中文
相关论文

相关论文: Simulating Sinogram-Domain Motion and Correcting I…

200 篇论文

Compressed Sensing MRI (CS-MRI) has provided theoretical foundations upon which the time-consuming MRI acquisition process can be accelerated. However, it primarily relies on iterative numerical solvers which still hinders their adaptation…

计算机视觉与模式识别 · 计算机科学 2018-06-12 Tran Minh Quan , Thanh Nguyen-Duc , Won-Ki Jeong

Opto-physiological monitoring including photoplethysmography (PPG) provides non-invasive cardiac and respiratory measurements, yet motion artefacts (MAs) during physical activity degrade its signal quality and downstream estimation…

信号处理 · 电气工程与系统科学 2025-11-12 Xiaoyu Zheng , Sijung Hu , Vincent Dwyer , Mahsa Derakhshani , Laura Barrett

We introduce Neural Deformation Graphs for globally-consistent deformation tracking and 3D reconstruction of non-rigid objects. Specifically, we implicitly model a deformation graph via a deep neural network. This neural deformation graph…

计算机视觉与模式识别 · 计算机科学 2020-12-04 Aljaž Božič , Pablo Palafox , Michael Zollhöfer , Justus Thies , Angela Dai , Matthias Nießner

In this study, we focus on the graph representation learning (a.k.a. network embedding) in attributed graphs. Different from existing embedding methods that treat the incorporation of graph structure and semantic as the simple combination…

社会与信息网络 · 计算机科学 2023-05-12 Meng Qin

Incorporating computed tomography (CT) reconstruction operators into differentiable pipelines has proven beneficial in many applications. Such approaches usually focus on the projection data and keep the acquisition geometry fixed. However,…

This paper presents a novel neural network training approach for faster convergence and better generalization abilities in deep reinforcement learning. Particularly, we focus on the enhancement of training and evaluation performance in…

机器学习 · 计算机科学 2020-05-26 Mohammed Sharafath Abdul Hameed , Gavneet Singh Chadha , Andreas Schwung , Steven X. Ding

Photoplethysmogram (PPG) signals are easily contaminated by motion artifacts in real-world settings, despite their widespread use in Internet-of-Things (IoT) based wearable and smart health devices for cardiovascular health monitoring. This…

信号处理 · 电气工程与系统科学 2023-10-11 Yali Zheng , Chen Wu , Peizheng Cai , Zhiqiang Zhong , Hongda Huang , Yuqi Jiang

Recently, learning-based models have enhanced the performance of single-image super-resolution (SISR). However, applying SISR successively to each video frame leads to a lack of temporal coherency. Convolutional neural networks (CNNs)…

计算机视觉与模式识别 · 计算机科学 2020-10-01 Aman Chadha , John Britto , M. Mani Roja

The detection performance of small objects in remote sensing images is not satisfactory compared to large objects, especially in low-resolution and noisy images. A generative adversarial network (GAN)-based model called enhanced…

计算机视觉与模式识别 · 计算机科学 2020-04-30 Jakaria Rabbi , Nilanjan Ray , Matthias Schubert , Subir Chowdhury , Dennis Chao

Recognition of human actions and associated interactions with objects and the environment is an important problem in computer vision due to its potential applications in a variety of domains. The most versatile methods can generalize to…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Behnoosh Parsa , Athma Narayanan , Behzad Dariush

Electroencephalogram (EEG) artifact detection in real-world settings faces significant challenges such as computational inefficiency in multi-channel methods, poor robustness to simultaneous noise, and trade-offs between accuracy and…

机器学习 · 计算机科学 2025-10-10 Hossein Enshaei , Pariya Jebreili , Sayed Mahmoud Sakhaei

Magnetic Resonance Imaging allows high resolution data acquisition with the downside of motion sensitivity due to relatively long acquisition times. Even during the acquisition of a single 2D slice, motion can severely corrupt the image.…

数值分析 · 数学 2024-04-12 Mathias S. Feinler , Bernadette N. Hahn

Defective and inconsistent responses in CT detectors can cause ring and streak artifacts in the reconstructed images, making them unusable for clinical purposes. In recent years, several ring artifact reduction solutions have been proposed…

计算机视觉与模式识别 · 计算机科学 2026-02-13 Hongxu Yang , Levente Lippenszky , Edina Timko , Gopal Avinash

Graph convolutional network based methods that model the body-joints' relations, have recently shown great promise in 3D skeleton-based human motion prediction. However, these methods have two critical issues: first, deep graph convolutions…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Maosen Li , Siheng Chen , Zijing Zhang , Lingxi Xie , Qi Tian , Ya Zhang

Background: To systematically review and perform a meta-analysis of artificial intelligence (AI)-driven methods for detecting and correcting magnetic resonance imaging (MRI) motion artifacts, assessing current developments, effectiveness,…

计算机视觉与模式识别 · 计算机科学 2025-12-24 Mojtaba Safari , Zach Eidex , Richard L. J. Qiu , Matthew Goette , Tonghe Wang , Xiaofeng Yang

Scene Graph Generation (SGG) aims to explore the relationships between objects in images and obtain scene summary graphs, thereby better serving downstream tasks. However, the long-tailed problem has adversely affected the scene graph's…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Yansheng Li , Tingzhu Wang , Kang Wu , Linlin Wang , Xin Guo , Wenbin Wang

Deep learning based generative adversarial networks (GAN) can effectively perform image reconstruction with under-sampled MR data. In general, a large number of training samples are required to improve the reconstruction performance of a…

图像与视频处理 · 电气工程与系统科学 2021-05-19 Jun Lv , Guangyuan Li , Xiangrong Tong , Weibo Chen , Jiahao Huang , Chengyan Wang , Guang Yang

Medical ultrasound provides images which are the spatial map of the tissue echogenicity. Unfortunately, an ultrasound image is a low-quality version of the expected Tissue Reflectivity Function (TRF) mainly due to the non-ideal Point Spread…

图像与视频处理 · 电气工程与系统科学 2021-09-28 Sobhan Goudarzi , Hassan Rivaz

This paper presents the development of a generative adversarial network (GAN) for synthesizing dental panoramic radiographs. Although exploratory in nature, the study aims to address the scarcity of data in dental research and education. We…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Soren Pedersen , Sanyam Jain , Mikkel Chavez , Viktor Ladehoff , Bruna Neves de Freitas , Ruben Pauwels

While many visual ego-motion algorithm variants have been proposed in the past decade, learning based ego-motion estimation methods have seen an increasing attention because of its desirable properties of robustness to image noise and…

计算机视觉与模式识别 · 计算机科学 2019-06-20 Guangyao Zhai , Liang Liu , Linjian Zhang , Yong Liu