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Despite recent improvement of supervised monocular depth estimation, the lack of high quality pixel-wise ground truth annotations has become a major hurdle for further progress. In this work, we propose a new unsupervised depth estimation…

计算机视觉与模式识别 · 计算机科学 2021-10-25 Huan Liu , Junsong Yuan , Chen Wang , Jun Chen

In monocular depth estimation, disturbances in the image context, like moving objects or reflecting materials, can easily lead to erroneous predictions. For that reason, uncertainty estimates for each pixel are necessary, in particular for…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Julia Hornauer , Vasileios Belagiannis

Unsupervised learning of depth and ego-motion from unlabelled monocular videos has recently drawn great attention, which avoids the use of expensive ground truth in the supervised one. It achieves this by using the photometric errors…

计算机视觉与模式识别 · 计算机科学 2020-11-23 Hualie Jiang , Laiyan Ding , Zhenglong Sun , Rui Huang

In this study, we address the challenge of 3D scene structure recovery from monocular depth estimation. While traditional depth estimation methods leverage labeled datasets to directly predict absolute depth, recent advancements advocate…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Chi Zhang , Wei Yin , Gang Yu , Zhibin Wang , Tao Chen , Bin Fu , Joey Tianyi Zhou , Chunhua Shen

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…

计算机视觉与模式识别 · 计算机科学 2022-02-21 Noriaki Hirose , Kosuke Tahara

We consider the problem of depth estimation from a single monocular image in this work. It is a challenging task as no reliable depth cues are available, e.g., stereo correspondences, motions, etc. Previous efforts have been focusing on…

计算机视觉与模式识别 · 计算机科学 2015-10-01 Fayao Liu , Chunhua Shen , Guosheng Lin

We present a self-supervised learning framework to estimate the individual object motion and monocular depth from video. We model the object motion as a 6 degree-of-freedom rigid-body transformation. The instance segmentation mask is…

计算机视觉与模式识别 · 计算机科学 2020-05-14 Qi Dai , Vaishakh Patil , Simon Hecker , Dengxin Dai , Luc Van Gool , Konrad Schindler

Depth estimation provides essential information to perform autonomous driving and driver assistance. Especially, Monocular Depth Estimation is interesting from a practical point of view, since using a single camera is cheaper than many…

计算机视觉与模式识别 · 计算机科学 2018-09-13 Akhil Gurram , Onay Urfalioglu , Ibrahim Halfaoui , Fahd Bouzaraa , Antonio M. Lopez

Depth information is important for autonomous systems to perceive environments and estimate their own state. Traditional depth estimation methods, like structure from motion and stereo vision matching, are built on feature correspondences…

计算机视觉与模式识别 · 计算机科学 2020-07-06 Chaoqiang Zhao , Qiyu Sun , Chongzhen Zhang , Yang Tang , Feng Qian

Self-supervised monocular depth estimation is an attractive solution that does not require hard-to-source depth labels for training. Convolutional neural networks (CNNs) have recently achieved great success in this task. However, their…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Chaoqiang Zhao , Youmin Zhang , Matteo Poggi , Fabio Tosi , Xianda Guo , Zheng Zhu , Guan Huang , Yang Tang , Stefano Mattoccia

As a flexible passive 3D sensing means, unsupervised learning of depth from monocular videos is becoming an important research topic. It utilizes the photometric errors between the target view and the synthesized views from its adjacent…

计算机视觉与模式识别 · 计算机科学 2021-08-31 Hualie Jiang , Laiyan Ding , Zhenglong Sun , Rui Huang

Monocular depth estimation, similar to other image-based tasks, is prone to erroneous predictions due to ambiguities in the image, for example, caused by dynamic objects or shadows. For this reason, pixel-wise uncertainty assessment is…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Julia Hornauer , Amir El-Ghoussani , Vasileios Belagiannis

We introduce a convolutional neural network model for unsupervised learning of depth and ego-motion from cylindrical panoramic video. Panoramic depth estimation is an important technology for applications such as virtual reality, 3D…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Alisha Sharma , Jonathan Ventura

Monocular depth estimation is a crucial task to measure distance relative to a camera, which is important for applications, such as robot navigation and self-driving. Traditional frame-based methods suffer from performance drops due to the…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Tianbo Pan , Zidong Cao , Lin Wang

In this paper we formulate structure from motion as a learning problem. We train a convolutional network end-to-end to compute depth and camera motion from successive, unconstrained image pairs. The architecture is composed of multiple…

计算机视觉与模式识别 · 计算机科学 2018-01-18 Benjamin Ummenhofer , Huizhong Zhou , Jonas Uhrig , Nikolaus Mayer , Eddy Ilg , Alexey Dosovitskiy , Thomas Brox

Self-supervised methods have showed promising results on depth estimation task. However, previous methods estimate the target depth map and camera ego-motion simultaneously, underusing multi-frame correlation information and ignoring the…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Songchun Zhang , Chunhui Zhao

This paper introduces an unsupervised framework to extract semantically rich features for video representation. Inspired by how the human visual system groups objects based on motion cues, we propose a deep convolutional neural network that…

计算机视觉与模式识别 · 计算机科学 2017-07-18 Xunyu Lin , Victor Campos , Xavier Giro-i-Nieto , Jordi Torres , Cristian Canton Ferrer

3D understanding and rendering of moving humans from monocular videos is a challenging task. Despite recent progress, the task remains difficult in real-world scenarios, where obstacles may block the camera view and cause partial occlusions…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Tiange Xiang , Adam Sun , Jiajun Wu , Ehsan Adeli , Li Fei-Fei

We present a fully data-driven method to compute depth from diverse monocular video sequences that contain large amounts of non-rigid objects, e.g., people. In order to learn reconstruction cues for non-rigid scenes, we introduce a new…

计算机视觉与模式识别 · 计算机科学 2019-04-26 Chaoyang Wang , Simon Lucey , Federico Perazzi , Oliver Wang

Obtaining accurate depth measurements out of a single image represents a fascinating solution to 3D sensing. CNNs led to considerable improvements in this field, and recent trends replaced the need for ground-truth labels with…

计算机视觉与模式识别 · 计算机科学 2018-08-07 Matteo Poggi , Fabio Tosi , Stefano Mattoccia