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Related papers: Image Quality Assessment for Omnidirectional Cross…

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With the development of multimedia technology, Augmented Reality (AR) has become a promising next-generation mobile platform. The primary value of AR is to promote the fusion of digital contents and real-world environments, however, studies…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Huiyu Duan , Xiongkuo Min , Yucheng Zhu , Guangtao Zhai , Xiaokang Yang , Patrick Le Callet

Omnidirectional video enables spherical stimuli with the $360 \times 180^ \circ$ viewing range. Meanwhile, only the viewport region of omnidirectional video can be seen by the observer through head movement (HM), and an even smaller region…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Chen Li , Mai Xu , Xinzhe Du , Zulin Wang

Image quality evaluation accurately is vital in developing image stitching algorithms as it directly reflects the algorithms progress. However, commonly used objective indicators always produce inconsistent and even conflicting results with…

Image and Video Processing · Electrical Eng. & Systems 2024-04-23 Xinrui Zhang , Shengwei Guo , Guobing Sun

The fast growing application of omnidirectional images calls for effective approaches for omnidirectional image quality assessment (OIQA). Existing OIQA methods have been developed and tested on homogeneously distorted omnidirectional…

Computer Vision and Pattern Recognition · Computer Science 2025-02-24 Jiebin Yan , Ziwen Tan , Yuming Fang , Junjie Chen , Wenhui Jiang , Zhou Wang

Current image stitching methods often produce noticeable seams in challenging scenarios such as uneven hue and large parallax. To tackle this problem, we propose the Reference-Driven Inpainting Stitcher (RDIStitcher), which reformulates the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-10 Ziqi Xie , Xiao Lai , Weidong Zhao , Siqi Jiang , Xianhui Liu , Wenlong Hou

Stitched images provide a wide field-of-view (FoV) but suffer from unpleasant irregular boundaries. To deal with this problem, existing image rectangling methods devote to searching an initial mesh and optimizing a target mesh to form the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Lang Nie , Chunyu Lin , Kang Liao , Shuaicheng Liu , Yao Zhao

Measuring the perceptual quality of images automatically is an essential task in the area of computer vision, as degradations on image quality can exist in many processes from image acquisition, transmission to enhancing. Many Image Quality…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Jing Wang , Haotian Fan , Xiaoxia Hou , Yitian Xu , Tao Li , Xuechao Lu , Lean Fu

Omnidirectional and 360{\deg} images are becoming widespread in industry and in consumer society, causing omnidirectional computer vision to gain attention. Their wide field of view allows the gathering of a great amount of information…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Bruno Berenguel-Baeta , Jesus Bermudez-Cameo , Jose J. Guerrero

In this paper, we propose a novel end-to-end deep neural network model for omnidirectional depth estimation from a wide-baseline multi-view stereo setup. The images captured with ultra wide field-of-view (FOV) cameras on an omnidirectional…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Changhee Won , Jongbin Ryu , Jongwoo Lim

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…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Hangtian Zhao , Xiang Chen , Yizhe Li , Qianhao Wang , Haibo Lu , Fei Gao

Recent work on depth estimation up to now has only focused on projective images ignoring 360 content which is now increasingly and more easily produced. We show that monocular depth estimation models trained on traditional images produce…

Computer Vision and Pattern Recognition · Computer Science 2018-07-26 Nikolaos Zioulis , Antonis Karakottas , Dimitrios Zarpalas , Petros Daras

Video endoscopy represents a major advance in the investigation of gastrointestinal diseases. Reviewing endoscopy videos often involves frequent adjustments and reorientations to piece together a complete view, which can be both…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Juming Xiong , Muyang Li , Ruining Deng , Tianyuan Yao , Shunxing Bao , Regina N Tyree , Girish Hiremath , Yuankai Huo

Full-reference image quality assessment (FR-IQA) models generally operate by measuring the visual differences between a degraded image and its reference. However, existing FR-IQA models including both the classical ones (eg, PSNR and SSIM)…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Kang Xiao , Xu Wang , Yulin He , Baoliang Chen , Xuelin Shen

Image quality assessment (IQA) continues to garner great interest in the research community, particularly given the tremendous rise in consumer video capture and streaming. Despite significant research effort in IQA in the past few decades,…

Multimedia · Computer Science 2016-09-26 Prajna Paramita Dash , Akshaya Mishra , Alexander Wong

We propose a novel real-time direct monocular visual odometry for omnidirectional cameras. Our method extends direct sparse odometry (DSO) by using the unified omnidirectional model as a projection function, which can be applied to fisheye…

Computer Vision and Pattern Recognition · Computer Science 2020-06-18 Hidenobu Matsuki , Lukas von Stumberg , Vladyslav Usenko , Jörg Stückler , Daniel Cremers

This survey aims at reviewing recent computer vision techniques used in the assessment of image aesthetic quality. Image aesthetic assessment aims at computationally distinguishing high-quality photos from low-quality ones based on…

Computer Vision and Pattern Recognition · Computer Science 2017-07-19 Yubin Deng , Chen Change Loy , Xiaoou Tang

Lossy Image compression is necessary for efficient storage and transfer of data. Typically the trade-off between bit-rate and quality determines the optimal compression level. This makes the image quality metric an integral part of any…

Computer Vision and Pattern Recognition · Computer Science 2021-07-16 Juan Carlos Mier , Eddie Huang , Hossein Talebi , Feng Yang , Peyman Milanfar

Image stitching algorithms often adopt the global transformation, such as homography, and work well for planar scenes or parallax free camera motions. However, these conditions are easily violated in practice. With casual camera motions,…

Computer Vision and Pattern Recognition · Computer Science 2017-02-28 Tianzhu Xiang , Gui-Song Xia , Liangpei Zhang

Deep networks have demonstrated promising results in the field of Image Quality Assessment (IQA). However, there has been limited research on understanding how deep models in IQA work. This study introduces a novel positional masked…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Junyong You , Yuan Lin , Jari Korhonen

One of the big challenges of the industry today is how to produce quality products, one of which is in the non-woven industry. The improvement of the evaluation and quality control processes of non woven production has been widely developed…

Image and Video Processing · Electrical Eng. & Systems 2018-10-18 Andrian Wijayono , Irwan , Valentinus Galih Vidia Putra