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Imaging demonstrates that preclinical and human tumors are heterogeneous, i.e. a single tumor can exhibit multiple regions that behave differently during both normal development and also in response to treatment. The large variations…

计算机视觉与模式识别 · 计算机科学 2022-09-08 P. D. Tar , N. A. Thacker , J. P. B. O'Connor

The tumour microenvironment plays a fundamental role in understanding the development and progression of cancer. This paper proposes a novel spatial point process model that accounts for inhomogeneity and interaction to flexibly model a…

应用统计 · 统计学 2023-07-13 Jonatan A. González , Paula Moraga

We discuss a cancer hallmark network framework for modelling genome-sequencing data to predict cancer clonal evolution and associated clinical phenotypes. Strategies of using this framework in conjunction with genome sequencing data in an…

分子网络 · 定量生物学 2014-08-12 Edwin Wang , Naif Zaman , Shauna Mcgee , Jean-Sébastien Milanese , Ali Masoudi-Nejad , Maureen O'Connor

The K-matrix formalism is applied to a schematic model for nuclear fission. The purpose is to explore the dependence of observables on the assumptions made about the configuration space and nucleon interaction in the Hamiltonian of the…

核理论 · 物理学 2020-04-01 G. F. Bertsch

The vast amount of sequencing data presently available allow the scientific community to explore a range of genetic variables that may drive and progress cancer. A myriad of predictive tools has been proposed, allowing researchers and…

基因组学 · 定量生物学 2023-03-31 Mona Nourbakhsh , Kristine Degn , Astrid Saksager , Matteo Tiberti , Elena Papaleo

Excess hazard modeling is one of the main tools in population-based cancer survival research. Indeed, this setting allows for direct modeling of the survival due to cancer even in the absence of reliable information on the cause of death,…

统计方法学 · 统计学 2022-04-12 A. Eletti , G. Marra , M. Quaresma , R. Radice , F. J. Rubio

Survival models are used in various fields, such as the development of cancer treatment protocols. Although many statistical and machine learning models have been proposed to achieve accurate survival predictions, little attention has been…

机器学习 · 计算机科学 2020-03-26 Hrushikesh Loya , Pranav Poduval , Deepak Anand , Neeraj Kumar , Amit Sethi

Adaptive therapy is a promising paradigm for treating cancers, that exploits competitive interactions between drug-sensitive and drug-resistant cells, thereby avoiding or delaying treatment failure due to evolution of drug resistance within…

种群与进化 · 定量生物学 2024-09-12 Yuri G. Vilela , Artur C. Fassoni , Armando G. M. Neves

The simplest approximation of interaction potential between amino-acids in proteins is the contact potential, which defines the effective free energy of a protein conformation by a set of amino acid contacts formed in this conformation.…

生物大分子 · 定量生物学 2007-05-23 Jainab Kahtun , Sagar D. Khare , Nikolay V. Dokholyan

A framework is presented for fitting inverse problem models via variational Bayes approximations. This methodology guarantees flexibility to statistical model specification for a broad range of applications, good accuracy and reduced model…

统计方法学 · 统计学 2024-09-05 Luca Maestrini , Robert G. Aykroyd , Matt P. Wand

Magnetic Particle Imaging is an emerging imaging modality through which it is possible to detect tracers containing superparamagnetic nanoparticles. The exposure of the particles to dynamic magnetic fields generates a non-linear response…

数值分析 · 数学 2024-06-19 Vladyslav Gapyak , Thomas März , Andreas Weinmann

Fragment-based shape signature techniques have proven to be powerful tools for computer-aided drug design. They allow scientists to search for target molecules with some similarity to a known active compound. They do not require reference…

人工智能 · 计算机科学 2022-01-05 Thierry Petit , Randy J. Zauhar

Biological systems are often modeled as a system of ordinary differential equations (ODEs) with time-invariant parameters. However, cell signaling events or pharmacological interventions may alter the cellular state and induce multi-mode…

定量方法 · 定量生物学 2020-04-28 Bing Liu

The paper presents a computational stochastic model of virtual cells irradiation, based on Quasi-Markov Chain Monte Carlo method and using biophysical input. The model is based on a stochastic tree of probabilities for each cell of the…

生物物理 · 物理学 2014-12-23 Krzysztof Wojciech Fornalski

Accurate image registration is essential in many medical imaging applications, yet most deep registration networks provide little indication of when or where their predictions are unreliable. Existing uncertainty estimation approaches, such…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Lin Tian , Xiaoling Hu , Juan Eugenio Iglesias

Histopathology remains the gold standard for cancer diagnosis and prognosis. With the advent of transcriptome profiling, multi-modal learning combining transcriptomics with histology offers more comprehensive information. However, existing…

图像与视频处理 · 电气工程与系统科学 2026-03-03 Yupei Zhang , Xiaofei Wang , Anran Liu , Lequan Yu , Chao Li

Most recently, the pathology diagnosis of cancer is shifting to integrating molecular makers with histology features. It is a urgent need for digital pathology methods to effectively integrate molecular markers with histology, which could…

图像与视频处理 · 电气工程与系统科学 2023-06-28 Xiaofei Wang , Stephen Price , Chao Li

Sparse latent multi-factor models have been used in many exploratory and predictive problems with high-dimensional multivariate observations. Because of concerns with identifiability, the latent factors are almost always assumed to be…

应用统计 · 统计学 2013-12-09 Vinicius Diniz Mayrink , Joseph Edward Lucas

Semiparametric regression offers a flexible framework for modeling non-linear relationships between a response and covariates. A prime example are generalized additive models where splines (say) are used to approximate non-linear functional…

统计理论 · 数学 2018-10-05 Francis K. C. Hui , Chong You , Han Lin Shang , Samuel Müller

We propose a diffuse interface model to describe tumor as a multicomponent deformable porous medium. We include mechanical effects in the model by coupling the mass balance equations for the tumor species and the nutrient dynamics to a…

偏微分方程分析 · 数学 2021-09-23 Pavel Krejci , Elisabetta Rocca , Juergen Sprekels