中文
相关论文

相关论文: Image Quality Assessment for Magnetic Resonance Im…

200 篇论文

Image quality assessment (IQA) is an important research topic for understanding and improving visual experience. The current state-of-the-art IQA methods are based on convolutional neural networks (CNNs). The performance of CNN-based models…

计算机视觉与模式识别 · 计算机科学 2021-08-16 Junjie Ke , Qifei Wang , Yilin Wang , Peyman Milanfar , Feng Yang

Background and Objectives: Cardiovascular magnetic resonance (CMR) imaging is a powerful modality in functional and anatomical assessment for various cardiovascular diseases. Sufficient image quality is essential to achieve proper diagnosis…

图像与视频处理 · 电气工程与系统科学 2023-10-02 Shahabedin Nabavi , Hossein Simchi , Mohsen Ebrahimi Moghaddam , Ahmad Ali Abin , Alejandro F. Frangi

In this paper we investigate into the problem of image quality assessment (IQA) and enhancement via machine learning. This issue has long attracted a wide range of attention in computational intelligence and image processing communities,…

计算机视觉与模式识别 · 计算机科学 2019-04-19 Ke Gu , Dacheng Tao , Junfei Qiao , Weisi Lin

Image quality assessment (IQA) in medical imaging can be used to ensure that downstream clinical tasks can be reliably performed. Quantifying the impact of an image on the specific target tasks, also named as task amenability, is needed. A…

Image Quality Assessment (IQA) is important for scientific inquiry, especially in medical imaging and machine learning. Potential data quality issues can be exacerbated when human-based workflows use limited views of the data that may…

计算机视觉与模式识别 · 计算机科学 2021-07-28 Riqiang Gao , Mirza S. Khan , Yucheng Tang , Kaiwen Xu , Steve Deppen , Yuankai Huo , Kim L. Sandler , Pierre P. Massion , Bennett A. Landman

Existing full-reference image quality assessment (FR-IQA) methods achieve high-precision evaluation by analysing feature differences between reference and distorted images. However, their performance is constrained by the quality of the…

计算机视觉与模式识别 · 计算机科学 2026-02-23 Xuting Lan , Mingliang Zhou , Xuekai Wei , Jielu Yan , Yueting Huang , Huayan Pu , Jun Luo , Weijia Jia

Understanding semantic information is an essential step in knowing what is being learned in both full-reference (FR) and no-reference (NR) image quality assessment (IQA) methods. However, especially for many severely distorted images, even…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Pengxiang Xiao , Shuai He , Limin Liu , Anlong Ming

Traditional image quality assessment (IQA) methods rely on mean opinion scores (MOS), which are resource-intensive to collect and fail to provide interpretable, localized feedback on specific image distortions. We overcome these limitations…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Fadeel Sher Khan , Long N. Le , Abhinau K. Venkataramanan , Seok-Jun Lee , Hamid R. Sheikh

Research on image quality assessment (IQA) remains limited mainly due to our incomplete knowledge about human visual perception. Existing IQA algorithms have been designed or trained with insufficient subjective data with a small degree of…

计算机视觉与模式识别 · 计算机科学 2020-09-29 Lucie Lévêque , Ji Yang , Xiaohan Yang , Pengfei Guo , Kenneth Dasalla , Leida Li , Yingying Wu , Hantao Liu

Blind image quality assessment (BIQA) remains challenging due to the diversity of distortion and image content variation, which complicate the distortion patterns crossing different scales and aggravate the difficulty of the regression…

图像与视频处理 · 电气工程与系统科学 2023-11-06 Qingyi Pan , Ning Guo , Letu Qingge , Jingyi Zhang , Pei Yang

Image quality plays an important role in the performance of deep neural networks (DNNs) that have been widely shown to exhibit sensitivity to changes in imaging conditions. Conventional image quality assessment (IQA) seeks to measure and…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Nathan Drenkow , Mathias Unberath

Magnetic Resonance Imaging (MRI) suffers from several artifacts, the most common of which are motion artifacts. These artifacts often yield images that are of non-diagnostic quality. To detect such artifacts, images are prospectively…

图像与视频处理 · 电气工程与系统科学 2019-12-09 Jeffrey Ma , Ukash Nakarmi , Cedric Yue Sik Kin , Christopher Sandino , Joseph Y. Cheng , Ali B. Syed , Peter Wei , John M. Pauly , Shreyas Vasanawala

Learning-based image quality assessment (IQA) has made remarkable progress in the past decade, but nearly all consider the two key components -- model and data -- in isolation. Specifically, model-centric IQA focuses on developing…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Peibei Cao , Dingquan Li , Kede Ma

Recent advances in Multimodal Large Language Models (MLLMs) have introduced a paradigm shift for Image Quality Assessment (IQA) from unexplainable image quality scoring to explainable IQA, demonstrating practical applications like quality…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Wenjie Liao , Jieyu Yuan , Yifang Xu , Chunle Guo , Zilong Zhang , Jihong Li , Jiachen Fu , Haotian Fan , Tao Li , Junhui Cui , Chongyi Li

In this paper, we introduce an image quality assessment (IQA) method for pediatric T1- and T2-weighted MR images. IQA is first performed slice-wise using a nonlocal residual neural network (NR-Net) and then volume-wise by agglomerating the…

计算机视觉与模式识别 · 计算机科学 2020-05-26 Siyuan Liu , Kim-Han Thung , Weili Lin , Pew-Thian Yap , Dinggang Shen

Image quality assessment (IQA) is indispensable in clinical practice to ensure high standards, as well as in the development stage of machine learning algorithms that operate on medical images. The popular full reference (FR) IQA measures…

Image Quality Assessment (IQA) measures and predicts perceived image quality by human observers. Although recent studies have highlighted the critical influence that variations in the scale of an image have on its perceived quality, this…

计算机视觉与模式识别 · 计算机科学 2025-08-14 Vlad Hosu , Lorenzo Agnolucci , Daisuke Iso , Dietmar Saupe

Full-reference image quality assessment (FR-IQA) techniques compare a reference and a distorted/test image and predict the perceptual quality of the test image in terms of a scalar value representing an objective score. The evaluation of…

计算机视觉与模式识别 · 计算机科学 2014-12-18 Ashirbani Saha , Q. M. Jonathan Wu

Image Quality Assessment (IQA) is of great value in the workflow of Magnetic Resonance Imaging (MRI)-based analysis. Blind IQA (BIQA) methods are especially required since high-quality reference MRI images are usually not available.…

图像与视频处理 · 电气工程与系统科学 2021-07-16 Kehan Qi , Haoran Li , Chuyu Rong , Yu Gong , Cheng Li , Hairong Zheng , Shanshan Wang

Perceptual image quality assessment (IQA) is the task of predicting the visual quality of an image as perceived by a human observer. Current state-of-the-art techniques are based on deep representations trained in discriminative manner.…

图像与视频处理 · 电气工程与系统科学 2024-04-30 Simon Raviv , Gal Chechik