中文
相关论文

相关论文: OSRT: Omnidirectional Image Super-Resolution with …

200 篇论文

Denoising Diffusion Probabilistic Models (DDPMs) show promising potential in one-step Real-World Image Super-Resolution (Real-ISR). Current one-step Real-ISR methods typically inject the low-quality (LQ) image latent representation at the…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Zhiqiang Wu , Zhaomang Sun , Tong Zhou , Bingtao Fu , Ji Cong , Yitong Dong , Huaqi Zhang , Xuan Tang , Mingsong Chen , Xian Wei

Pre-trained text-to-image diffusion models are increasingly applied to real-world image super-resolution (Real-ISR) task. Given the iterative refinement nature of diffusion models, most existing approaches are computationally expensive.…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Linwei Dong , Qingnan Fan , Yihong Guo , Zhonghao Wang , Qi Zhang , Jinwei Chen , Yawei Luo , Changqing Zou

Diffusion models have recently shown promising results for video super-resolution (VSR). However, directly adapting generative diffusion models to VSR can result in redundancy, since low-quality videos already preserve substantial content…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Jinpei Guo , Yifei Ji , Shengwei Wang , Zheng Chen , Yufei Wang , Sizhuo Ma , Yong Guo , Baiang Li , Jusheng Zhang , Yulun Zhang , Jian Wang

While burst Low-Resolution (LR) images are useful for improving their Super Resolution (SR) image compared to a single LR image, prior burst SR methods are trained in a deterministic manner, which produces a blurry SR image. Since such…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Kento Kawai , Takeru Oba , Kyotaro Tokoro , Kazutoshi Akita , Norimichi Ukita

In this paper, we present an omnidirectional localization and dense mapping system for a wide-baseline multiview stereo setup with ultra-wide field-of-view (FOV) fisheye cameras, which has a 360 degrees coverage of stereo observations of…

计算机视觉与模式识别 · 计算机科学 2020-03-19 Changhee Won , Hochang Seok , Zhaopeng Cui , Marc Pollefeys , Jongwoo Lim

Even though rate-distortion optimization is a crucial part of traditional image and video compression, not many approaches exist which transfer this concept to end-to-end-trained image compression. Most frameworks contain static compression…

图像与视频处理 · 电气工程与系统科学 2022-01-06 Fabian Brand , Kristian Fischer , Alexander Kopte , André Kaup

Panoramic observation using fisheye cameras is significant in virtual reality (VR) and robot perception. However, panoramic images synthesized by traditional methods lack depth information and can only provide three degrees-of-freedom…

机器人学 · 计算机科学 2024-11-05 Dongyu Yan , Guanyu Huang , Fengyu Quan , Haoyao Chen

Different from traditional image super-resolution task, real image super-resolution(Real-SR) focus on the relationship between real-world high-resolution(HR) and low-resolution(LR) image. Most of the traditional image SR obtains the LR…

计算机视觉与模式识别 · 计算机科学 2020-04-22 Yukai Shi , Haoyu Zhong , Zhijing Yang , Xiaojun Yang , Liang Lin

Remote sensing images (RSIs) in real scenes may be disturbed by multiple factors such as optical blur, undersampling, and additional noise, resulting in complex and diverse degradation models. At present, the mainstream SR algorithms only…

图像与视频处理 · 电气工程与系统科学 2022-10-17 Hanlin Wu , Ning Ni , Shan Wang , Libao Zhang

Deep learning has demonstrated its power in image rectification by leveraging the representation capacity of deep neural networks via supervised training based on a large-scale synthetic dataset. However, the model may overfit the synthetic…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Jinlong Fan , Jing Zhang , Dacheng Tao

Optical neural networks offer a route to low-latency and energy-efficient inference by encoding computation in light propagation. However, most existing implementations rely on planar photonic circuits or discretely spaced diffractive…

Observing system simulation experiments (OSSEs) have been widely used as a rigorous and cost-effective way to guide development of new observing systems, and to evaluate the performance of new data assimilation algorithms. Nature runs…

统计方法学 · 统计学 2018-09-05 Pulong Ma , Emily L. Kang , Amy Braverman , Hai Nguyen

Score-based diffusion models have shown significant promise in the field of sparse-view CT reconstruction. However, the projection dataset is large and riddled with redundancy. Consequently, applying the diffusion model to unprocessed data…

图像与视频处理 · 电气工程与系统科学 2025-05-16 Pengfei Yu , Bin Huang , Minghui Zhang , Weiwen Wu , Shaoyu Wang , Qiegen Liu

Stereo reconstruction models trained on small images do not generalize well to high-resolution data. Training a model on high-resolution image size faces difficulties of data availability and is often infeasible due to limited computing…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Yaoyu Hu , Wenshan Wang , Huai Yu , Weikun Zhen , Sebastian Scherer

Currently, methods for single-image deblurring based on CNNs and transformers have demonstrated promising performance. However, these methods often suffer from perceptual limitations, poor generalization ability, and struggle with heavy or…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Xiaoyang Liu , Yuquan Wang , Zheng Chen , Jiezhang Cao , He Zhang , Yulun Zhang , Xiaokang Yang

Recently, deep learning based single image super-resolution(SR) approaches have achieved great development. The state-of-the-art SR methods usually adopt a feed-forward pipeline to establish a non-linear mapping between low-res(LR) and…

计算机视觉与模式识别 · 计算机科学 2019-05-02 Jinghui Qin , Ziwei Xie , Yukai Shi , Wushao Wen

Local image feature matching under large appearance, viewpoint, and distance changes is challenging yet important. Conventional methods detect and match tentative local features across the whole images, with heuristic consistency checks to…

计算机视觉与模式识别 · 计算机科学 2022-02-24 Ying Chen , Dihe Huang , Shang Xu , Jianlin Liu , Yong Liu

Retinal Optical Coherence Tomography Angiography (OCTA) with high-resolution is important for the quantification and analysis of retinal vasculature. However, the resolution of OCTA images is inversely proportional to the field of view at…

图像与视频处理 · 电气工程与系统科学 2022-07-26 Huaying Hao , Cong Xu , Dan Zhang , Qifeng Yan , Jiong Zhang , Yue Liu , Yitian Zhao

With event-driven algorithms, especially the spiking neural networks (SNNs), achieving continuous improvement in neuromorphic vision processing, a more challenging event-stream-dataset is urgently needed. However, it is well known that…

计算机视觉与模式识别 · 计算机科学 2021-12-08 Yihan Lin , Wei Ding , Shaohua Qiang , Lei Deng , Guoqi Li

Due to its noninvasive character, optical coherence tomography (OCT) has become a popular diagnostic method in clinical settings. However, the low-coherence interferometric imaging procedure is inevitably contaminated by heavy speckle…

图像与视频处理 · 电气工程与系统科学 2020-07-08 Yongqiang Huang , Wenjun Xia , Zexin Lu , Yan Liu , Hu Chen , Jiliu Zhou , Leyuan Fang , Yi Zhang