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Related papers: Visual Distortions in 360-degree Videos

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Image-based salient object detection (ISOD) in 360{\deg} scenarios is significant for understanding and applying panoramic information. However, research on 360{\deg} ISOD has not been widely explored due to the lack of large, complex,…

Computer Vision and Pattern Recognition · Computer Science 2022-09-28 Junjie Wu , Changqun Xia , Tianshu Yu , Jia Li

This research pioneers a method for generating immersive worlds, drawing inspiration from elements of vintage adventure games like Myst and employing modern text-to-image models. We explore the intricate conversion of 2D panoramas into 3D…

Graphics · Computer Science 2023-12-01 Alexey Tikhonov , Anton Repushko

Omnidirectional camera is a cost-effective and information-rich sensor highly suitable for many marine applications and the ocean scientific community, encompassing several domains such as augmented reality, mapping, motion estimation,…

Robotics · Computer Science 2023-10-03 Quan-Dung Pham , Yipeng Zhu , Tan-Sang Ha , K. H. Long Nguyen , Binh-Son Hua , Sai-Kit Yeung

A guiding robot aims to effectively bring people to and from specific places within environments that are possibly unknown to them. During this operation the robot should be able to detect and track the accompanied person, trying never to…

Computer Vision and Pattern Recognition · Computer Science 2023-07-31 Alberto Bacchin , Filippo Berno , Emanuele Menegatti , Alberto Pretto

Video description involves the generation of the natural language description of actions, events, and objects in the video. There are various applications of video description by filling the gap between languages and vision for visually…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Alok Singh , Thoudam Doren Singh , Sivaji Bandyopadhyay

Using convolutional neural networks for 360images can induce sub-optimal performance due to distortions entailed by a planar projection. The distortion gets deteriorated when a rotation is applied to the 360image. Thus, many researches…

Computer Vision and Pattern Recognition · Computer Science 2022-02-14 Sungmin Cho , Raehyuk Jung , Junseok Kwon

This paper introduces a novel approach for image and video orientation estimation by leveraging depth distribution in natural images. The proposed method estimates the orientation based on the depth distribution across different quadrants…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Muhammad Z. Alam , Larry Stetsiuk , M. Umair Mukati , Zeeshan Kaleem

Standard video encoders developed for conventional narrow field-of-view video are widely applied to 360{\deg} video as well, with reasonable results. However, while this approach commits arbitrarily to a projection of the spherical frames,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-13 Yu-Chuan Su , Kristen Grauman

In this paper we assess the impact of head movement on user's visual acuity and their quality perception of impaired images. There are physical limitations on the amount of visual information a person can perceive and physical limitations…

Panorama video recently attracts more interest in both study and application, courtesy of its immersive experience. Due to the expensive cost of capturing 360-degree panoramic videos, generating desirable panorama videos by prompts is…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Qian Wang , Weiqi Li , Chong Mou , Xinhua Cheng , Jian Zhang

Existing saliency models have been designed and evaluated for predicting the saliency in distortion-free images. However, in practice, the image quality is affected by a host of factors at several stages of the image processing pipeline…

Computer Vision and Pattern Recognition · Computer Science 2016-04-14 Milind S. Gide , Samuel F. Dodge , Lina J. Karam

360{\deg} video is attracting an increasing amount of attention in the context of Virtual Reality (VR). Owing to its very high-resolution requirements, existing professional streaming services for 360{\deg} video suffer from severe…

Multimedia · Computer Science 2017-11-08 Cagri Ozcinar , Ana De Abreu , Aljosa Smolic

Virtual reality (VR) video provides an immersive 360 viewing experience to a user wearing a head-mounted display: as the user rotates his head, correspondingly different fields-of-view (FoV) of the 360 video are rendered for observation.…

Multimedia · Computer Science 2017-03-28 Gene Cheung , Zhi Liu , Zhiyou Ma , Jack Z. G. Tan

Despite substantial efforts dedicated to the design of heuristic models for omnidirectional (i.e., 360$^\circ$) image quality assessment (OIQA), a conspicuous gap remains due to the lack of consideration for the diversity of viewing…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Xiangjie Sui , Hanwei Zhu , Xuelin Liu , Yuming Fang , Shiqi Wang , Zhou Wang

Recent efforts to enhance immersive and interactive user experiences have driven the development of volumetric video, a form of 3D content that enables 6 DoF. Unlike traditional 2D content, volumetric content can be represented in various…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Erfan Entezami , Hui Guan

Omnidirectional video is an essential component of Virtual Reality. Although various methods have been proposed to generate content that can be viewed with six degrees of freedom (6-DoF), existing systems usually involve complex depth…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Jisheng Li , Yuze He , Yubin Hu , Yuxing Han , Jiangtao Wen

To provide users with more realistic visual experiences, videos are developing in the trends of Ultra High Definition (UHD), High Frame Rate (HFR), High Dynamic Range (HDR), Wide Color Gammut (WCG) and high clarity. However, the data amount…

Multimedia · Computer Science 2022-11-17 Yun Zhang , Linwei Zhu , Gangyi Jiang , Sam Kwong , C. -C. Jay Kuo

We present a novel data set made up of omnidirectional video of multiple objects whose centroid positions are annotated automatically. Omnidirectional vision is an active field of research focused on the use of spherical imagery in video…

Computer Vision and Pattern Recognition · Computer Science 2017-09-13 Victor Stamatescu , Peter Barsznica , Manjung Kim , Kin K. Liu , Mark McKenzie , Will Meakin , Gwilyn Saunders , Sebastien C. Wong , Russell S. A. Brinkworth

360{\deg} depth estimation is a challenging research problem due to the difficulty of finding a representation that both preserves global continuity and avoids distortion in spherical images. Existing methods attempt to leverage…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Kun Huang , Fang-Lue Zhang , Neil Dodgson

This paper offers a comprehensive analysis of recent advancements in video inpainting techniques, a critical subset of computer vision and artificial intelligence. As a process that restores or fills in missing or corrupted portions of…

Computer Vision and Pattern Recognition · Computer Science 2024-02-01 Shreyank N Gowda , Yash Thakre , Shashank Narayana Gowda , Xiaobo Jin