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Depth estimation under adverse conditions remains a significant challenge. Recently, multi-spectral depth estimation, which integrates both visible light and thermal images, has shown promise in addressing this issue. However, existing…

计算机视觉与模式识别 · 计算机科学 2024-11-07 Zihan Qin , Jialei Xu , Wenbo Zhao , Junjun Jiang , Xianming Liu

Monocular depth estimation is an important step in many downstream tasks in machine vision. We address the topic of estimating monocular depth from defocus blur which can yield more accurate results than the semantic based depth estimation…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Lahiru Wijayasingha , Homa Alemzadeh , John A. Stankovic

Depth estimation is a fundamental task in 3D computer vision, crucial for applications such as 3D reconstruction, free-viewpoint rendering, robotics, autonomous driving, and AR/VR technologies. Traditional methods relying on hardware…

计算机视觉与模式识别 · 计算机科学 2025-10-23 Zhen Xu , Hongyu Zhou , Sida Peng , Haotong Lin , Haoyu Guo , Jiahao Shao , Peishan Yang , Qinglin Yang , Sheng Miao , Xingyi He , Yifan Wang , Yue Wang , Ruizhen Hu , Yiyi Liao , Xiaowei Zhou , Hujun Bao

Depth from focus (DFF) is one of the classical ill-posed inverse problems in computer vision. Most approaches recover the depth at each pixel based on the focal setting which exhibits maximal sharpness. Yet, it is not obvious how to…

计算机视觉与模式识别 · 计算机科学 2018-10-30 Caner Hazirbas , Sebastian Georg Soyer , Maximilian Christian Staab , Laura Leal-Taixé , Daniel Cremers

Optical imaging systems are generally limited by the depth of field because of the nature of the optics. Therefore, extending depth of field (EDoF) is a fundamental task for meeting the requirements of emerging visual applications. To solve…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Zhilong Li , Kejun Wu , Qiong Liu , You Yang

Depth sensing is a critical component of autonomous driving technologies, but today's LiDAR- or stereo camera-based solutions have limited range. We seek to increase the maximum range of self-driving vehicles' depth perception modules for…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Kai Zhang , Jiaxin Xie , Noah Snavely , Qifeng Chen

In this paper we propose FastViDAR, a novel framework that takes four fisheye camera inputs and produces a full $360^\circ$ depth map along with per-camera depth, fusion depth, and confidence estimates. Our main contributions are: (1) We…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Hangtian Zhao , Xiang Chen , Yizhe Li , Qianhao Wang , Haibo Lu , Fei Gao

Estimating the relative depth of a scene is a significant step towards understanding the general structure of the depicted scenery, the relations of entities in the scene and their interactions. When faced with the task of estimating depth…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Mohammad Mahdi Haji-Esmaeili , Gholamali Montazer

Monocular depth estimation is scale-ambiguous, and thus requires scale supervision to produce metric predictions. Even so, the resulting models will be geometry-specific, with learned scales that cannot be directly transferred across…

计算机视觉与模式识别 · 计算机科学 2023-07-03 Vitor Guizilini , Igor Vasiljevic , Dian Chen , Rares Ambrus , Adrien Gaidon

This paper addresses the problem of single image depth estimation (SIDE), focusing on improving the quality of deep neural network predictions. In a supervised learning scenario, the quality of predictions is intrinsically related to the…

计算机视觉与模式识别 · 计算机科学 2020-02-10 Nícolas Rosa , Vitor Guizilini , Valdir Grassi

Depth-from-Focus (DFF) enables precise depth estimation by analyzing focus cues across a stack of images captured at varying focal lengths. While recent learning-based approaches have advanced this field, they often struggle in complex…

计算机视觉与模式识别 · 计算机科学 2025-09-29 Sungmin Woo , Sangyoun Lee

Spherical cameras capture scenes in a holistic manner and have been used for room layout estimation. Recently, with the availability of appropriate datasets, there has also been progress in depth estimation from a single omnidirectional…

计算机视觉与模式识别 · 计算机科学 2022-06-24 Nikolaos Zioulis , Federico Alvarez , Dimitrios Zarpalas , Petros Daras

In this paper, we propose a visual-inertial framework able to efficiently estimate the camera poses of a non-rigid trinocular baseline for long-range depth estimation on-board a fast moving aerial platform. The estimation of the…

机器人学 · 计算机科学 2019-08-26 Timo Hinzmann , Cesar Cadena , Juan Nieto , Roland Siegwart

Recent camera-based 3D object detection is limited by the precision of transforming from image to 3D feature spaces, as well as the accuracy of object localization within the 3D space. This paper aims to address such a fundamental problem…

计算机视觉与模式识别 · 计算机科学 2024-02-08 Chaoqun Wang , Yiran Qin , Zijian Kang , Ningning Ma , Ruimao Zhang

The task of synthesizing novel views from a single image has useful applications in virtual reality and mobile computing, and a number of approaches to the problem have been proposed in recent years. A Multiplane Image (MPI) estimates the…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Numair Khan , Douglas Lanman , Lei Xiao

We propose a method for depth estimation under different illumination conditions, i.e., day and night time. As photometry is uninformative in regions under low-illumination, we tackle the problem through a multi-sensor fusion approach,…

In this work, we enhance a professional end-to-end volumetric video production pipeline to achieve high-fidelity human body reconstruction using only passive cameras. While current volumetric video approaches estimate depth maps using…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Decai Chen , Markus Worchel , Ingo Feldmann , Oliver Schreer , Peter Eisert

While a traditional camera only captures one point of view of a scene, a plenoptic or light-field camera, is able to capture spatial and angular information in a single snapshot, enabling depth estimation from a single acquisition. In this…

图像与视频处理 · 电气工程与系统科学 2023-08-09 Mathieu Labussière , Céline Teulière , Omar Ait-Aider

While conventional depth estimation can infer the geometry of a scene from a single RGB image, it fails to estimate scene regions that are occluded by foreground objects. This limits the use of depth prediction in augmented and virtual…

计算机视觉与模式识别 · 计算机科学 2019-05-09 Helisa Dhamo , Keisuke Tateno , Iro Laina , Nassir Navab , Federico Tombari

Unsupervised deep learning methods have shown promising performance for single-image depth estimation. Since most of these methods use binocular stereo pairs for self-supervision, the depth range is generally limited. Small-baseline stereo…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Saad Imran , Muhammad Umar Karim Khan , Sikander Bin Mukarram , Chong-Min Kyung