Results 11 to 20 of about 556 (150)

El método gráfico y el aprendizaje del dominio y rango de funciones en alumnos de la carrera profesional de matemática y física de la UNHEVAL-2014

open access: yesInvestigación Valdizana, 2017
El problema que se detectó en la Especialidad de Matemática y Física de la UNHEVAL es que los alumnos con mucha dificultad podían determinar el dominio y rango de las funciones de manera analítica; ello constituye un problema de magnitud, porque serán ...
Melecio Paragua Morales
doaj   +6 more sources

The Potential of Non‐invasive Neurostimulation, tDCS for Cognitive Decline in Alzheimer’s Disease: Through the Lens of an Ongoing Clinical Trial [PDF]

open access: yesAlzheimer's &Dementia, Volume 20, Issue S1, December 2024.
Abstract Background Transcranial direct current stimulation (tDCS) is a non‐invasive neuromodulation method. Short‐term tDCS protocols have shown positive effects on cognitive outcomes in Alzheimer’s Disease (AD) populations1‐5. Less is known about the long‐term benefits of tDCS on cognition in AD.
Jordan Vanzyl   +11 more
wiley   +2 more sources

Integrating climate change induced flood risk into future population projections [PDF]

open access: yesNature Communications, 2023
Flood exposure has been linked to shifts in population sizes and composition. Traditionally, these changes have been observed at a local level providing insight to local dynamics but not general trends, or at a coarse resolution that does not capture ...
Evelyn G. Shu   +8 more
doaj   +2 more sources

Planning for the unexpected: Strategies for maintaining a robust clinical trial program [PDF]

open access: yesContemporary Clinical Trials Communications, 2020
During our entire history, Puerto Rico has suffered from being in the path of Hurricanes. The implications of these events during the conduction of clinical trials present a great challenge. On September 20, 2017 Puerto Rico suffered its most devastating
Lemuel F. Melecio Rodríguez   +6 more
doaj   +2 more sources

El paradigma universitario Ledesma–Kolvenbach

open access: yesRevista de Fomento Social, 2008
En este primer artículo, que constituye una síntesis de todo el número, se describe brevemente el modelo universitario bautizado por el autor como “paradigma Ledesma – Kolvenbach”.
Melecio Agúndez Agúndez
doaj   +1 more source

Spatiotemporal Variability of Heat Storage in Major U.S. Cities—A Satellite-Based Analysis

open access: yesRemote Sensing, 2020
Heat storage, ΔQs, is quantified for 10 major U.S. cities using a method called the thermal variability scheme (TVS), which incorporates urban thermal mass parameters and the variability of land surface temperatures.
Joshua Hrisko   +3 more
doaj   +1 more source

Observations and Models of Turbulence During Heat Events in Complex Urban Coastal Regions Using Multiple Doppler Wind Lidars [PDF]

open access: yesEPJ Web of Conferences, 2020
Multiple Doppler Lidars have been co-operated in the NYC region during the summer of 2018 to provide detailed observations of the turbulent atmosphere especially during heat wave events. The co-operating Doppler Lidar observations allow for mean flows to
Arend Mark   +6 more
doaj   +1 more source

Discurso artístico y educación estética

open access: yesEnunciación, 2013
Inscrito dentro de las problemáticas de la educación y la investigación, el objetivo que persigo en este artículo es plantear que uno de los caminos para el desarrollo de una posible educación estética desciende de la puesta en marcha de un modelo de ...
Éder García Dusán
doaj   +1 more source

An End-to-End, Real-Time Solution for Condition Monitoring of Wind Turbine Generators

open access: yesEnergies, 2020
Data-driven wind generator condition monitoring systems largely rely on multi-stage processing involving feature selection and extraction followed by supervised learning.
Adrian Stetco   +5 more
doaj   +1 more source

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