Results 1 to 10 of about 146,834 (145)

ParasitoBank dataset for diagnosing intestinal parasitism: Helminths and protozoa in coprological samplesMendeley Data [PDF]

open access: yesData in Brief
Intestinal parasitism is an infection that affects people worldwide, with populations in developing countries being at a higher risk of acquiring it.
Jader Alejandro Muñoz Galindez   +2 more
doaj   +2 more sources

The dynamic Colombian sign language dataset for basic conversation LSC70Mendeley Data [PDF]

open access: yesData in Brief
Sign language is a form of non-verbal communication used by people with hearing disability. This form of communication relies on the use of signs, gestures, facial expressions, and more.
Jader Alejandro Muñoz Galindez   +2 more
doaj   +2 more sources

Analysis of Vibration Signals Based on Machine Learning for Crack Detection in a Low-Power Wind Turbine [PDF]

open access: yesEntropy, 2023
Currently, renewable energies, including wind energy, have been experiencing significant growth. Wind energy is transformed into electric energy through the use of wind turbines (WTs), which are located outdoors, making them susceptible to harsh weather ...
Angel H. Rangel-Rodriguez   +4 more
doaj   +2 more sources

Conditions to Flatten the Curvature Tensor Associated with a Symmetric Affine Connection

open access: yesJournal of Mathematics, 2022
In this study, we present a problem that consists in flattening the curvature associated with an affine connection on ℝ2. This problem involves distributions and symmetric affine connections defined on a differential manifold M.
Esperanza Cuellar   +2 more
doaj   +1 more source

Metodología formal de análisis del comportamiento dinámico de sistemas no lineales mediante lógica borrosa

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2015
Tener la capacidad para analizar un sistema desde un punto de vista dinámico puede ser muy útil en muchas circunstancias (sistemas industriales, biológicos, económicos, . . . ). El análisis dinámico de un sistema permite conocer su comportamiento y la respuesta que presentará a distintos estímulos de entrada, su estabilidad en lazo abierto ...
Barragán, Antonio Javier   +3 more
openaire   +6 more sources

A circular model for song motor control in Serinus canaria [PDF]

open access: yes, 2015
Song production in songbirds is controlled by a network of nuclei distributed across several brain regions, which drives respiratory and vocal motor systems to generate sound.
Alonso, Rodrigo   +4 more
core   +1 more source

Efecto de la corriente pulsada en el proceso de soldadura GTAW en titanio 6Al4V con y sin metal de aporte

open access: yesRevista de Metalurgia, 2016
En este trabajo se determinó la influencia de la corriente continua, la corriente pulsada con 20 y 50 Hz de frecuencia en las propiedades mecánicas, microestructura así como ancho del cordón del proceso de soldadura GTAW en titanio 6Al4V de 1,6 mm de ...
Celso E. Cruz-González   +3 more
doaj   +1 more source

¿Sistemas dinámicos en ciencias sociales? [PDF]

open access: yes, 2011
Dynamical systems are a specific kind of complex systems, namely: self-reference systems, autopoietic systems, disipative systems, adaptative complex systems, etc.
Carrasco, Ignacio, Vivanco, Manuel
core   +2 more sources

Integración por cuantificación de sistemas stiff

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2007
Resumen: Este artículo presenta un nuevo método de integración numérica de ecuaciones diferenciales ordinarias basado en la cuantificación de las variables de estado.
Gustavo Migoni   +2 more
doaj   +1 more source

Wavelet Transform-Statistical Time Features-Based Methodology for Epileptic Seizure Prediction Using Electrocardiogram Signals

open access: yesMathematics, 2020
Epilepsy is a brain disorder that affects about 50 million persons around the world and is characterized by generating recurrent seizures, which can put patients in permanent because of falls, drowning, burns, and prolonged seizures that they can suffer.
Andrea V. Perez-Sanchez   +4 more
doaj   +1 more source

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