Results 1 to 10 of about 1,672 (135)

Benchmarking Analysis of the Accuracy of Classification Methods Related to Entropy

open access: yesEntropy, 2021
In the machine learning literature we can find numerous methods to solve classification problems. We propose two new performance measures to analyze such methods. These measures are defined by using the concept of proportional reduction of classification
Yolanda Orenes   +3 more
doaj   +1 more source

On the Increasing Convex Order of Relative Spacings of Order Statistics

open access: yesMathematics, 2021
Relative spacings are relative differences between order statistics. In this context, we extend previous results concerning the increasing convex order of relative spacings of two distributions from the case of consecutive spacings to general spacings ...
Antonia Castaño-Martínez   +2 more
doaj   +1 more source

Key factors affecting people’s unwillingness to be confined during the COVID-19 pandemic in Spain: a large-scale population study

open access: yesScientific Reports, 2021
Population confinements have been one of the most widely adopted non-pharmaceutical interventions (NPIs) implemented by governments across the globe to help contain the spread of the SARS-CoV-2 virus.
Marina Martinez-Garcia   +5 more
doaj   +1 more source

On the $$(k,\ell )$$ ( k , ℓ ) -anonymity of networks via their k-metric antidimension

open access: yesScientific Reports, 2023
This work focuses on the $$(k,\ell )$$ ( k , ℓ ) -anonymity of some networks as a measure of their privacy against active attacks. Two different types of networks are considered.
Elena Fernández   +3 more
doaj   +1 more source

optimalFlow: optimal transport approach to flow cytometry gating and population matching

open access: yesBMC Bioinformatics, 2020
Background Data obtained from flow cytometry present pronounced variability due to biological and technical reasons. Biological variability is a well-known phenomenon produced by measurements on different individuals, with different characteristics such ...
Eustasio del Barrio   +4 more
doaj   +1 more source

Effective Algorithms for the Economic Lot-Sizing Problem with Bounded Inventory and Linear Fixed-Charge Cost Structure

open access: yesMathematics, 2021
Efficient algorithms for the economic lot-sizing problem with storage capacity are proposed. On the one hand, for the cost structure consisting of general linear holding and ordering costs and fixed setup costs, an OT2 dynamic programming algorithm is ...
José M. Gutiérrez   +3 more
doaj   +1 more source

Production/Inventory Policies for a Two-Echelon System with Credit Period Incentives

open access: yesMathematics, 2021
Trade credit is a crucial source of capital particularly for small businesses with limited financing opportunities. Inventory models considering trade credit financing have been widely studied.
Beatriz Abdul-Jalbar   +3 more
doaj   +1 more source

The Domatic Partition Problem in Separable Graphs

open access: yesMathematics, 2022
The domatic partition problem consists of partitioning a given graph into a maximum number of disjoint dominating sets. This problem is related with the domatic number problem, which consists of quantifying this maximum number of disjoint dominating sets.
Mercedes Landete, José Luis Sainz-Pardo
doaj   +1 more source

Puntos de servicio en aseos públicos para minimizar y equilibrar los tiempos de espera de hombres y mujeres

open access: yesInformes de la Construccion, 2017
Se plantea el problema de las colas que se presentan habitualmente en los aseos de señoras en contraste con la fluidez con que se accede a los de caballeros, considerando que esta situación tiene solución ya que es sólo debida al mal dimensionado de los ...
P. Grima   +2 more
doaj   +1 more source

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