Results 51 to 60 of about 185,317 (256)

Solar Flare Activity, 1937–2024: Introducing the New Hemispheric Solar Flare Index (hSFI) in the Context of 2024's Major Solar Storm Events

open access: yesSpace Weather, Volume 23, Issue 11, November 2025.
Abstract A new daily composite of the solar flare index (SFI) and the hemispherically‐resolved versions (hSFI) are presented for 1937 to 2024. The data set confirms that the northern hemisphere (NH) dominated solar flare activity during Solar Cycles 17 to 21, but that the southern hemisphere has dominated from Solar Cycle 22 to present.
V. M. Velasco Herrera   +14 more
wiley   +1 more source

Artificial intelligence applied to organizations [PDF]

open access: yes, 2017
El presente trabajo muestra como la inteligencia artificial aplicada a las organizaciones puede ser un factor diferenciador para las empresas en la toma de decisiones, la productividad, el control de la calidad de productos y/ o servicios, entre otros ...
Galindo Ramírez, Nohra May
core  

Sediment Analysis Using a Structured Programming Approach

open access: yesTecnoLógicas, 2012
This paper presents an algorithm designed for the analysis of a sedimentary sample of unconsolidated material and seeks to identify very quickly the main features that occur in a sediment and thus classify them fast and efficiently.
Daniela Arias-Madrid   +2 more
doaj  

Data Licensing for Public Interest: A retrospective analysis of the COVID-19 open dataset

open access: yesAsia Pacific Journal of Health Management
The COVID-19 pandemic highlighted the critical need for accessible public health data. However, navigating the complexities of data licensing remains a major challenge, complicating the aggregation, analysis, and sharing of such data. These difficulties
Oscar Wahltinez, M Rincón
doaj   +1 more source

Cortical thickness subtypes in cognitively unimpaired individuals: Differential network and transcriptomic vulnerability to cortical thinning

open access: yesAlzheimer's &Dementia, Volume 21, Issue 10, October 2025.
Abstract INTRODUCTION The emergence, stability, and contributing factors of Alzheimer's disease (AD) gray matter subtypes remain unclear. METHODS We analyzed data from 1323 individuals without a diagnosis of dementia (CDR < 1) with T1w‐MRI and amyloid‐PET, including 622 with longitudinal data (3.66 ± 1.78 years).
Luigi Lorenzini   +37 more
wiley   +1 more source

El entendimiento lingüístico en la Inteligencia Artificial: Una relación ambivalente con Descartes [PDF]

open access: yes, 2016
En este artículo se examina de qué forma los investigadores de la Inteligencia Artificial han asumido un desafío propuesto por Descartes: la imposibilidad de construir máquinas programadas que, al entender lenguaje ...
González, R.
core  

Programmable DNA‐Based Molecular Neural Network Biocomputing Circuits for Solving Partial Differential Equations

open access: yesAdvanced Science, Volume 12, Issue 33, September 4, 2025.
This research introduces an augmented matrix‐based DNA molecular neural network to achieve molecular‐level solving of biological Brusselator PDEs. Crucial innovations include: (i) an augmented matrix‐based DNA molecular neural network, enabling multidimensional parameter integration through DNA strand displacement cascades and iterative weight ...
Yijun Xiao   +5 more
wiley   +1 more source

Sistemas Expertos [PDF]

open access: yes, 1998
Evolución y áreas de aplicación de la inteligencia artificial.
Climent Serrano, Salvador
core  

Inteligencia artificial:

open access: yes, 2019
El desarrollo y la evolución en los últimos años de las nuevas tecnologías aplicadas al sector financiero, conocidas como FINTECH, supone un cambio radical en la gestión de las finanzas de los consumidores y usuarios. Al mismo tiempo, el desarrollo de la Inteligencia Artificial (IA) y el uso de algoritmos para ofrecer publicidad y precios específicos ...
openaire   +3 more sources

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