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Structural coloration is commonly modeled using wave optics for reliable and photorealistic rendering of natural, quasi-periodic and complex nanostructures. Such models often rely on dense, preliminary or preprocessed data to accurately…

图形学 · 计算机科学 2025-07-03 Narayan Kandel , Daljit Singh J. S. Dhillon

Brain lesions are abnormalities or injuries in brain tissue that are often detectable using magnetic resonance imaging (MRI), which reveals structural changes in the affected areas. This broad definition of brain lesions includes areas of…

计算机视觉与模式识别 · 计算机科学 2025-07-09 Omar Zamzam , Haleh Akrami , Anand Joshi , Richard Leahy

A preliminary iterative 3D meso-scale structural model of the femur was developed, in which bar and shell elements were used to represent trabecular and cortical bone respectively. The cross-sectional areas of the bar elements and the…

医学物理 · 物理学 2012-03-01 Andrew T. M. Phillips

A theoretical foundation is developed for active seismic reconstruction of fractures endowed with spatially-varying interfacial condition (e.g.~partially-closed fractures, hydraulic fractures). The proposed indicator functional carries a…

地球物理 · 物理学 2017-04-05 Fatemeh Pourahmadian , Bojan B. Guzina , Houssem Haddar

Fluorescence spectroscopy and modeling provide powerful means to characterize biomacromolecular structures, dynamics, and interactions. F\"orster resonance energy transfer serves as a key technique for this due to its nanometer-scale…

生物物理 · 物理学 2026-02-26 Thomas-Otavio Peulen , Daria Maksutova , Thorben Cordes

Accurate prediction of spatially dependent functional data is critical for various engineering and scientific applications. In this study, a spatial functional deep neural network model was developed with a novel non-linear modeling…

统计方法学 · 统计学 2025-04-18 Merve Basaran , Ufuk Beyaztas , Han Lin Shang , Zaher Mundher Yaseen

We consider the problem of predicting a real random variable from a functional explanatory variable. The problem is attacked by mean of nonparametric kernel approach which has been recently adapted to this functional context. We derive…

统计理论 · 数学 2016-08-16 Frédéric Ferraty , André Mas , Philippe Vieu

A new statistical model designed for regression analysis with a sparse design matrix is proposed. This new model utilizes the positions of the limited non-zero elements in the design matrix to decompose the regression model into…

应用统计 · 统计学 2022-01-17 Hsien-Wei Chen

Functional magnetic resonance imaging (fMRI) data provides information concerning activity in the brain and in particular the interactions between brain regions. Resting state fMRI data is widely used for inferring connectivities in the…

应用统计 · 统计学 2019-03-04 Christina Stoehr , John A D Aston , Claudia Kirch

Ferromagnetic resonance (FMR) spectroscopy is a powerful method for quantifying internal magnetic anisotropy fields in nanoparticles, which is important in a wide range of biomedical and storage applications. The interpretation of FMR…

材料科学 · 物理学 2022-06-02 David Slay , Michalis Charilaou

Phase-field models of fracture introduce smeared cracks of width commensurate with a regularisation length parameter $\epsilon$ and obeying a minimum energy principle. Mesh adaptivity naturally suggests itself as a means of supplying…

计算工程、金融与科学 · 计算机科学 2022-06-01 Dhananjay Phansalkar , Kerstin Weinberg , Michael Ortiz , Sigrid Leyendecker

Measurement error is an important problem that has not been very well studied in the context of Functional Data Analysis. To the best of our knowledge, there are no existing methods that address the presence of functional measurement errors…

统计理论 · 数学 2018-09-19 Sneha Jadhav , Shuangge Ma

Regression analyses based on transformations of cumulative incidence functions are often adopted when modeling and testing for treatment effects in clinical trial settings involving competing and semi-competing risks. Common frameworks…

统计方法学 · 统计学 2024-01-11 Alexandra Bühler , Richard J Cook , Jerald F Lawless

Limited DXA access hinders osteoporosis screening. This proof-of-concept study proposes using widely available knee X-rays for opportunistic Bone Mineral Density (BMD) estimation via deep learning, emphasizing robust uncertainty…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Long Hui , Wai Lok Yeung

The term "Active Plasma Resonance Spectroscopy" refers to a class of diagnostic methods which employ the ability of plasmas to resonate on or near the plasma frequency. The basic idea dates back to the early days of discharge physics: An…

等离子体物理 · 物理学 2015-06-12 Martin Lapke , Jens Oberrath , Thomas Mussenbrock , Ralf Peter Brinkmann

Segmentation of white matter lesions and deep grey matter structures is an important task in the quantification of magnetic resonance imaging in multiple sclerosis. In this paper we explore segmentation solutions based on convolutional…

The spatial random-effects model is flexible in modeling spatial covariance functions, and is computationally efficient for spatial prediction via fixed rank kriging. However, the success of this model depends on an appropriate set of basis…

统计方法学 · 统计学 2015-04-23 ShengLi Tzeng , Hsin-Cheng Huang

Understanding protein structure-function relationships is a key challenge in computational biology, with applications across the biotechnology and pharmaceutical industries. While it is known that protein structure directly impacts protein…

生物大分子 · 定量生物学 2020-11-02 Nicolas Swenson , Aditi S. Krishnapriyan , Aydin Buluc , Dmitriy Morozov , Katherine Yelick

Neural models learn data representations that lie on low-dimensional manifolds, yet modeling the relation between these representational spaces is an ongoing challenge. By integrating spectral geometry principles into neural modeling, we…

机器学习 · 计算机科学 2025-07-15 Marco Fumero , Marco Pegoraro , Valentino Maiorca , Francesco Locatello , Emanuele Rodolà

Histology has long been a foundational technique for studying anatomical structures through tissue slicing. Advances in computational methods now enable three dimensional (3D) reconstruction of organs from histology images, enhancing the…