Results 31 to 40 of about 115,334 (163)

Analysis and reliability of separable systems

open access: yesOperations Research Perspectives, 2021
The operation of a system, such as a vehicle, communication network or automatic process, heavily depends on the correct operation of its components.
Héctor Cancela   +3 more
doaj   +1 more source

Formación de profesores en probabilidad [PDF]

open access: yes, 2014
¿Tienen los profesores de enseñanza de la matemática una formación correcta en probabilidad? La discusión se centrará en dos aspectos importantes: el concepto de probabilidad y la cultura estadística.
Sanabria, Giovanni
core  

Bias and Fairness in Radiomics: A Comparative Analysis of Machine Learning Models on Four Oncology Datasets

open access: yesInternational Journal of Imaging Systems and Technology, Volume 36, Issue 2, March 2026.
ABSTRACT Radiomics, the practice of mining quantitative features from medical imaging, has gained increasing popularity in diagnosing and treating cancer. However, clinical deployment and adoption of radiomics tools in real‐world practice remain limited. To increase trust in radiomics models, one of the main remaining challenges is ensuring fairness by
Esmeralda Ruiz Pujadas   +5 more
wiley   +1 more source

On Eulerian equilibria in K-order approximation of the gyrostat in the three-body problem

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
We consider the noncanonical Hamiltonian dynamics of a gyrostat in the three-body problem. By means of geometric-mechanics methods we study the approximate Poisson dynamics that arises when we develop the potential in series of Legendre and truncate this
J. A. Vera, A. Vigueras
doaj   +1 more source

Las propuestas de los docentes como constructores de sus propios materiales didácticos [PDF]

open access: yes, 2010
Respondiendo a los requerimientos de docentes de la Provincia de Santa Fe se diseña y pone en marcha un Postítulo en Matemática y Estadística en la Universidad Nacional de Rosario, con el fin de profundizar en distintas áreas del conocimiento específico ...
Anido, Mercedes, Terán, Teresita
core  

Optimizing Total Suspended Solids Mitigation in a Data‐Limited Watershed: A Network‐Based Advection–Reaction Model Applied to the Canal del Dique, Colombia

open access: yesWater Resources Research, Volume 62, Issue 2, February 2026.
Abstract Total Suspended Solids (TSS) significantly degrade water quality by reducing light penetration and oxygen availability, while facilitating the transport of toxic contaminants. Managing TSS in watersheds requires an understanding of both hydrological connectivity and pollutant dynamics; however, these efforts are significantly constrained by ...
Jesus Guzmán Pérez   +2 more
wiley   +1 more source

Metodología para la impartición de tópicos de estadística y probabilidades en la enseñanza preuniversitaria en Cuba [PDF]

open access: yes, 2007
En el trabajo se presenta una síntesis de la importancia que se atribuye a formar una cultura estadística en los ciudadanos, se caracterizan los programas de Matemática para décimo y duodécimo grado en Cuba, los que contemplan contenidos de Estadística ...
Alonso, Isabel, Zamora, Larisa
core  

Distorted distributions and ROC curves

open access: yesScandinavian Journal of Statistics, Volume 52, Issue 4, Page 1786-1815, December 2025.
Abstract We consider new distortion functions based on the receiver operating characteristic (ROC) and ordinal dominance (OD) curves. Various stochastic orders and aging properties are characterized by using the interpretation of ROC and OD distortions as cumulative distribution functions of suitable relative random variables.
Marco Capaldo   +2 more
wiley   +1 more source

Quantitative System Risk Assessment From Incomplete Data With Belief Networks and Pairwise Comparison Elicitation

open access: yesRisk Analysis, Volume 45, Issue 11, Page 4014-4038, November 2025.
ABSTRACT A method for conducting Bayesian elicitation and learning in risk assessment is presented. It assumes that the risk process can be described as a fault tree. This is viewed as a belief network, for which prior distributions on primary event probabilities are elicited by means of a pairwise comparison approach.
Cristina De Persis   +4 more
wiley   +1 more source

A sufficiently complicated noded Schottky group of rank three

open access: yesCubo, 2020
In 1974, Marden proved the existence of non-classical Schottky groups by a theoretical and non-constructive argument. Explicit examples are only known in rank two; the first one by Yamamoto in 1991 and later by Williams in 2009.
Rubén A. Hidalgo
doaj   +1 more source

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