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Recently, deep convolutional neural networks (CNNs) have been demonstrated remarkable progress on single image super-resolution. However, as the depth and width of the networks increase, CNN-based super-resolution methods have been faced…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Zheng Hui , Xiumei Wang , Xinbo Gao

Convolutional Neural Networks (CNN) based image reconstruction methods have been intensely used for X-ray computed tomography (CT) reconstruction applications. Despite great success, good performance of this data-based approach critically…

计算机视觉与模式识别 · 计算机科学 2019-01-31 Ziling Wu , Abdulaziz Alorf , Ting Yang , Ling Li , Yunhui Zhu

Image restoration from a single image degradation type, such as blurring, hazing, random noise, and compression has been investigated for decades. However, image degradations in practice are often a mixture of several types of degradation.…

计算机视觉与模式识别 · 计算机科学 2018-12-27 Kazutaka Uchida , Masayuki Tanaka , Masatoshi Okutomi

Convolutional neural network (CNN)-based image denoising methods have been widely studied recently, because of their high-speed processing capability and good visual quality. However, most of the existing CNN-based denoisers learn the image…

图像与视频处理 · 电气工程与系统科学 2020-06-30 Rui Zhao , Kin-Man Lam , Daniel P. K. Lun

In an underwater scene, wavelength-dependent light absorption and scattering degrade the visibility of images, causing low contrast and distorted color casts. To address this problem, we propose a convolutional neural network based image…

计算机视觉与模式识别 · 计算机科学 2018-07-11 Saeed Anwar , Chongyi Li , Fatih Porikli

Objective: Ultrasound elastography is gaining traction as an accessible and useful diagnostic tool for such things as cancer detection and differentiation and thyroid disease diagnostics. Unfortunately, state of the art shear wave imaging…

机器学习 · 计算机科学 2019-07-31 Micha Feigin , Daniel Freedman , Brian W. Anthony

Deep learning, especially convolutional neural networks (CNNs) and Transformer architectures, have become the focus of extensive research in medical image segmentation, achieving impressive results. However, CNNs come with inductive biases…

图像与视频处理 · 电气工程与系统科学 2024-09-20 Xiao Liu , Peng Gao , Tao Yu , Fei Wang , Ru-Yue Yuan

In plane-wave imaging, multiple unfocused ultrasound waves are transmitted into a medium of interest from different angles and an image is formed from the recorded reflections. The number of plane waves used leads to a trade-off between…

图像与视频处理 · 电气工程与系统科学 2021-11-23 Georgios Pilikos , Chris L. de Korte , Tristan van Leeuwen , Felix Lucka

Resampling detection plays an important role in identifying image tampering, such as image splicing. Currently, the resampling detection is still difficult in recompressed images, which are yielded by applying resampling followed by…

计算机视觉与模式识别 · 计算机科学 2019-05-13 Gang Cao , Antao Zhou , Xianglin Huang , Gege Song , Lifang Yang , Yonggui Zhu

Image deblurring aims to recover the latent sharp image from its blurry counterpart and has a wide range of applications in computer vision. The Convolution Neural Networks (CNNs) have performed well in this domain for many years, and until…

计算机视觉与模式识别 · 计算机科学 2023-02-07 Lingyan Ruan , Mojtaba Bemana , Hans-peter Seidel , Karol Myszkowski , Bin Chen

Positron emission tomography (PET) suffers from severe resolution limitations which limit its quantitative accuracy. In this paper, we present a super-resolution (SR) imaging technique for PET based on convolutional neural networks (CNNs).…

图像与视频处理 · 电气工程与系统科学 2021-07-29 Tzu-An Song , Samadrita Roy Chowdhury , Fan Yang , Joyita Dutta

In inertial confinement fusion (ICF), X-ray radiography is a critical diagnostic for measuring implosion dynamics, which contains rich 3D information. Traditional methods for reconstructing 3D volumes from 2D radiographs, such as filtered…

Convolutional neural networks (CNNs) demonstrate excellent performance in various computer vision applications. In recent years, FPGA-based CNN accelerators have been proposed for optimizing performance and power efficiency. Most…

分布式、并行与集群计算 · 计算机科学 2018-12-19 Jung-Woo Chang , Keon-Woo Kang , Suk-Ju Kang

Ultrasound images are widespread in medical diagnosis for muscle-skeletal, cardiac, and obstetrical diseases, due to the efficiency and non-invasiveness of the acquisition methodology. However, ultrasound acquisition introduces noise in the…

图像与视频处理 · 电气工程与系统科学 2025-06-24 Simone Cammarasana , Paolo Nicolardi , Giuseppe Patanè

X-ray computed tomographic infrastructures are medical imaging modalities that rely on the acquisition of rays crossing examined objects while measuring their intensity decrease. Physical measurements are post-processed by mathematical…

图像与视频处理 · 电气工程与系统科学 2022-01-25 Attila Juhos

Hybrid CNN-Transformer architectures achieve strong results in image super-resolution, but scaling attention windows or convolution kernels significantly increases computational cost, limiting deployment on resource-constrained devices. We…

计算机视觉与模式识别 · 计算机科学 2026-04-08 Cao Thien Tan , Phan Thi Thu Trang , Do Nghiem Duc , Ho Ngoc Anh , Hanyang Zhuang , Nguyen Duc Dung

Ultrasound (US) imaging is one of the most commonly used non-invasive imaging techniques. However, US image acquisition requires simultaneous guidance of the transducer and interpretation of images, which is a highly challenging task that…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Simona Treivase , Alberto Gomez , Jacqueline Matthew , Emily Skelton , Julia A. Schnabel , Nicolas Toussaint

One primary technical challenge in photoacoustic microscopy (PAM) is the necessary compromise between spatial resolution and imaging speed. In this study, we propose a novel application of deep learning principles to reconstruct…

图像与视频处理 · 电气工程与系统科学 2020-06-02 Anthony DiSpirito , Daiwei Li , Tri Vu , Maomao Chen , Dong Zhang , Jianwen Luo , Roarke Horstmeyer , Junjie Yao

Ultrasound (US) imaging is a fast and non-invasive imaging modality which is widely used for real-time clinical imaging applications without concerning about radiation hazard. Unfortunately, it often suffers from poor visual quality from…

计算机视觉与模式识别 · 计算机科学 2020-06-29 Shujaat Khan , Jaeyoung Huh , Jong Chul Ye

Existing fixed pattern noise reduction (FPNR) methods are easily affected by the motion state of the scene and working condition of the image sensor, which leads to over smooth effects, ghosting artifacts as well as slow convergence rate.…

图像与视频处理 · 电气工程与系统科学 2019-10-23 Juntao Guan , Rui Lai , Ai Xiong , Zesheng Liu , Lin Gu