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Related papers: Super-resolution of Omnidirectional Images Using A…

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Omnidirectional images (ODIs) are commonly used in real-world visual tasks, and high-resolution ODIs help improve the performance of related visual tasks. Most existing super-resolution methods for ODIs use end-to-end learning strategies,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Runyi Li , Xuhan Sheng , Weiqi Li , Jian Zhang

Omnidirectional images (ODIs), also known as 360-degree images, enable viewers to explore all directions of a given 360-degree scene from a fixed point. Designing an immersive imaging system with ODI is challenging as such systems require…

Image and Video Processing · Electrical Eng. & Systems 2021-01-27 Cagri Ozcinar , Aakanksha Rana

An omni-directional image (ODI) is the image that has a field of view covering the entire sphere around the camera. The ODIs have begun to be used in a wide range of fields such as virtual reality (VR), robotics, and social network…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Keisuke Okubo , Takao Yamanaka

Omnidirectional image (ODI) data is captured with a field-of-view of 360x180, which is much wider than the pinhole cameras and captures richer surrounding environment details than the conventional perspective images. In recent years, the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Hao Ai , Zidong Cao , Lin Wang

When watching omnidirectional images (ODIs), subjects can access different viewports by moving their heads. Therefore, it is necessary to predict subjects' head fixations on ODIs. Inspired by generative adversarial imitation learning…

Computer Vision and Pattern Recognition · Computer Science 2019-04-16 Mai Xu , Li Yang , Xiaoming Tao , Yiping Duan , Zulin Wang

Omnidirectional image (ODI) data is captured with a 360x180 field-of-view, which is much wider than the pinhole cameras and contains richer spatial information than the conventional planar images. Accordingly, omnidirectional vision has…

Computer Vision and Pattern Recognition · Computer Science 2022-05-25 Hao Ai , Zidong Cao , Jinjing Zhu , Haotian Bai , Yucheng Chen , Lin Wang

Omnidirectional images (ODIs) provide full 360x180 view which are widely adopted in VR, AR and embodied intelligence applications. While multi-modal large language models (MLLMs) have demonstrated remarkable performance on conventional 2D…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Liu Yang , Huiyu Duan , Ran Tao , Juntao Cheng , Sijing Wu , Yunhao Li , Jing Liu , Xiongkuo Min , Guangtao Zhai

In this work we propose an adversarial learning approach to generate high resolution MRI scans from low resolution images. The architecture, based on the SRGAN model, adopts 3D convolutions to exploit volumetric information. For the…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Irina Sanchez , Veronica Vilaplana

Despite the breakthroughs in accuracy and speed of single image super-resolution using faster and deeper convolutional neural networks, one central problem remains largely unsolved: how do we recover the finer texture details when we…

Computer Vision and Pattern Recognition · Computer Science 2017-05-26 Christian Ledig , Lucas Theis , Ferenc Huszar , Jose Caballero , Andrew Cunningham , Alejandro Acosta , Andrew Aitken , Alykhan Tejani , Johannes Totz , Zehan Wang , Wenzhe Shi

We present a deep learning framework based on a generative adversarial network (GAN) to perform super-resolution in coherent imaging systems. We demonstrate that this framework can enhance the resolution of both pixel size-limited and…

Computer Vision and Pattern Recognition · Computer Science 2019-03-12 Tairan Liu , Kevin de Haan , Yair Rivenson , Zhensong Wei , Xin Zeng , Yibo Zhang , Aydogan Ozcan

Fine-grained image search is still a challenging problem due to the difficulty in capturing subtle differences regardless of pose variations of objects from fine-grained categories. In practice, a dynamic inventory with new fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2018-07-09 Kevin Lin , Fan Yang , Qiaosong Wang , Robinson Piramuthu

360{\deg} omnidirectional images have gained research attention due to their immersive and interactive experience, particularly in AR/VR applications. However, they suffer from lower angular resolution due to being captured by fisheye…

Image and Video Processing · Electrical Eng. & Systems 2023-04-27 Xiaopeng Sun , Weiqi Li , Zhenyu Zhang , Qiufang Ma , Xuhan Sheng , Ming Cheng , Haoyu Ma , Shijie Zhao , Jian Zhang , Junlin Li , Li Zhang

In the context of Omni-Directional Image (ODI) Super-Resolution (SR), the unique challenge arises from the non-uniform oversampling characteristics caused by EquiRectangular Projection (ERP). Considerable efforts in designing complex…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Xuelin Shen , Yitong Wang , Silin Zheng , Kang Xiao , Wenhan Yang , Xu Wang

Thanks to the ability of providing an immersive and interactive experience, the uptake of 360 degree image content has been rapidly growing in consumer and industrial applications. Compared to planar 2D images, saliency prediction for 360…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Pan Gao , Xinlang Chen , Rong Quan , Wei Xiang

Omnidirectional Videos (or 360{\deg} videos) are widely used in Virtual Reality (VR) to facilitate immersive and interactive viewing experiences. However, the limited spatial resolution in 360{\deg} videos does not allow for each degree of…

Multimedia · Computer Science 2025-06-19 Arbind Agrahari Baniya , Tsz-Kwan Lee , Peter W. Eklund , Sunil Aryal

This compilation of various research paper highlights provides a comprehensive overview of recent developments in super-resolution image and video using deep learning algorithms such as Generative Adversarial Networks. The studies covered…

Image and Video Processing · Electrical Eng. & Systems 2024-08-31 Ankush Maity , Roshan Pious , Sourabh Kumar Lenka , Vishal Choudhary , Sharayu Lokhande

Single-Image Super-Resolution can support robotic tasks in environments where a reliable visual stream is required to monitor the mission, handle teleoperation or study relevant visual details. In this work, we propose an efficient…

Image and Video Processing · Electrical Eng. & Systems 2023-05-10 Simone Angarano , Francesco Salvetti , Mauro Martini , Marcello Chiaberge

Omnidirectional image and video super-resolution is a crucial research topic in low-level vision, playing an essential role in virtual reality and augmented reality applications. Its goal is to reconstruct high-resolution images or video…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Qianqian Zhao , Chunle Guo , Tianyi Zhang , Junpei Zhang , Peiyang Jia , Tan Su , Wenjie Jiang , Chongyi Li

Omnidirectional images (ODIs) have become increasingly popular, as their large field-of-view (FoV) can offer viewers the chance to freely choose the view directions in immersive environments such as virtual reality. The M\"obius…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Zidong Cao , Hao Ai , Yan-Pei Cao , Ying Shan , Xiaohu Qie , Lin Wang

Viewing omnidirectional images (ODIs) in virtual reality (VR) represents a novel form of media that provides immersive experiences for users to navigate and interact with digital content. Nonetheless, this sense of immersion can be greatly…

Human-Computer Interaction · Computer Science 2024-05-02 Zidong Cao , Zhan Wang , Yexin Liu , Yan-Pei Cao , Ying Shan , Wei Zeng , Lin Wang
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