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Magnetic Resonance Spectroscopic Imaging (MRSI) is a clinical imaging modality for measuring tissue metabolite levels in-vivo. An accurate estimation of spectral parameters allows for better assessment of spectral quality and metabolite…

计算机视觉与模式识别 · 计算机科学 2018-05-28 Dhritiman Das , Eduardo Coello , Rolf F Schulte , Bjoern H Menze

Quantitative magnetic resonance imaging (qMRI) allows images to be compared across sites and time points, which is particularly important for assessing long-term conditions or for longitudinal studies. The multiparametric mapping (MPM)…

信号处理 · 电气工程与系统科学 2024-10-24 Klara Baś , Christian Lambert , John Ashburner

With pervasive applications of medical imaging in health-care, biomedical image segmentation plays a central role in quantitative analysis, clinical diagno- sis, and medical intervention. Since manual anno- tation su ers limited…

计算机视觉与模式识别 · 计算机科学 2018-03-14 Xiaowei Xu , Qing Lu , Yu Hu , Lin Yang , Sharon Hu , Danny Chen , Yiyu Shi

Despite the success of CNN models on a variety of Image classification and segmentation tasks, their extensive computational and storage demands pose considerable challenges for real-world deployment on resource-constrained devices.…

计算机视觉与模式识别 · 计算机科学 2025-09-10 Ahmed Luqman , Khuzemah Qazi , Murray Patterson , Malik Jahan Khan , Imdadullah Khan

Recent advances in types and extent of medical imaging technologies has led to proliferation of multimodal quantitative imaging data in cancer. Quantitative medical imaging data refer to numerical representations derived from medical…

Quantitative MRI (qMRI) is becoming increasingly important for research and clinical applications, however, state-of-the-art reconstruction methods for qMRI are computationally prohibitive. We propose a temporal multiscale approach to…

最优化与控制 · 数学 2021-03-31 Samuel Cortinhas , Mohammad Golbabaee , Matthias J. Ehrhardt

Motivation: Tumor classification using Imaging Mass Spectrometry (IMS) data has a high potential for future applications in pathology. Due to the complexity and size of the data, automated feature extraction and classification steps are…

Quantitative mapping of magnetic resonance (MR) parameters have been shown as valuable methods for improved assessment of a range of diseases. Due to the need to image an anatomic structure multiple times, parameter mapping usually requires…

计算机视觉与模式识别 · 计算机科学 2018-09-11 Fang Liu , Li Feng , Richard Kijowski

The diagnosis and segmentation of tumors using any medical diagnostic tool can be challenging due to the varying nature of this pathology. Magnetic Reso- nance Imaging (MRI) is an established diagnostic tool for various diseases and…

计算机视觉与模式识别 · 计算机科学 2017-11-01 Tanvi Gupta , Pranay Manocha , Tapan K. Gandhi , RK Gupta , BK Panigrahi

We introduce machine learning models of quantum mechanical observables of atoms in molecules. Instant out-of-sample predictions for proton and carbon nuclear chemical shifts, atomic core level excitations, and forces on atoms reach…

化学物理 · 物理学 2015-08-26 Matthias Rupp , Raghunathan Ramakrishnan , O. Anatole von Lilienfeld

Objective: We propose a method for the reconstruction of parameter-maps in Quantitative Magnetic Resonance Imaging (QMRI). Methods: Because different quantitative parameter-maps differ from each other in terms of local features, we propose…

图像与视频处理 · 电气工程与系统科学 2023-08-08 Andreas Kofler , Kirsten Miriam Kerkering , Laura Göschel , Ariane Fillmer , Cristoph Kolbitsch

Quantized deep neural networks (QDNNs) are necessary for low-power, high throughput, and embedded applications. Previous studies mostly focused on developing optimization methods for the quantization of given models. However, quantization…

机器学习 · 计算机科学 2020-06-02 Yoonho Boo , Sungho Shin , Wonyong Sung

Magnetic resonance imaging (MRI) is a powerful and versatile imaging technique, offering a wide spectrum of information about the anatomy by employing different acquisition modalities. However, in the clinical workflow, it is impractical to…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Yicheng Wu , Tao Song , Zhonghua Wu , Jin Ye , Zongyuan Ge , Wenjia Bai , Zhaolin Chen , Jianfei Cai

Novel methods for quantitative, transient-state multiparametric imaging are increasingly being demonstrated for assessment of disease and treatment efficacy. Here, we build on these by assessing the most common Non-Cartesian readout…

Mixed-precision quantization methods have been proposed to reduce model size while minimizing accuracy degradation. However, existing studies require retraining and do not consider the computational overhead and intermediate representations…

人工智能 · 计算机科学 2025-01-14 Jeongseok Kim , Jemin Lee , Yongin Kwon , Daeyoung Kim

Recent advancements in machine learning achieved by Deep Neural Networks (DNNs) have been significant. While demonstrating high accuracy, DNNs are associated with a huge number of parameters and computations, which leads to high memory…

机器学习 · 计算机科学 2023-12-20 Babak Rokh , Ali Azarpeyvand , Alireza Khanteymoori

Magnetic Resonance Imaging (MRI) offers unparalleled soft-tissue contrast but is fundamentally limited by long acquisition times. While deep learning-based accelerated MRI can dramatically shorten scan times, the reconstruction from…

图像与视频处理 · 电气工程与系统科学 2025-08-22 Paul Fischer , Jan Nikolas Morshuis , Thomas Küstner , Christian Baumgartner

Magnetic Resonance Imaging (MRI) is a non-invasive diagnostic and radiotherapy (RT) planning tool, offering detailed insights into the anatomy of the human body. The extensive scan time is stressful for patients, who must remain motionless…

图像与视频处理 · 电气工程与系统科学 2023-11-23 Shahinur Alam , Jinsoo Uh , Alexander Dresner , Chia-ho Hua , Khaled Khairy

Quantitative Magnetic Resonance Imaging (qMRI) enables the reproducible measurement of biophysical parameters in tissue. The challenge lies in solving a nonlinear, ill-posed inverse problem to obtain the desired tissue parameter maps from…

图像与视频处理 · 电气工程与系统科学 2024-05-08 Felix F Zimmermann , Christoph Kolbitsch , Patrick Schuenke , Andreas Kofler

Convolutional Neural Networks (CNNs) have proven to be a powerful state-of-the-art method for image classification tasks. One drawback however is the high computational complexity and high memory consumption of CNNs which makes them…

计算机视觉与模式识别 · 计算机科学 2021-02-04 Rishabh Goyal , Joaquin Vanschoren , Victor van Acht , Stephan Nijssen