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Self-supervised deep learning methods have leveraged stereo images for training monocular depth estimation. Although these methods show strong results on outdoor datasets such as KITTI, they do not match performance of supervised methods on…

计算机视觉与模式识别 · 计算机科学 2021-06-28 Benjamin Keltjens , Tom van Dijk , Guido de Croon

High resolution depth-maps, obtained by upsampling sparse range data from a 3D-LIDAR, find applications in many fields ranging from sensory perception to semantic segmentation and object detection. Upsampling is often based on combining…

计算机视觉与模式识别 · 计算机科学 2016-06-20 C. Premebida , L. Garrote , A. Asvadi , A. Pedro Ribeiro , U. Nunes

Depth completion is a crucial task in autonomous driving, aiming to convert a sparse depth map into a dense depth prediction. Due to its potentially rich semantic information, RGB image is commonly fused to enhance the completion effect.…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Moyun Liu , Bing Chen , Youping Chen , Jingming Xie , Lei Yao , Yang Zhang , Joey Tianyi Zhou

Depth completion aims to recover dense depth maps from sparse depth measurements. It is of increasing importance for autonomous driving and draws increasing attention from the vision community. Most of existing methods directly train a…

计算机视觉与模式识别 · 计算机科学 2019-10-16 Yan Xu , Xinge Zhu , Jianping Shi , Guofeng Zhang , Hujun Bao , Hongsheng Li

Recent advances in end-to-end unsupervised learning has significantly improved the performance of monocular depth prediction and alleviated the requirement of ground truth depth. Although a plethora of work has been done in enforcing…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Vinay Kaushik , Brejesh Lall

This paper is concerned with applications of the theory of approximation and interpolation based on compensated convex transforms developed in [K. Zhang, E. Crooks, A. Orlando, Compensated convexity methods for approximations and…

度量几何 · 数学 2018-09-11 Kewei Zhang , Elaine Crooks , Antonio Orlando

Depth completion aims at predicting dense pixel-wise depth from an extremely sparse map captured from a depth sensor, e.g., LiDARs. It plays an essential role in various applications such as autonomous driving, 3D reconstruction, augmented…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Junjie Hu , Chenyu Bao , Mete Ozay , Chenyou Fan , Qing Gao , Honghai Liu , Tin Lun Lam

Depth from a monocular video can enable billions of devices and robots with a single camera to see the world in 3D. In this paper, we present an approach with a differentiable flow-to-depth layer for video depth estimation. The model…

计算机视觉与模式识别 · 计算机科学 2020-03-04 Jiaxin Xie , Chenyang Lei , Zhuwen Li , Li Erran Li , Qifeng Chen

Immersed boundary methods are high-order accurate computational tools used to model geometrically complex problems in computational mechanics. While traditional finite element methods require the construction of high-quality boundary-fitted…

数值分析 · 数学 2024-02-27 Jennifer E. Fromm , Nils Wunsch , Kurt Maute , John A. Evans , Jiun-Shyan Chen

This contribution introduces a novel signal extrapolation algorithm and its application to image error concealment. The signal extrapolation is carried out by iteratively generating a model of the signal suffering from distortion. Thereby,…

图像与视频处理 · 电气工程与系统科学 2022-07-15 Jürgen Seiler , André Kaup

Depth completion, the technique of estimating a dense depth image from sparse depth measurements, has a variety of applications in robotics and autonomous driving. However, depth completion faces 3 main challenges: the irregularly spaced…

计算机视觉与模式识别 · 计算机科学 2018-07-04 Fangchang Ma , Guilherme Venturelli Cavalheiro , Sertac Karaman

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…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Aurélien Cecille , Stefan Duffner , Franck Davoine , Rémi Agier , Thibault Neveu

Depth completion, aiming to predict dense depth maps from sparse depth measurements, plays a crucial role in many computer vision related applications. Deep learning approaches have demonstrated overwhelming success in this task. However,…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Yu Cai , Tianyu Shen , Shi-Sheng Huang , Hua Huang

Per-pixel ground-truth depth data is challenging to acquire at scale. To overcome this limitation, self-supervised learning has emerged as a promising alternative for training models to perform monocular depth estimation. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Clément Godard , Oisin Mac Aodha , Michael Firman , Gabriel Brostow

Depth completion is a pivotal challenge in computer vision, aiming at reconstructing the dense depth map from a sparse one, typically with a paired RGB image. Existing learning based models rely on carefully prepared but limited data,…

计算机视觉与模式识别 · 计算机科学 2025-08-08 Shenglun Chen , Xinzhu Ma , Hong Zhang , Haojie Li , Zhihui Wang

Existing scene understanding systems mainly focus on recognizing the visible parts of a scene, ignoring the intact appearance of physical objects in the real-world. Concurrently, image completion has aimed to create plausible appearance for…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Chuanxia Zheng , Duy-Son Dao , Guoxian Song , Tat-Jen Cham , Jianfei Cai

Depth completion is a long-standing challenge in computer vision, where classification-based methods have made tremendous progress in recent years. However, most existing classification-based methods rely on pre-defined pixel-shared and…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Chen Shenglun , Zhang Hong , Ma XinZhu , Wang Zhihui , Li Haojie

We describe a method to infer dense depth from camera motion and sparse depth as estimated using a visual-inertial odometry system. Unlike other scenarios using point clouds from lidar or structured light sensors, we have few hundreds to…

计算机视觉与模式识别 · 计算机科学 2021-07-22 Alex Wong , Xiaohan Fei , Stephanie Tsuei , Stefano Soatto

This paper describes a very efficient algorithm for image signal extrapolation. It can be used for various applications in image and video communication, e.g. the concealment of data corrupted by transmission errors or prediction in video…

图像与视频处理 · 电气工程与系统科学 2022-07-21 Jürgen Seiler , Katrin Meisinger , André Kaup

Depth completion is a popular research direction in the field of depth estimation. The fusion of color and depth features is the current critical challenge in this task, mainly due to the asymmetry between the rich scene details in color…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Xiaogang Jia , Songlei Jian , Yusong Tan , Yonggang Che , Wei Chen , Zhengfa Liang