Results 51 to 60 of about 1,598,270 (185)

Investigación histórica de conceptos en los libros de matemáticas [PDF]

open access: yes, 2009
Durante los últimos años en España ha cobrado importancia la investigación sobre libros de texto de matemáticas, esto se ve reflejado en los artículos y tesis doctorales que señalan su uso como objeto de estudio.
Maz, Alexander
core  

Metodologías para el análisis de la imagen fija en los documentos publicitarios: Revisión y aplicaciones [PDF]

open access: yes, 2015
The purpose of this article is to propose a methodology to analyse the advertising documents content in still image. First of all, it defines advertising documents, its features as a document, its receivers, and the determinants of its analysis.
Acal Díaz, Inmaculada
core   +2 more sources

Foliar spectral signatures reveal adaptive divergence in live oaks (Quercus section Virentes) across species and environmental niches

open access: yesNew Phytologist, Volume 248, Issue 1, Page 370-388, October 2025.
Summary Genomic tools have advanced our understanding of species and population structure, but distinguishing neutral from adaptive evolution remains challenging due to limited methods for measuring a broad spectrum of phenotypic traits. We used spectroscopic data from preserved leaves to test for adaptive divergence among populations of live oaks ...
Mariana S. Hernández‐Leal   +3 more
wiley   +1 more source

Content Moderation and Community Standards: The Disconnect Between Policy and User Experiences Reporting Harmful and Offensive Content on Social Media

open access: yesPolicy &Internet, Volume 17, Issue 3, September 2025.
ABSTRACT Moderating harmful and offensive content on social media is challenging for digital platforms that seek to balance regulation and censorship across a diverse user group. It is further complicated by discrepancies between platform policies, user expectations and user experiences.
Asher Flynn   +4 more
wiley   +1 more source

Child Rights Impact Assessment: A Policy Tool for a Rights‐Respecting Digital Environment

open access: yesPolicy &Internet, Volume 17, Issue 3, September 2025.
ABSTRACT Businesses that develop digital products and services often anticipate generic users, paying insufficient attention to the needs and rights of children who may use or be impacted by their practices. This article investigates the potential of child rights impact assessment (CRIA) as a policy tool to protect and respect children's rights in the ...
Sonia Livingstone, Kruakae Pothong
wiley   +1 more source

El último Umbral: Análisis de contenidos de sus columnas de opinión

open access: yesCírculo de Lingüística Aplicada a la Comunicación, 2023
El presente trabajo muestra un acercamiento a los temas y asuntos que F. Umbral presenta en sus columnas de opinión correspondientes a la última época de su vida.
Sara Robles Ávila
doaj  

Trasmisión histórica de estereotipos en el sensacionalismo de élite. Eestudio de caso: ‘Las Mujeres más poderosas del Valle del Cauca, Colombia’

open access: yesEstudios sobre el Mensaje Periodístico, 2017
El presente trabajo académico realiza un estudio analítico de una imagen publicada en el año 2011 por la revista Hola bajo el título ‘Las mujeres más poderosas del Valle del Cauca (Colombia), en la formidable mansión hollywoodiense de Sonia Zarzur, en el
Fernanda Tusa Jumbo   +2 more
doaj   +1 more source

When Politicians Talk AI: Issue‐Frames in Parliamentary Debates Before and After ChatGPT

open access: yesPolicy &Internet, Volume 17, Issue 3, September 2025.
ABSTRACT Artificial intelligence (AI) is increasingly recognized as a crucial issue in political discourse, yet comparative research on how political perspectives on AI vary across countries, particularly following ChatGPT's public debut, remains limited.
Viktor Suter   +3 more
wiley   +1 more source

Politicizing Disaster: Examining the Effect of Ideology on Media Framing of the Itaewon Crowd Crush Disaster in South Korea

open access: yesRisk, Hazards &Crisis in Public Policy, Volume 16, Issue 3, September 2025.
ABSTRACT Using the Itaewon Crowd Crush Disaster as a case study of an emerging large‐scale disaster, we examine how ideology is related to media framing. Emerging large‐scale disasters and crowd crushes are useful for examining the role of ideology in media framing because they do not have the same ingrained ideological biases as other disasters ...
Wesley Wehde, Junghwa Choi, Jae Won Oh
wiley   +1 more source

EL TRATAMIENTO INFORMATIVO DE LOS JÓVENES ESPAÑOLES: UN ANÁLISIS MEDIACIONAL DE NOTICIAS

open access: yesQuestion, 2008
Las referencias a la juventud son constantes en los discursos mediáticos noticiosos. Tanto el colectivo juvenil en general, como las personas jóvenes en particular, a menudo forman parte activa de las noticias que se difunden a través de los medios de ...
María Gladys Mathieu   +1 more
doaj  

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