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Regularization by denoising (RED) is an image reconstruction framework that uses an image denoiser as a prior. Recent work has shown the state-of-the-art performance of RED with learned denoisers corresponding to pre-trained convolutional…

图像与视频处理 · 电气工程与系统科学 2020-10-28 Jiaming Liu , Yu Sun , Cihat Eldeniz , Weijie Gan , Hongyu An , Ulugbek S. Kamilov

Deep learning based techniques achieve state-of-the-art results in a wide range of image reconstruction tasks like compressed sensing. These methods almost always have hyperparameters, such as the weight coefficients that balance the…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Alan Q. Wang , Adrian V. Dalca , Mert R. Sabuncu

Image super-resolution (SR) aims to learn a mapping from low-resolution (LR) to high-resolution (HR) using paired HR-LR training images. Conventional SR methods typically gather the paired training data by synthesizing LR images from HR…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Zeshuai Deng , Zhuokun Chen , Shuaicheng Niu , Thomas H. Li , Bohan Zhuang , Mingkui Tan

Deep learning has emerged as a powerful tool for solving inverse problems in imaging, including computed tomography (CT). However, most approaches require paired training data with ground truth images, which can be difficult to obtain,…

图像与视频处理 · 电气工程与系统科学 2025-06-25 Tatiana A. Bubba , Matteo Santacesaria , Andrea Sebastiani

Diffusion models have achieved great success in image generation tasks. However, the lengthy denoising process and complex neural networks hinder their low-latency applications in real-world scenarios. Quantization can effectively reduce…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Xuewen Liu , Zhikai Li , Junrui Xiao , Mengjuan Chen , Jianquan Li , Qingyi Gu

Recent advances in MRI reconstruction have demonstrated remarkable success through deep learning-based models. However, most existing methods rely heavily on large-scale, task-specific datasets, making reconstruction in data-limited…

计算机视觉与模式识别 · 计算机科学 2025-02-20 Guoyao Shen , Yancheng Zhu , Mengyu Li , Ryan McNaughton , Hernan Jara , Sean B. Andersson , Chad W. Farris , Stephan Anderson , Xin Zhang

Post-Training Quantization (PTQ) has received significant attention because it requires only a small set of calibration data to quantize a full-precision model, which is more practical in real-world applications in which full access to a…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Cuong Pham , Hoang Anh Dung , Cuong C. Nguyen , Trung Le , Dinh Phung , Gustavo Carneiro , Thanh-Toan Do

We propose a model-based deep learning architecture for the reconstruction of highly accelerated diffusion magnetic resonance imaging (MRI) that enables high resolution imaging. The proposed reconstruction jointly recovers all the diffusion…

图像与视频处理 · 电气工程与系统科学 2020-01-24 Merry P. Mani , Hemant K. Aggarwal , Sanjay Ghosh , Mathews Jacob

Numerous regularization methods for deformable image registration aim at enforcing smooth transformations, but are difficult to tune-in a priori and lack a clear physical basis. Physically inspired strategies have emerged, offering a sound…

图像与视频处理 · 电气工程与系统科学 2023-12-27 Pablo Alvarez , Stéphane Cotin

Learning an effective similarity measure between image representations is key to the success of recent advances in visual search tasks (e.g. verification or zero-shot learning). Although the metric learning part is well addressed, this…

计算机视觉与模式识别 · 计算机科学 2019-08-08 Pierre Jacob , David Picard , Aymeric Histace , Edouard Klein

In medical image segmentation, domain generalization poses a significant challenge due to domain shifts caused by variations in data acquisition devices and other factors. These shifts are particularly pronounced in the most common…

计算机视觉与模式识别 · 计算机科学 2023-11-06 Ruxue Wen , Hangjie Yuan , Dong Ni , Wenbo Xiao , Yaoyao Wu

Query-based object detectors directly decode image features into object instances with a set of learnable queries. These query vectors are progressively refined to stable meaningful representations through a sequence of decoder layers, and…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Shuai Wang , Yao Teng , Limin Wang

Background: Limited-angle (LA) dual-energy (DE) cone-beam CT (CBCT) is considered as a potential solution to achieve fast and low-dose DE imaging on current CBCT scanners without hardware modification. However, its clinical implementations…

Regularization by denoising (RED) is a widely-used framework for solving inverse problems by leveraging image denoisers as image priors. Recent work has reported the state-of-the-art performance of RED in a number of imaging applications…

图像与视频处理 · 电气工程与系统科学 2022-02-11 Yuyang Hu , Jiaming Liu , Xiaojian Xu , Ulugbek S. Kamilov

Reinforcement learning (RL) is a promising approach for deriving control policies for complex systems. As we show in two control problems, the derived policies from using the Proximal Policy Optimization (PPO) and Deep Q-Network (DQN)…

机器学习 · 计算机科学 2022-04-05 Jan de Priester , Ricardo G. Sanfelice , Nathan van de Wouw

Reconstructing high dynamic range (HDR) images from low dynamic range (LDR) bursts plays an essential role in the computational photography. Impressive progress has been achieved by learning-based algorithms which require LDR-HDR image…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Wei Jiang , Jiahao Cui , Yizheng Wu , Zhan Peng , Zhiyu Pan , Zhiguo Cao

In this article, we propose a novel regularization method for a class of nonlinear inverse problems that is inspired by an application in quantitative magnetic resonance imaging (qMRI). The latter is a special instance of a general…

最优化与控制 · 数学 2025-06-16 Guozhi Dong , Michael Hintermüller , Clemens Sirotenko

Modulo imaging enables high dynamic range (HDR) acquisition by cyclically wrapping saturated intensities, but accurate reconstruction remains challenging due to ambiguities between natural image edges and artificial wrap discontinuities.…

图像与视频处理 · 电气工程与系统科学 2026-03-02 Brayan Monroy , Jorge Bacca

This work presents dense stereo reconstruction using high-resolution images for infrastructure inspections. The state-of-the-art stereo reconstruction methods, both learning and non-learning ones, consume too much computational resource on…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Yaoyu Hu , Weikun Zhen , Sebastian Scherer

Low Dynamic Range (LDR) to High Dynamic Range (HDR) image translation is a fundamental task in many computational vision problems. Numerous data-driven methods have been proposed to address this problem; however, they lack explicit modeling…

图形学 · 计算机科学 2025-09-23 Hrishav Bakul Barua , Kalin Stefanov , Ganesh Krishnasamy , KokSheik Wong , Abhinav Dhall