Results 101 to 110 of about 3,703,153 (346)

El análisis factorial exploratorio de los ítems: análisis guiado según los datos empíricos y el software

open access: yes, 2017
The aim of the present study is to illustrate how the appropriate or inappropriate application of exploratory factor analysis (EFA) can lead to quite different conclusions. To reach this goal, we evaluated the degree to which four different programs used
S. Lloret   +3 more
semanticscholar   +1 more source

Biological production in the Eastern Pacific Ocean [PDF]

open access: yes, 1964
ENGLISH:The present paper is principally concerned with the geographic distribution of the standing crop and production of phytoplankton at the surface of the eastern Pacific, east of 130°W and between 10°N and 33°S, as reflected by recently collected ...
Forsbergh, Eric D., Joseph, James
core  

Controlling banana bunchy top disease in Benin: Crop protection strategies with socio‐economic perspectives

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Banana and plantain are vital for food security and income in West Africa, yet banana bunchy top virus (BBTV) threatens production. This study combined remote sensing, field surveys, modelling and socio‐economic analysis to assess BBTV spread and control strategies in Benin.
Renata Retkute   +13 more
wiley   +1 more source

Análisis de datos cualitativos en la investigación social

open access: yes, 2016
La investigacion cualitativa tiene un potencial muy importante para el estudio de la sociedad. Es un tipo de metodologia que ha ganado espacio en los circulos academicos.
Patricia Schettini, I. Cortazzo
semanticscholar   +1 more source

Divulgación de información pública de las comunidades autónomas españolas (2013-2017): portal de datos abiertos, portal de transparencia y web institucional

open access: yesEl Profesional de la Informacion, 2018
Se analiza el grado de divulgacion de datos relacionados con la transparencia y rendicion de cuentas en las comunidades autonomas espanolas para el periodo 2013-2017. Para ello, se emplea un indice con ponderacion de la calidad reutilizadora de los datos.
J. García-García   +1 more
semanticscholar   +1 more source

Impact of parameterization in multiple acoustic index comparisons: practical cases in terrestrial and underwater soundscapes

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Parameter choices in acoustic analyses (sampling frequency, FFT size and window overlap) strongly influence multivariate soundscape separation. Using terrestrial and coral reef recordings, we show that these settings can exaggerate or mask ecological differences, emphasizing the need for parameter sensitivity testing and transparent reporting in ...
Juan C. Azofeifa‐Solano   +8 more
wiley   +1 more source

Portales de datos abiertos

open access: yesRevista Española de la Transparencia, 2019
Los portales de datos abiertos ofrecen a la ciudadanía un mejor acceso a la información y proporcionan un mecanismo de control del funcionamiento de las administraciones.
María Esperanza Delgado Pérez
semanticscholar   +1 more source

Microplastic Detectability Investigation in Soils Using X‐Ray Microtomography

open access: yesX-Ray Spectrometry, EarlyView.
ABSTRACT X‐ray microtomography (microCT) is a promising tool for investigating microplastic (MP) contamination in soils, offering non‐destructive 3D visualization and quantitative analysis of particles embedded in complex matrices. This study evaluated its applicability by mixing plastic fragments (PET, PEHD, PS, and PP) with humus‐rich and sandy soils
Átila P. Teles   +3 more
wiley   +1 more source

Visualizaci?n de datos

open access: yes, 2021
El an?lisis de datos ha recurrido a la representaci?n visual para encontrar u ofrecer explicaciones desde sus or?genes. Las capacidades de almacenamiento y procesamiento no han parado de crecer gracias al avance de la computaci?n. Paralelamente, gracias a una democratizaci?n tecnol?gica, las contribuciones art?sticas en la visualizaci?n de datos se han
openaire   +1 more source

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