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相关论文: Self-Supervised Light Field Depth Estimation Using…

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The dense depth estimation of a 3D scene has numerous applications, mainly in robotics and surveillance. LiDAR and radar sensors are the hardware solution for real-time depth estimation, but these sensors produce sparse depth maps and are…

计算机视觉与模式识别 · 计算机科学 2021-03-02 Alwyn Mathew , Aditya Prakash Patra , Jimson Mathew

Contemporary Low-Light Image Enhancement (LLIE) techniques have made notable advancements in preserving image details and enhancing contrast, achieving commendable results on specific datasets. Nevertheless, these approaches encounter…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Xiaofeng Liu , Jiaxin Gao , Xin Fan , Risheng Liu

We present three multi-scale similarity learning architectures, or DeepSim networks. These models learn pixel-level matching with a contrastive loss and are agnostic to the geometry of the considered scene. We establish a middle ground…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Mohamed Ali Chebbi , Ewelina Rupnik , Marc Pierrot-Deseilligny , Paul Lopes

Light field disparity estimation is an essential task in computer vision with various applications. Although supervised learning-based methods have achieved both higher accuracy and efficiency than traditional optimization-based methods,…

计算机视觉与模式识别 · 计算机科学 2022-04-01 Peng Li , Jiayin Zhao , Jingyao Wu , Chao Deng , Haoqian Wang , Tao Yu

Due to difficulties in acquiring ground truth depth of equirectangular (360) images, the quality and quantity of equirectangular depth data today is insufficient to represent the various scenes in the world. Therefore, 360 depth estimation…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Ilwi Yun , Hyuk-Jae Lee , Chae Eun Rhee

In the recent years, many methods demonstrated the ability of neural networks to learn depth and pose changes in a sequence of images, using only self-supervision as the training signal. Whilst the networks achieve good performance, the…

计算机视觉与模式识别 · 计算机科学 2021-10-14 Robert McCraith , Lukas Neumann , Andrea Vedaldi

Nighttime stereo depth estimation is still challenging, as assumptions associated with daytime lighting conditions do not hold any longer. Nighttime is not only about low-light and dense noise, but also about glow/glare, flares, non-uniform…

计算机视觉与模式识别 · 计算机科学 2020-10-12 Aashish Sharma , Lionel Heng , Loong-Fah Cheong , Robby T. Tan

Depth estimation is a fundamental problem for light field photography applications. Numerous methods have been proposed in recent years, which either focus on crafting cost terms for more robust matching, or on analyzing the geometry of…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Jie Chen , Junhui Hou , Yun Ni , Lap-Pui Chau

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

Event cameras are novel bio-inspired vision sensors that output pixel-level intensity changes in microsecond accuracy with a high dynamic range and low power consumption. Despite these advantages, event cameras cannot be directly applied to…

计算机视觉与模式识别 · 计算机科学 2022-11-02 Jinjin Gu , Jinan Zhou , Ringo Sai Wo Chu , Yan Chen , Jiawei Zhang , Xuanye Cheng , Song Zhang , Jimmy S. Ren

360{\deg} images are widely available over the last few years. This paper proposes a new technique for single 360{\deg} image depth prediction under open environments. Depth prediction from a 360{\deg} single image is not easy for two…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Yuya Hasegawa , Ikehata Satoshi , Kiyoharu Aizawa

Monocular depth estimation plays a fundamental role in computer vision. Due to the costly acquisition of depth ground truth, self-supervised methods that leverage adjacent frames to establish a supervisory signal have emerged as the most…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Zhong Liu , Ran Li , Shuwei Shao , Xingming Wu , Weihai Chen

Deep learning based methods have achieved remarkable success in image restoration and enhancement, but most such methods rely on RGB input images. These methods fail to take into account the rich spectral distribution of natural images. We…

图像与视频处理 · 电气工程与系统科学 2021-02-11 Harsh Sinha , Aditya Mehta , Murari Mandal , Pratik Narang

In this paper, we propose a self-supervised single-view pixel-level accurate depth estimation network, called PLADE-Net. The PLADE-Net is the first work that shows unprecedented accuracy levels, exceeding 95\% in terms of the $\delta^1$…

计算机视觉与模式识别 · 计算机科学 2021-03-15 Juan Luis Gonzalez Bello , Munchurl Kim

We present a method to estimate dense depth by optimizing a sparse set of points such that their diffusion into a depth map minimizes a multi-view reprojection error from RGB supervision. We optimize point positions, depths, and weights…

计算机视觉与模式识别 · 计算机科学 2021-06-30 Numair Khan , Min H. Kim , James Tompkin

Depth estimation is a critical topic for robotics and vision-related tasks. In monocular depth estimation, in comparison with supervised learning that requires expensive ground truth labeling, self-supervised methods possess great potential…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Jinchang Zhang , Praveen Kumar Reddy , Xue-Iuan Wong , Yiannis Aloimonos , Guoyu Lu

Light field cameras and multi-camera arrays have emerged as promising solutions for accurately estimating depth by passively capturing light information. This is possible because the 3D information of a scene is embedded in the 4D light…

图像与视频处理 · 电气工程与系统科学 2025-05-15 Rui Lourenço , Lucas Thomaz , Eduardo A. B. Silva , Sergio M. M. Faria

We propose a learning-based depth from focus/defocus (DFF), which takes a focal stack as input for estimating scene depth. Defocus blur is a useful cue for depth estimation. However, the size of the blur depends on not only scene depth but…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Yuki Fujimura , Masaaki Iiyama , Takuya Funatomi , Yasuhiro Mukaigawa

Depth estimation is one of the key technologies in some fields such as autonomous driving and robot navigation. However, the traditional method of using a single sensor is inevitably limited by the performance of the sensor. Therefore, a…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Guangyao Xu , Junfeng Fan , En Li , Xiaoyu Long , Rui Guo

Running time of the light field depth estimation algorithms is typically high. This assessment is based on the computational complexity of existing methods and the large amounts of data involved. The aim of our work is to develop a simple…

计算机视觉与模式识别 · 计算机科学 2019-08-01 Yuriy Anisimov , Oliver Wasenmüller , Didier Stricker