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High-spatio-temporal resolution (HSTR) video recording plays a crucial role in enhancing various imagery tasks that require fine-detailed information. State-of-the-art cameras provide this required high frame-rate and high spatial…

计算机视觉与模式识别 · 计算机科学 2024-09-09 H. Umut Suluhan , Abdullah Enes Doruk , Hasan F. Ates , Bahadir K. Gunturk

High-speed, high-resolution stereoscopic (H2-Stereo) video allows us to perceive dynamic 3D content at fine granularity. The acquisition of H2-Stereo video, however, remains challenging with commodity cameras. Existing spatial…

计算机视觉与模式识别 · 计算机科学 2022-08-05 Ming Cheng , Yiling Xu , Wang Shen , M. Salman Asif , Chao Ma , Jun Sun , Zhan Ma

Wide area surveillance has many applications and tracking of objects under observation is an important task, which often needs high spatio-temporal resolution (HSTR) video for better precision. This paper presents the usage of multiple…

计算机视觉与模式识别 · 计算机科学 2022-04-12 H. Umut Suluhan , Hasan F. Ates , Bahadir K. Gunturk

The performance of deep learning based image super-resolution (SR) methods depend on how accurately the paired low and high resolution images for training characterize the sampling process of real cameras. Low and high resolution…

图像与视频处理 · 电气工程与系统科学 2022-06-22 Yanhui Guo , Xiaolin Wu , Xiao Shu

Slow motion videos are becoming increasingly popular, but capturing high-resolution videos at extremely high frame rates requires professional high-speed cameras. To mitigate this problem, current techniques increase the frame rate of…

计算机视觉与模式识别 · 计算机科学 2020-04-22 Avinash Paliwal , Nima Khademi Kalantari

Space-time video super-resolution (STVSR) is the task of interpolating videos with both Low Frame Rate (LFR) and Low Resolution (LR) to produce High-Frame-Rate (HFR) and also High-Resolution (HR) counterparts. The existing methods based on…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Zhicheng Geng , Luming Liang , Tianyu Ding , Ilya Zharkov

Accurately capturing dynamic scenes with wide-ranging motion and light intensity is crucial for many vision applications. However, acquiring high-speed high dynamic range (HDR) video is challenging because the camera's frame rate restricts…

图像与视频处理 · 电气工程与系统科学 2024-04-26 Caixin Wang , Jie Zhang , Matthew A. Wilson , Ralph Etienne-Cummings

We study the video super-resolution (SR) problem for facilitating video analytics tasks, e.g. action recognition, instead of for visual quality. The popular action recognition methods based on convolutional networks, exemplified by…

计算机视觉与模式识别 · 计算机科学 2020-03-13 Haochen Zhang , Dong Liu , Zhiwei Xiong

Video super-resolution (SR) aims to generate a sequence of high-resolution (HR) frames with plausible and temporally consistent details from their low-resolution (LR) counterparts. The generation of accurate correspondence plays a…

计算机视觉与模式识别 · 计算机科学 2018-10-26 Longguang Wang , Yulan Guo , Zaiping Lin , Xinpu Deng , Wei An

Recently, it has been shown that a high resolution image can be obtained without the usage of a high resolution sensor. The main idea has been that a low resolution sensor is covered with a non-regular sampling mask followed by a…

图像与视频处理 · 电气工程与系统科学 2022-04-11 Markus Jonscher , Jürgen Seiler , Michel Bätz , Thomas Richter , Wolfgang Schnurrer , André Kaup

High Dynamic Range (HDR) video acquisition using the alternating exposure (AE) paradigm has garnered significant attention due to its cost-effectiveness with a single consumer camera. However, despite progress driven by deep neural…

计算机视觉与模式识别 · 计算机科学 2026-02-26 Qianyu Zhang , Bolun Zheng , Lingyu Zhu , Hangjia Pan , Zunjie Zhu , Zongpeng Li , Shiqi Wang

Smartphones with multi-camera systems, featuring cameras with varying field-of-views (FoVs), are increasingly common. This variation in FoVs results in content differences across videos, paving the way for an innovative approach to video…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Han Zou , Masanori Suganuma , Takayuki Okatani

In this paper, we consider the task of space-time video super-resolution (ST-VSR), which can increase the spatial resolution and frame rate for a given video simultaneously. Despite the remarkable progress of recent methods, most of them…

计算机视觉与模式识别 · 计算机科学 2022-11-17 Yuantong Zhang , Huairui Wang , Han Zhu , Zhenzhong Chen

Most consumer-grade digital cameras can only capture a limited range of luminance in real-world scenes due to sensor constraints. Besides, noise and quantization errors are often introduced in the imaging process. In order to obtain high…

图像与视频处理 · 电气工程与系统科学 2021-06-22 Xiangyu Chen , Yihao Liu , Zhengwen Zhang , Yu Qiao , Chao Dong

The objective of image super-resolution is to reconstruct a high-resolution (HR) image with the prior knowledge from one or several low-resolution (LR) images. However, in the real world, due to the limited complementary information, the…

图像与视频处理 · 电气工程与系统科学 2024-12-16 Jing Sun , Qiangqiang Yuan , Huanfeng Shen , Jie Li , Liangpei Zhang

In this paper, we study a practical space-time video super-resolution (STVSR) problem which aims at generating a high-framerate high-resolution sharp video from a low-framerate low-resolution blurry video. Such problem often occurs when…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Jiezhang Cao , Jingyun Liang , Kai Zhang , Wenguan Wang , Qin Wang , Yulun Zhang , Hao Tang , Luc Van Gool

Video Super-Resolution (VSR) aims to restore high-resolution (HR) videos from low-resolution (LR) videos. Existing VSR techniques usually recover HR frames by extracting pertinent textures from nearby frames with known degradation…

图像与视频处理 · 电气工程与系统科学 2023-01-02 Zhongwei Qiu , Huan Yang , Jianlong Fu , Daochang Liu , Chang Xu , Dongmei Fu

High frame video (HFV) is an important investigational tool in sciences, engineering and military. In ultra-high speed imaging, the obtainable temporal, spatial and spectral resolutions are limited by the sustainable throughput of in-camera…

多媒体 · 计算机科学 2015-06-16 Reza Pournaghi , Xiaolin Wu

Hand-held light field cameras suffer from low spatial resolution due to the inherent spatio-angular tradeoff. In this paper, we propose a method to improve the spatial resolution of light field images with the aid of the Texture Transformer…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Javeria Shabbir , M. Zeshan Alam , M. Umair Mukati

We consider the problem of space-time super-resolution (ST-SR): increasing spatial resolution of video frames and simultaneously interpolating frames to increase the frame rate. Modern approaches handle these axes one at a time. In…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Muhammad Haris , Greg Shakhnarovich , Norimichi Ukita
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