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Monocular 3D object detection aims to locate objects in different scenes with just a single image. Due to the absence of depth information, several monocular 3D detection techniques have emerged that rely on auxiliary depth maps from the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Xianhui Cheng , Shoumeng Qiu , Zhikang Zou , Jian Pu , Xiangyang Xue

We present a novel unsupervised learning framework for single view depth estimation using monocular videos. It is well known in 3D vision that enlarging the baseline can increase the depth estimation accuracy, and jointly optimizing a set…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 Lipu Zhou , Jiamin Ye , Montiel Abello , Shengze Wang , Michael Kaess

Inferring the depth of images is a fundamental inverse problem within the field of Computer Vision since depth information is obtained through 2D images, which can be generated from infinite possibilities of observed real scenes. Benefiting…

Computer Vision and Pattern Recognition · Computer Science 2021-01-01 Raul de Queiroz Mendes , Eduardo Godinho Ribeiro , Nicolas dos Santos Rosa , Valdir Grassi

Self-supervised learning is showing great promise for monocular depth estimation, using geometry as the only source of supervision. Depth networks are indeed capable of learning representations that relate visual appearance to 3D properties…

Computer Vision and Pattern Recognition · Computer Science 2020-02-28 Vitor Guizilini , Rui Hou , Jie Li , Rares Ambrus , Adrien Gaidon

Self-supervised monocular depth estimation, aiming to learn scene depths from single images in a self-supervised manner, has received much attention recently. In spite of recent efforts in this field, how to learn accurate scene depths and…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Zhengming Zhou , Qiulei Dong

Monocular 3D object detection is a crucial and challenging task for autonomous driving vehicle, while it uses only a single camera image to infer 3D objects in the scene. To address the difficulty of predicting depth using only pictorial…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Jia-Quan Yu , Soo-Chang Pei

We propose a novel algorithm for monocular depth estimation that decomposes a metric depth map into a normalized depth map and scale features. The proposed network is composed of a shared encoder and three decoders, called G-Net, N-Net, and…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Jinyoung Jun , Jae-Han Lee , Chul Lee , Chang-Su Kim

Monocular Depth Estimation is usually treated as a supervised and regression problem when it actually is very similar to semantic segmentation task since they both are fundamentally pixel-level classification tasks. We applied depth…

Computer Vision and Pattern Recognition · Computer Science 2019-10-24 Azeez Oluwafemi , Yang Zou , B. V. K. Vijaya Kumar

Recent work has shown that CNN-based depth and ego-motion estimators can be learned using unlabelled monocular videos. However, the performance is limited by unidentified moving objects that violate the underlying static scene assumption in…

Computer Vision and Pattern Recognition · Computer Science 2019-10-04 Jia-Wang Bian , Zhichao Li , Naiyan Wang , Huangying Zhan , Chunhua Shen , Ming-Ming Cheng , Ian Reid

We propose GeoNet, a jointly unsupervised learning framework for monocular depth, optical flow and ego-motion estimation from videos. The three components are coupled by the nature of 3D scene geometry, jointly learned by our framework in…

Computer Vision and Pattern Recognition · Computer Science 2018-03-13 Zhichao Yin , Jianping Shi

Deep learning techniques have enabled rapid progress in monocular depth estimation, but their quality is limited by the ill-posed nature of the problem and the scarcity of high quality datasets. We estimate depth from a single camera by…

Computer Vision and Pattern Recognition · Computer Science 2019-08-15 Rahul Garg , Neal Wadhwa , Sameer Ansari , Jonathan T. Barron

Monocular cameras are extensively employed in indoor robotics, but their performance is limited in visual odometry, depth estimation, and related applications due to the absence of scale information.Depth estimation refers to the process of…

Robotics · Computer Science 2023-09-15 Yehao Liu , Ruoyan Xia , Xiaosu Xu , Zijian Wang , Yiqing Ya , Mingze Fan

Estimating the distance to objects is crucial for autonomous vehicles when using depth sensors is not possible. In this case, the distance has to be estimated from on-board mounted RGB cameras, which is a complex task especially in…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Michaël Fonder , Damien Ernst , Marc Van Droogenbroeck

Monocular 3D object detection has attracted widespread attention due to its potential to accurately obtain object 3D localization from a single image at a low cost. Depth estimation is an essential but challenging subtask of monocular 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Longfei Yan , Pei Yan , Shengzhou Xiong , Xuanyu Xiang , Yihua Tan

Monocular 3D object detection, with the aim of predicting the geometric properties of on-road objects, is a promising research topic for the intelligent perception systems of autonomous driving. Most state-of-the-art methods follow a…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Tianze Gao , Huihui Pan , Huijun Gao

Depth estimation from single monocular images is a key component of scene understanding and has benefited largely from deep convolutional neural networks (CNN) recently. In this article, we take advantage of the recent deep residual…

Computer Vision and Pattern Recognition · Computer Science 2017-08-14 Yuanzhouhan Cao , Zifeng Wu , Chunhua Shen

Monocular 3D object detection has long been a challenging task in autonomous driving. Most existing methods follow conventional 2D detectors to first localize object centers, and then predict 3D attributes by neighboring features. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Renrui Zhang , Han Qiu , Tai Wang , Ziyu Guo , Yiwen Tang , Xuanzhuo Xu , Ziteng Cui , Yu Qiao , Peng Gao , Hongsheng Li

Depth estimation is an active area of research in the field of computer vision, and has garnered significant interest due to its rising demand in a large number of applications ranging from robotics and unmanned aerial vehicles to…

Computer Vision and Pattern Recognition · Computer Science 2020-04-20 Linda Wang , Mahmoud Famouri , Alexander Wong

While expensive LiDAR and stereo camera rigs have enabled the development of successful 3D object detection methods, monocular RGB-only approaches lag much behind. This work advances the state of the art by introducing MoVi-3D, a novel,…

Computer Vision and Pattern Recognition · Computer Science 2020-04-03 Andrea Simonelli , Samuel Rota Bulò , Lorenzo Porzi , Elisa Ricci , Peter Kontschieder

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…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Dongseok Shim , H. Jin Kim
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