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Hidden Markov Models (HMMs) comprise a powerful generative approach for modeling sequential data and time-series in general. However, the commonly employed assumption of the dependence of the current time frame to a single or multiple…

机器学习 · 计算机科学 2021-09-13 Konstantinos P. Panousis , Sotirios Chatzis , Sergios Theodoridis

Malware detection is an interesting and valuable domain to work in because it has significant real-world impact and unique machine-learning challenges. We investigate existing long-range techniques and benchmarks and find that they're not…

密码学与安全 · 计算机科学 2024-03-28 Mohammad Mahmudul Alam , Edward Raff , Stella Biderman , Tim Oates , James Holt

The outbreak of the COVID-19 (Coronavirus disease 2019) pandemic has changed the world. According to the World Health Organization (WHO), there have been more than 100 million confirmed cases of COVID-19, including more than 2.4 million…

A deterministic mutation-selection model in the sequence space approach is investigated. Genotypes are identified with two-letter sequences. Mutation is modelled as a Markov process, fitness functions are of Hopfield type, where the fitness…

种群与进化 · 定量生物学 2016-09-08 Tini Garske

An increasing number of control techniques are introduced to HIV infection problem to explore the options of helping clinical testing, optimizing drug treatments and to study the drug resistance situations. In such cases, complete/accurate…

最优化与控制 · 数学 2019-07-17 Fei Sun , Kamran Turkoglu

We propose a novel computational framework leveraging hypergraph theory to analyse cancer stem cell markers (CSCMs) across multiple organs. Hypergraphs provide a robust representation of CSCM co-expression patterns, capturing their complex…

生物物理 · 物理学 2025-08-01 David H. Margarit , Gustavo Paccosi , Marcela V. Reale , Lilia M. Romanelli

Heart disease, also known as cardiovascular disease, is a prevalent and critical medical condition characterized by the impairment of the heart and blood vessels, leading to various complications such as coronary artery disease, heart…

计算机视觉与模式识别 · 计算机科学 2023-10-20 Zeynep Hilal Kilimci , Mustafa Yalcin , Ayhan Kucukmanisa , Amit Kumar Mishra

Microarray time course (MTC) gene expression data are commonly collected to study the dynamic nature of biological processes. One important problem is to identify genes that show different expression profiles over time and pathways that are…

应用统计 · 统计学 2008-12-18 Zhi Wei , Hongzhe Li

When modelling HIV epidemics, it is important to incorporate set-point viral load and its heritability. As set-point viral load distributions can differ significantly amongst epidemics, it is imperative to account for the observed local…

种群与进化 · 定量生物学 2018-11-28 Pieter Libin , Laurens Hernalsteen , Kristof Theys , Perpetua Gomes , Ana Abecasis , Ann Nowe

Transformers, due to their ability to learn long range dependencies, have overcome the shortcomings of convolutional neural networks (CNNs) for global perspective learning. Therefore, they have gained the focus of researchers for several…

图像与视频处理 · 电气工程与系统科学 2023-10-30 Momina Liaqat Ali , Zunaira Rauf , Asifullah Khan , Anabia Sohail , Rafi Ullah , Jeonghwan Gwak

We propose a causal hidden Markov model to achieve robust prediction of irreversible disease at an early stage, which is safety-critical and vital for medical treatment in early stages. Specifically, we introduce the hidden variables which…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Jing Li , Botong Wu , Xinwei Sun , Yizhou Wang

We study an epidemic model for a constant population by taking into account four compartments of the individuals characterizing their states of health. Each individual is in one of the compartments susceptible (S); incubated - infected yet…

种群与进化 · 定量生物学 2023-04-20 Teo Granger , Thomas M. Michelitsch , Michael Bestehorn , Alejandro P. Riascos , Bernard A. Collet

Hepatocellular carcinoma (HCC) is the most common primary liver malignancy and is a leading cause of cancer-related death worldwide. However, cure is not possible with currently used therapies, and there is not so much approved targeted…

基因组学 · 定量生物学 2017-07-18 Liang Yu , Fengdan Xu , Lin Gao

The growing threat of antibiotic resistance necessitates accurate differentiation between bacterial and viral infections for proper antibiotic administration. In this study, a Virus vs. Bacteria machine learning model was developed to…

Multiple mechanisms in the HIV lifecycle play a role in its ability to evade therapy and become a chronic, difficult-to-treat infection. Within its major cellular target, the activated T cell, many steps occur between viral entry and viral…

细胞行为 · 定量生物学 2017-12-04 Jayodita C. Sanghvi , Don Mai , Adam P. Arkin , David V. Schaffer

In this article, the feasibility of using optimal control theory will be studied to develop control theoretic methods for personalized treatment of HCV patients. The mathematical model for HCV progression includes compartments for healthy…

最优化与控制 · 数学 2023-09-07 Anh-Tuan Nguyen , Hien Tran

We aim at the construction of a Hidden Markov Model (HMM) of assigned complexity (number of states of the underlying Markov chain) which best approximates, in Kullback-Leibler divergence rate, a given stationary process. We establish, under…

最优化与控制 · 数学 2014-07-03 Lorenzo Finesso , Angela Grassi , Peter Spreij

Due to physiological variation, patients diagnosed with the same condition may exhibit divergent, but related, responses to the same treatments. Hidden Parameter Markov Decision Processes (HiP-MDPs) tackle this transfer-learning problem by…

机器学习 · 统计学 2016-12-05 Taylor Killian , George Konidaris , Finale Doshi-Velez

In this paper, we aim to discover archetypical patterns of individual evolution in large social networks. In our work, an archetype comprises of $\textit{progressive stages}$ of distinct behavior. We introduce a novel Gaussian Hidden Markov…

社会与信息网络 · 计算机科学 2019-04-08 Kanika Narang , Austin Chung , Hari Sundaram , Snigdha Chaturvedi

There are many tasks within video compression which require fast bit rate estimation. As an example, rate-control algorithms are only feasible because it is possible to estimate the required bit rate without needing to encode the entire…

图像与视频处理 · 电气工程与系统科学 2022-02-16 Fabian Brand , Christian Herglotz , André Kaup
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