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We compute the next-to-next-to-leading order (NNLO) QCD corrections to event shape distributions and their mean values in deep inelastic lepton-nucleon scattering. The magnitude and shape of the corrections varies considerably between…

高能物理 - 唯象学 · 物理学 2019-09-09 T. Gehrmann , A. Huss , J. Mo , J. Niehues

A finite-dimensional matrix model for the nucleon-nucleon cross section operator is used to calculate the dispersive correction to nucleon-nucleus total cross sections, and the leading terms in its expansion in the number of inelastic…

核理论 · 物理学 2007-05-23 David R. Harrington

In survival analysis, cure models have gained much importance due to rapid advancements in medical sciences. More recently, a subset of cure models, called destructive cure models, have been studied extensively under competing risks…

统计方法学 · 统计学 2021-09-20 Narayanaswamy Balakrishnan , Sandip Barui

We present a new modelling approach for longitudinal count data that is motivated by the increasing availability of longitudinal RNA-sequencing experiments. The distribution of RNA-seq counts typically exhibits overdispersion,…

统计方法学 · 统计学 2020-08-27 Mirko Signorelli , Pietro Spitali , Roula Tsonaka

Radiation therapy is the primary method used to treat cancer in the clinic. Its goal is to deliver a precise dose to the planning target volume (PTV) while protecting the surrounding organs at risk (OARs). However, the traditional workflow…

图像与视频处理 · 电气工程与系统科学 2024-04-10 Tara Gheshlaghi , Shahabedin Nabavi , Samire Shirzadikia , Mohsen Ebrahimi Moghaddam , Nima Rostampour

Currently, deep learning (DL) has achieved the automatic prediction of dose distribution in radiotherapy planning, enhancing its efficiency and quality. However, existing methods suffer from the over-smoothing problem for their commonly…

图像与视频处理 · 电气工程与系统科学 2023-11-07 Zhenghao Feng , Lu Wen , Peng Wang , Binyu Yan , Xi Wu , Jiliu Zhou , Yan Wang

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

Using a multiscale blood flow solver, the complete diffusion tensor of nanoparticle (NP) in sheared cellular blood flow is calculated over a wide range of shear rate and haematocrit. In the short-time regime, NPs exhibit anomalous…

生物物理 · 物理学 2019-06-12 Zixiang Liu , Jonathan R. Clausen , Rekha R. Rao , Cyrus K. Aidun

We propose LD(Low Dose) model, the extension of LDM model which was proposed in the previous paper [Y. Manabe et al.: J. Phys. Soc. Jpn. 81 (2012) 104004] to estimate biological damage caused by irradiation. LD model takes account of all…

生物物理 · 物理学 2015-06-05 Yuichiro Manabe , Masako Bando

Overfitting in deep learning has been the focus of a number of recent works, yet its exact impact on the behavior of neural networks is not well understood. This study analyzes overfitting by examining how the distribution of logits alters…

机器学习 · 计算机科学 2019-10-02 Zeju Li , Konstantinos Kamnitsas , Ben Glocker

Objective: To construct an analytical model instead of local effect modeling for the prediction of the biological effectiveness of nanoparticle radiosensitization. Approach: An extended local effects model is first proposed with a more…

Precision medicine aims for personalized prognosis and therapeutics by utilizing recent genome-scale high-throughput profiling techniques, including next-generation sequencing (NGS). However, translating NGS data faces several challenges.…

RNA-sequencing (RNA-Seq) has become a powerful technology to characterize gene expression profiles because it is more accurate and comprehensive than microarrays. Although statistical methods that have been developed for microarray data can…

应用统计 · 统计学 2015-01-29 Kai Dong , Hongyu Zhao , Xiang Wan , Tiejun Tong

In this work, we propose a Machine Learning model that generates an adjustable 3D dose distribution for external beam radiation therapy for head-and-neck cancer treatments. In contrast to existing Machine Learning methods that provide a…

Much progress has been made in the deep neural network (DNN) based diagnosis of mass lesions breast ultrasound (BUS) images. However, the non-mass lesion is less investigated because of the limited data. Based on the insight that mass data…

图像与视频处理 · 电气工程与系统科学 2022-04-20 Yangrun Hu , Yuanfan Guo , Fan Zhang , Mingda Wang , Tiancheng Lin , Rong Wu , Yi Xu

Imbalanced regression occurs when continuous target variables have skewed distributions, creating sparse regions that are difficult for machine learning models to predict accurately. This issue particularly affects neural networks, which…

机器学习 · 计算机科学 2025-04-22 Shayan Alahyari , Mike Domaratzki

Dispersive corrections to the total cross section for high-energy scattering from a heavy nucleus are calculated using a matrix model, based on the triple-Pomeron behavior of diffractive scattering from a single nucleon, for the cross…

核理论 · 物理学 2009-11-07 David R Harrington

Fully-supervised lesion recognition methods in medical imaging face challenges due to the reliance on large annotated datasets, which are expensive and difficult to collect. To address this, synthetic lesion generation has become a…

图像与视频处理 · 电气工程与系统科学 2026-02-16 Wenhui Lei , Henrui Tian , Linrui Dai , Hanyu Chen , Xiaofan Zhang

There is wide interest in studying how the distribution of a continuous response changes with a predictor. We are motivated by environmental applications in which the predictor is the dose of an exposure and the response is a health…

统计方法学 · 统计学 2018-05-10 Antonio Canale , Daniele Durante , David Dunson

It has been shown recently that changing the fluidic properties of a drug can improve its efficacy in ablating solid tumors. We develop a modeling framework for tumor ablation, and present the simplest possible model for drug diffusion in a…

细胞行为 · 定量生物学 2018-12-20 Aminur Rahman , Souparno Ghosh , Ranadip Pal