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In this paper, we propose a dense depth estimation pipeline for multiview 360{\deg} images. The proposed pipeline leverages a spherical camera model that compensates for radial distortion in 360{\deg} images. The key contribution of this…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Seongyeop Yang , Kunhee Kim , Yeejin Lee

Exploiting light field data makes it possible to obtain dense and accurate depth map. However, synthetic scenes with limited disparity range cannot contain the diversity of real scenes. By training in synthetic data, current learning-based…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Kunyuan Li , Jun Zhang , Jun Gao , Meibin Qi

Depth map estimation from images is an important task in robotic systems. Existing methods can be categorized into two groups including multi-view stereo and monocular depth estimation. The former requires cameras to have large overlapping…

Computer Vision and Pattern Recognition · Computer Science 2022-10-06 Jialei Xu , Xianming Liu , Yuanchao Bai , Junjun Jiang , Kaixuan Wang , Xiaozhi Chen , Xiangyang Ji

While recent depth foundation models exhibit strong zero-shot generalization, achieving accurate metric depth across diverse camera types-particularly those with large fields of view (FoV) such as fisheye and 360-degree cameras-remains a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Yuliang Guo , Sparsh Garg , S. Mahdi H. Miangoleh , Xinyu Huang , Liu Ren

In recent years, consumer-level depth cameras have been adopted for various applications. However, they often produce depth maps at only a moderately high frame rate (approximately 30 frames per second), preventing them from being used for…

Graphics · Computer Science 2018-11-06 Ming-Ze Yuan , Lin Gao , Hongbo Fu , Shihong Xia

We present an algorithm for estimating consistent dense depth maps and camera poses from a monocular video. We integrate a learning-based depth prior, in the form of a convolutional neural network trained for single-image depth estimation,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Johannes Kopf , Xuejian Rong , Jia-Bin Huang

Omnidirectional depth estimation has received much attention from researchers in recent years. However, challenges arise due to camera soiling and variations in camera layouts, affecting the robustness and flexibility of the algorithm. In…

Computer Vision and Pattern Recognition · Computer Science 2025-02-07 Ming Li , Xuejiao Hu , Xueqian Jin , Jinghao Cao , Sidan Du , Yang Li

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…

Computer Vision and Pattern Recognition · Computer Science 2020-03-04 Jiaxin Xie , Chenyang Lei , Zhuwen Li , Li Erran Li , Qifeng Chen

Calibrating large-scale camera arrays, such as those in dome-based setups, is time-intensive and typically requires dedicated captures of known patterns. While extrinsics in such arrays are fixed due to the physical setup, intrinsics often…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Jinjiang You , Hewei Wang , Yijie Li , Mingxiao Huo , Long Van Tran Ha , Mingyuan Ma , Jinfeng Xu , Jiayi Zhang , Puzhen Wu , Shubham Garg , Wei Pu

We propose a method to compute depth maps for every sub-aperture image in a light field in a view consistent way. Previous light field depth estimation methods typically estimate a depth map only for the central sub-aperture view, and…

Computer Vision and Pattern Recognition · Computer Science 2020-09-10 Numair Khan , Min H. Kim , James Tompkin

This paper presents a computational framework for accurately estimating the disparity map of plenoptic images. The proposed framework is based on the variational principle and provides intrinsic sub-pixel precision. The light-field motion…

Computer Vision and Pattern Recognition · Computer Science 2018-05-04 Trung-Hieu Tran , Zhe Wang , Sven Simon

We present a fast and accurate method for dense depth reconstruction from sparsely sampled light fields obtained using a synchronized camera array. In our method, the source images are over-segmented into non-overlapping compact superpixels…

Image and Video Processing · Electrical Eng. & Systems 2018-12-18 Aleksandra Chuchvara , Attila Barsi , Atanas Gotchev

Depth information is useful for many applications. Active depth sensors are appealing because they obtain dense and accurate depth maps. However, due to issues that range from power constraints to multi-sensor interference, these sensors…

Image and Video Processing · Electrical Eng. & Systems 2020-02-04 James Noraky , Vivienne Sze

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

The paper presents a new method of depth estimation dedicated for free-viewpoint television (FTV). The estimation is performed for segments and thus their size can be used to control a trade-off between the quality of depth maps and the…

Computer Vision and Pattern Recognition · Computer Science 2020-01-03 Dawid Mieloch , Olgierd Stankiewicz , Marek Domański

Depth estimation from images serves as the fundamental step of 3D perception for autonomous driving and is an economical alternative to expensive depth sensors like LiDAR. The temporal photometric constraints enables self-supervised depth…

Computer Vision and Pattern Recognition · Computer Science 2022-09-21 Yi Wei , Linqing Zhao , Wenzhao Zheng , Zheng Zhu , Yongming Rao , Guan Huang , Jiwen Lu , Jie Zhou

We present a method for depth estimation with monocular images, which can predict high-quality depth on diverse scenes up to an affine transformation, thus preserving accurate shapes of a scene. Previous methods that predict metric depth…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Wei Yin , Xinlong Wang , Chunhua Shen , Yifan Liu , Zhi Tian , Songcen Xu , Changming Sun , Dou Renyin

Depth cameras allow to set up reliable solutions for people monitoring and behavior understanding, especially when unstable or poor illumination conditions make unusable common RGB sensors. Therefore, we propose a complete framework for the…

Computer Vision and Pattern Recognition · Computer Science 2018-09-03 Guido Borghi , Matteo Fabbri , Roberto Vezzani , Simone Calderara , Rita Cucchiara

Depth-from-defocus (DFD), modeling the relationship between depth and defocus pattern in images, has demonstrated promising performance in depth estimation. Recently, several self-supervised works try to overcome the difficulties in…

Image and Video Processing · Electrical Eng. & Systems 2023-03-28 Haozhe Si , Bin Zhao , Dong Wang , Yunpeng Gao , Mulin Chen , Zhigang Wang , Xuelong Li

For better photography, most recent commercial cameras including smartphones have either adopted large-aperture lens to collect more light or used a burst mode to take multiple images within short times. These interesting features lead us…

Computer Vision and Pattern Recognition · Computer Science 2022-10-03 Changyeon Won , Hae-Gon Jeon
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