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The estimation of depth in two-dimensional images has long been a challenging and extensively studied subject in computer vision. Recently, significant progress has been made with the emergence of Deep Learning-based approaches, which have…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Vasileios Arampatzakis , George Pavlidis , Kyriakos Pantoglou , Nikolaos Mitianoudis , Nikos Papamarkos

This paper addresses the problem of dense depth predictions from sparse distance sensor data and a single camera image on challenging weather conditions. This work explores the significance of different sensor modalities such as camera,…

Computer Vision and Pattern Recognition · Computer Science 2020-12-18 Sadique Adnan Siddiqui , Axel Vierling , Karsten Berns

In this paper, we address monocular depth estimation with deep neural networks. To enable training of deep monocular estimation models with various sources of datasets, state-of-the-art methods adopt image-level normalization strategies to…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Chi Zhang , Wei Yin , Zhibin Wang , Gang Yu , Bin Fu , Chunhua Shen

This paper presents an open and comprehensive framework to systematically evaluate state-of-the-art contributions to self-supervised monocular depth estimation. This includes pretraining, backbone, architectural design choices and loss…

Computer Vision and Pattern Recognition · Computer Science 2022-12-22 Jaime Spencer , Chris Russell , Simon Hadfield , Richard Bowden

A single color image can contain many cues informative towards different aspects of local geometric structure. We approach the problem of monocular depth estimation by using a neural network to produce a mid-level representation that…

Computer Vision and Pattern Recognition · Computer Science 2016-09-08 Ayan Chakrabarti , Jingyu Shao , Gregory Shakhnarovich

Estimating depth from RGB images can facilitate many computer vision tasks, such as indoor localization, height estimation, and simultaneous localization and mapping (SLAM). Recently, monocular depth estimation has obtained great progress…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Qing Li , Jiasong Zhu , Jun Liu , Rui Cao , Qingquan Li , Sen Jia , Guoping Qiu

Using a neural network architecture for depth map inference from monocular stabilized videos with application to UAV videos in rigid scenes, we propose a multi-range architecture for unconstrained UAV flight, leveraging flight data from…

Computer Vision and Pattern Recognition · Computer Science 2018-09-13 Clément Pinard , Laure Chevalley , Antoine Manzanera , David Filliat

Monocular depth estimation and defocus estimation are two fundamental tasks in computer vision. Most existing methods treat depth estimation and defocus estimation as two separate tasks, ignoring the strong connection between them. In this…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Renzhi He , Hualin Hong , Boya Fu , Fei Liu

Depth estimation from a single image is a challenging problem in computer vision because binocular disparity or motion information is absent. Whereas impressive performances have been reported in this area recently using end-to-end trained…

Computer Vision and Pattern Recognition · Computer Science 2023-11-17 Yihong Wu , Yuwen Heng , Mahesan Niranjan , Hansung Kim

The advent of autonomous driving and advanced driver assistance systems necessitates continuous developments in computer vision for 3D scene understanding. Self-supervised monocular depth estimation, a method for pixel-wise distance…

Computer Vision and Pattern Recognition · Computer Science 2023-02-03 Arnav Varma , Hemang Chawla , Bahram Zonooz , Elahe Arani

Recent works have shown the benefit of integrating Conditional Random Fields (CRFs) models into deep architectures for improving pixel-level prediction tasks. Following this line of research, in this paper we introduce a novel approach for…

Computer Vision and Pattern Recognition · Computer Science 2018-03-30 Dan Xu , Wei Wang , Hao Tang , Hong Liu , Nicu Sebe , Elisa Ricci

Vision-based stair perception can help autonomous mobile robots deal with the challenge of climbing stairs, especially in unfamiliar environments. To address the problem that current monocular vision methods are difficult to model stairs…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Chen Wang , Zhongcai Pei , Shuang Qiu , Yachun Wang , Zhiyong Tang

We describe a new class of subsampling techniques for CNNs, termed multisampling, that significantly increases the amount of information kept by feature maps through subsampling layers. One version of our method, which we call checkered…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Shayan Sadigh , Pradeep Sen

We study the problem of estimating the relative depth order of point pairs in a monocular image. Recent advances mainly focus on using deep convolutional neural networks (DCNNs) to learn and infer the ordinal information from multiple…

Computer Vision and Pattern Recognition · Computer Science 2017-07-28 Ruoxi Deng , Tianqi Zhao , Chunhua Shen , Shengjun Liu

We present a novel approach for metric dense depth estimation based on the fusion of a single-view image and a sparse, noisy Radar point cloud. The direct fusion of heterogeneous Radar and image data, or their encodings, tends to yield…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Han Li , Yukai Ma , Yaqing Gu , Kewei Hu , Yong Liu , Xingxing Zuo

Indoor monocular depth estimation has attracted increasing research interest. Most previous works have been focusing on methodology, primarily experimenting with NYU-Depth-V2 (NYUv2) Dataset, and only concentrated on the overall performance…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Cho-Ying Wu , Quankai Gao , Chin-Cheng Hsu , Te-Lin Wu , Jing-Wen Chen , Ulrich Neumann

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…

Computer Vision and Pattern Recognition · Computer Science 2020-06-24 Saad Imran , Muhammad Umar Karim Khan , Sikander Bin Mukarram , Chong-Min Kyung

Recent advancements of neural networks lead to reliable monocular depth estimation. Monocular depth estimated techniques have the upper hand over traditional depth estimation techniques as it only needs one image during inference. Depth…

Computer Vision and Pattern Recognition · Computer Science 2020-06-01 Alwyn Mathew , Aditya Prakash Patra , Jimson Mathew

In this paper, we address the problem of monocular depth estimation when only a limited number of training image-depth pairs are available. To achieve a high regression accuracy, the state-of-the-art estimation methods rely on CNNs trained…

Computer Vision and Pattern Recognition · Computer Science 2019-08-07 Rongrong Ji , Ke Li , Yan Wang , Xiaoshuai Sun , Feng Guo , Xiaowei Guo , Yongjian Wu , Feiyue Huang , Jiebo Luo

Deep neural networks have lead to a breakthrough in depth estimation from single images. Recent work often focuses on the accuracy of the depth map, where an evaluation on a publicly available test set such as the KITTI vision benchmark is…

Computer Vision and Pattern Recognition · Computer Science 2019-05-20 Tom van Dijk , Guido C. H. E. de Croon