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Despite significant progress in monocular depth estimation in the wild, recent state-of-the-art methods cannot be used to recover accurate 3D scene shape due to an unknown depth shift induced by shift-invariant reconstruction losses used in…

Computer Vision and Pattern Recognition · Computer Science 2020-12-18 Wei Yin , Jianming Zhang , Oliver Wang , Simon Niklaus , Long Mai , Simon Chen , Chunhua Shen

In classical computer vision, rectification is an integral part of multi-view depth estimation. It typically includes epipolar rectification and lens distortion correction. This process simplifies the depth estimation significantly, and…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Varun Ravi Kumar , Senthil Yogamani , Markus Bach , Christian Witt , Stefan Milz , Patrick Mader

Although cameras are ubiquitous, robotic platforms typically rely on active sensors like LiDAR for direct 3D perception. In this work, we propose a novel self-supervised monocular depth estimation method combining geometry with a new deep…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Vitor Guizilini , Rares Ambrus , Sudeep Pillai , Allan Raventos , Adrien Gaidon

We propose SfM-Net, a geometry-aware neural network for motion estimation in videos that decomposes frame-to-frame pixel motion in terms of scene and object depth, camera motion and 3D object rotations and translations. Given a sequence of…

Computer Vision and Pattern Recognition · Computer Science 2017-04-26 Sudheendra Vijayanarasimhan , Susanna Ricco , Cordelia Schmid , Rahul Sukthankar , Katerina Fragkiadaki

Depth and ego-motion estimations are essential for the localization and navigation of autonomous robots and autonomous driving. Recent studies make it possible to learn the per-pixel depth and ego-motion from the unlabeled monocular video.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Guangming Wang , Jiquan Zhong , Shijie Zhao , Wenhua Wu , Zhe Liu , Hesheng Wang

Understanding the dynamics of generic 3D scenes is fundamentally challenging in computer vision, essential in enhancing applications related to scene reconstruction, motion tracking, and avatar creation. In this work, we address the task as…

Computer Vision and Pattern Recognition · Computer Science 2024-06-07 Yan Zhang , Sergey Prokudin , Marko Mihajlovic , Qianli Ma , Siyu Tang

Recently, deep-learning-based approaches have been widely studied for deformable image registration task. However, most efforts directly map the composite image representation to spatial transformation through the convolutional neural…

Image and Video Processing · Electrical Eng. & Systems 2022-07-08 Jiashun Chen , Donghuan Lu , Yu Zhang , Dong Wei , Munan Ning , Xinyu Shi , Zhe Xu , Yefeng Zheng

We present a novel method to train machine learning algorithms to estimate scene depths from a single image, by using the information provided by a camera's aperture as supervision. Prior works use a depth sensor's outputs or images of the…

Computer Vision and Pattern Recognition · Computer Science 2018-03-30 Pratul P. Srinivasan , Rahul Garg , Neal Wadhwa , Ren Ng , Jonathan T. Barron

Learning to predict scene depth and camera motion from RGB inputs only is a challenging task. Most existing learning based methods deal with this task in a supervised manner which require ground-truth data that is expensive to acquire. More…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Yunxiao Shi , Jing Zhu , Yi Fang , Kuochin Lien , Junli Gu

Depth-from-defocus (DFD), modeling the relationship between depth and defocus pattern in images, has demonstrated promising performance in depth estimation. Recently, several self-supervised works try to overcome the difficulties in…

Image and Video Processing · Electrical Eng. & Systems 2023-03-28 Haozhe Si , Bin Zhao , Dong Wang , Yunpeng Gao , Mulin Chen , Zhigang Wang , Xuelong Li

Accurate monocular depth estimation is crucial for 3D scene understanding, but existing methods often blur depth at object boundaries, introducing spurious intermediate 3D points. While achieving sharp edges usually requires very…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Aurélien Cecille , Stefan Duffner , Franck Davoine , Rémi Agier , Thibault Neveu

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

Solving depth estimation with monocular cameras enables the possibility of widespread use of cameras as low-cost depth estimation sensors in applications such as autonomous driving and robotics. However, learning such a scalable depth…

Computer Vision and Pattern Recognition · Computer Science 2020-07-30 Bin Cheng , Inderjot Singh Saggu , Raunak Shah , Gaurav Bansal , Dinesh Bharadia

As 360{\deg} cameras become prevalent in many autonomous systems (e.g., self-driving cars and drones), efficient 360{\deg} perception becomes more and more important. We propose a novel self-supervised learning approach for predicting the…

Computer Vision and Pattern Recognition · Computer Science 2018-11-14 Fu-En Wang , Hou-Ning Hu , Hsien-Tzu Cheng , Juan-Ting Lin , Shang-Ta Yang , Meng-Li Shih , Hung-Kuo Chu , Min Sun

We tackle the problem of automatically reconstructing a complete 3D model of a scene from a single RGB image. This challenging task requires inferring the shape of both visible and occluded surfaces. Our approach utilizes viewer-centered,…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Daeyun Shin , Zhile Ren , Erik B. Sudderth , Charless C. Fowlkes

Data-driven modeling of human motions is ubiquitous in computer graphics and computer vision applications, such as synthesizing realistic motions or recognizing actions. Recent research has shown that such problems can be approached by…

Graphics · Computer Science 2019-08-21 He Wang , Edmond S. L. Ho , Hubert P. H. Shum , Zhanxing Zhu

In recent years, deep neural networks showed their exceeding capabilities in addressing many computer vision tasks including scene flow prediction. However, most of the advances are dependent on the availability of a vast amount of dense…

Computer Vision and Pattern Recognition · Computer Science 2022-07-01 Katharina Bendig , René Schuster , Didier Stricker

Existing methods for video interpolation heavily rely on deep convolution neural networks, and thus suffer from their intrinsic limitations, such as content-agnostic kernel weights and restricted receptive field. To address these issues, we…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Zhihao Shi , Xiangyu Xu , Xiaohong Liu , Jun Chen , Ming-Hsuan Yang

We present a generalised self-supervised learning approach for monocular estimation of the real depth across scenes with diverse depth ranges from 1--100s of meters. Existing supervised methods for monocular depth estimation require…

Computer Vision and Pattern Recognition · Computer Science 2020-04-15 Mertalp Ocal , Armin Mustafa

Monocular depth estimation is known as an ill-posed task in which objects in a 2D image usually do not contain sufficient information to predict their depth. Thus, it acts differently from other tasks (e.g., classification and segmentation)…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Wencheng Han , Junbo Yin , Jianbing Shen