Akash Mishra , Mohit Kewlani , Haoyang Pei

We propose D3VO as a novel framework for monocular visual odometry that exploits deep networks on three levels -- deep depth, pose and uncertainty estimation. We first propose a novel self-supervised monocular depth estimation network…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Nan Yang , Lukas von Stumberg , Rui Wang , Daniel Cremers

Estimating the motion of the camera together with the 3D structure of the scene from a monocular vision system is a complex task that often relies on the so-called scene rigidity assumption. When observing a dynamic environment, this…

计算机视觉与模式识别 · 计算机科学 2021-10-14 Seokju Lee , Francois Rameau , Fei Pan , In So Kweon

We propose a novel monocular visual odometry (VO) system called UnDeepVO in this paper. UnDeepVO is able to estimate the 6-DoF pose of a monocular camera and the depth of its view by using deep neural networks. There are two salient…

计算机视觉与模式识别 · 计算机科学 2018-02-22 Ruihao Li , Sen Wang , Zhiqiang Long , Dongbing Gu

Accurate monocular metric depth estimation (MMDE) is crucial to solving downstream tasks in 3D perception and modeling. However, the remarkable accuracy of recent MMDE methods is confined to their training domains. These methods fail to…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Luigi Piccinelli , Yung-Hsu Yang , Christos Sakaridis , Mattia Segu , Siyuan Li , Luc Van Gool , Fisher Yu

In recent years, unsupervised deep learning approaches have received significant attention to estimate the depth and visual odometry (VO) from unlabelled monocular image sequences. However, their performance is limited in challenging…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Yasin Almalioglu , Angel Santamaria-Navarro , Benjamin Morrell , Ali-akbar Agha-mohammadi

Estimating a depth map from a single RGB image has been investigated widely for localization, mapping, and 3-dimensional object detection. Recent studies on a single-view depth estimation are mostly based on deep Convolutional neural…

计算机视觉与模式识别 · 计算机科学 2021-03-18 Dongseok Shim , H. Jin Kim

Depth estimation is a crucial step for image-guided intervention in robotic surgery and laparoscopic imaging system. Since per-pixel depth ground truth is difficult to acquire for laparoscopic image data, it is rarely possible to apply…

计算机视觉与模式识别 · 计算机科学 2023-06-22 Baoru Huang , Jian-Qing Zheng , Anh Nguyen , Chi Xu , Ioannis Gkouzionis , Kunal Vyas , David Tuch , Stamatia Giannarou , Daniel S. Elson

In the recent years, many methods demonstrated the ability of neural networks to learn depth and pose changes in a sequence of images, using only self-supervision as the training signal. Whilst the networks achieve good performance, the…

计算机视觉与模式识别 · 计算机科学 2021-10-14 Robert McCraith , Lukas Neumann , Andrea Vedaldi

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…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Claudio Cimarelli , Hriday Bavle , Jose Luis Sanchez-Lopez , Holger Voos

As an agent moves through the world, the apparent motion of scene elements is (usually) inversely proportional to their depth. It is natural for a learning agent to associate image patterns with the magnitude of their displacement over…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Huaizu Jiang , Erik Learned-Miller , Gustav Larsson , Michael Maire , Greg Shakhnarovich

In this paper, we provide an improved version of UnDEMoN model for depth and ego motion estimation from monocular images. The improvement is achieved by combining the standard bi-linear sampler with a deep network based image sampling model…

计算机视觉与模式识别 · 计算机科学 2018-11-28 Madhu Babu , Swagat Kumar , Anima Majumder , Kaushik Das

We present an unsupervised learning framework for simultaneously training single-view depth prediction and optical flow estimation models using unlabeled video sequences. Existing unsupervised methods often exploit brightness constancy and…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Yuliang Zou , Zelun Luo , Jia-Bin Huang