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TaxaPLN: a taxonomy-aware augmentation strategy for microbiome-trait classification including metadata [PDF]

open access: yesBMC Bioinformatics
Background The gut microbiome plays a crucial role in human health, making it a cornerstone of modern biomedical research. To study its structure and dynamics, machine learning models are increasingly used to identify key microbial patterns associated ...
Alexandre Chaussard   +3 more
doaj   +2 more sources

A Sequential Design for Extreme Quantile Estimation Under Binary Sampling [PDF]

open access: yesEntropy
We propose a sequential design method aiming at the estimation of an extreme quantile based on a sample of binary data corresponding to peaks over a given threshold.
Michel Broniatowski, Emilie Miranda
doaj   +2 more sources

Unraveling the Transmission Dynamics of a Novel Norovirus GII.17[P17] Lineage During Two Consecutive Outbreaks in a Spanish Hospital. [PDF]

open access: yesJ Med Virol
ABSTRACT Norovirus outbreaks in healthcare settings pose significant challenges to infection prevention and control (IPC). To prevent and control such outbreaks efficiently, identifying sources and transmission clusters (TCs) is crucial but often limited by traditional outbreak investigations.
Kutter JS   +10 more
europepmc   +2 more sources

Global patterns and drivers of influenza decline during the COVID-19 pandemic [PDF]

open access: yesInternational Journal of Infectious Diseases, 2023
Objectives: The influenza circulation reportedly declined during the COVID-19 pandemic in many countries. The occurrence of this change has not been studied worldwide nor its potential drivers.
Francesco Bonacina   +5 more
doaj   +2 more sources

Some Theoretical Foundations of Bare-Simulation Optimization of Some Directed Distances between Fuzzy Sets Respectively Basic Belief Assignments [PDF]

open access: yesEntropy
It is well known that in information theory—as well as in the adjacent fields of statistics, machine learning and artificial intelligence—it is essential to quantify the dissimilarity between objects of uncertain/imprecise/inexact/vague information ...
Michel Broniatowski, Wolfgang Stummer
doaj   +2 more sources

Comparing the ability of embedding methods on metabolic hypergraphs for capturing taxonomy-based features [PDF]

open access: yesAlgorithms for Molecular Biology
Background Metabolic networks are complex systems that describe the biochemical reactions within an organism through pairwise interactions between chemical compounds.
Mattia Cervellini   +3 more
doaj   +2 more sources

La pondération des mises de des Grieux et de Manon Lescaut

open access: yesQuêtes Littéraires, 2023
Spinoza réfléchit à la manière d’égaliser proportionnellement les mises dans un jeu de hasard lorsque les joueurs ont des moyens inégaux les uns par rapport aux autres. Dans Manon Lescaut (1731, 1753), le roman de Prévost, les amants misent différemment
Servanne Woodward
doaj   +1 more source

Anomaly Detection in Financial Time Series by Principal Component Analysis and Neural Networks

open access: yesAlgorithms, 2022
A major concern when dealing with financial time series involving a wide variety of market risk factors is the presence of anomalies. These induce a miscalibration of the models used to quantify and manage risk, resulting in potential erroneous risk ...
Stéphane Crépey   +3 more
doaj   +1 more source

Dynamique du travail mathématique en classe entre un enseignant et des groupes d’élèves sur la simulation en probabilités : une étude de cas

open access: yesAnnales de Didactique et de Sciences Cognitives, 2020
The purpose of this contribution is to characterize the work of a teacher on simulations in probability in grade 9 course in France (14-15 year-old students).
Blandine Masselin
doaj   +1 more source

Lengths and heights of random walk excursions [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2003
Consider a simple symmetric random walk on the line. The parts of the random walk between consecutive returns to the origin are called excursions. The heights and lengths of these excursions can be arranged in decreasing order.
Endre Csáki, Yueyun Hu
doaj   +1 more source

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