Results 21 to 30 of about 2,225 (135)

Fragmentación de datos en bases de datos distribuidas

Tecnología en Marcha, 2003
La investigación se inicia con una definición de base de datos distribuida, su estructura y los factores por tomar encuenta para su diseño. Después se centra en la distribución de los datos, la descripción de los tipos defragmentación (horizontal ...
Ricardo Chinchilla-Arley
doaj  

Channeling Action: How Civic Recreation Organizations Shape Civic Capacity and Engagement

Politics &Policy, Volume 54, Issue 4, August 2026.
ABSTRACT In this paper, we examine the individual‐level and organizational‐level implications of participation in a particular type of civic association—a civic recreation organization. We deploy a small‐n comparison group design, comparing data within and across members of a civic recreation organization with varying degrees of involvement to ...
Emma Scheetz, David Carter
wiley   +1 more source

Diseño de la versión 3.0 del sistema informativo del aceros Steel Paradise

Revista Facultad de Ingeniería Universidad de Antioquia, 1998
Este trabajo es el resultado del rediseño, en una versión más avanzada, del Sistema Informativo de Aceros conocido como «Steel ParaDJSE», y tiene como objetivo central facilitar el acceso a la información técnica sobre los aceros, como material de ...
Rosendo Moreno-Rodríguez, Abel Goya-Valdivia, Vladimir Ibarra-Hernpandez   +2 more
doaj   +1 more source

Advancing Major Policy Change Analysis in the Advocacy Coalition Framework

Politics &Policy, Volume 54, Issue 4, August 2026.
ABSTRACT The Advocacy Coalition Framework (ACF) has been used extensively to study policy processes globally. Existing research, however, fails to sequence the combination of factors that influence policy change. Using theory‐testing process tracing and a within‐case study design focused on Ghana and Nigeria, we address these knowledge gaps by ...
Alex Osei‐Kojo, Karin Ingold, Martin Ike Nwalie   +2 more
wiley   +1 more source

Long‐term aridity shapes grassland drought resistance and modulates the roles of plant diversity and functional composition

Journal of Ecology, Volume 114, Issue 7, July 2026.
Widely studied stability drivers such as plant diversity and functional composition have only partial explanatory power for short‐term drought resistance of above‐ground productivity in grasslands at a global scale. The abiotic context, particularly long‐term aridity, is crucial for understanding ecosystem responses to rainfall variation and can ...
Diana Bertuol‐Garcia, Liesbeth van den Brink, Michele Carbognani, Manjunatha H. Chandregowda, Amber C. Churchill, Daniela F. Cusack, Maren Dubbert, Jeffrey S. Dukes, Mary Ellyn DuPre, Nico Eisenhauer, T’ai Gladys Whittingham Forte, Yann Hautier, Andrew Hector, Hugh A. L. Henry, Anke Jentsch, Sally Koerner, Angelika Kübert, Emma Ladouceur, Daniel C. Laughlin, María Grisel Longo, Alejandro Loydi, Akira S. Mori, Seth M. Munson, Uffe N. Nielsen, Timothy J. Ohlert, Gastón R. Oñatibia, Rafael Otfinowski, Meelis Pärtel, Gustavo Brant Paterno, Josep Peñuelas, Pablo L. Peri, Alessandro Petraglia, Juan Manuel Piñeiro, Sally A. Power, Yolanda Pueyo, William E. Rogers, Braulio A. Santos, Melinda D. Smith, Andreas Stampfli, Rachel J. Standish, Michelle Tedder, George R. Wheeler, Jennifer Williams, Michaela Zeiter, Nancy Shackelford   +44 more
wiley   +1 more source

Laws, Enforcement, and Strategy: A Multi‐Layered Qualitative Study of Multinational Enterprise Compliance Under European Union and Chinese Data Protection Regimes

Policy &Internet, Volume 18, Issue 2, June 2026.
ABSTRACT In an era of proliferating but divergent data protection regimes, the European Union's rights‐based approach and China's sovereignty‐centric model have become two dominant poles of global data governance. This article examines how multinational enterprises navigate compliance under these dual systems and how that compliance is shaped through ...
Yiping Cao
wiley   +1 more source

Three Systemic Problems With the Privacy Notice Ecosystem

Policy &Internet, Volume 18, Issue 2, June 2026.
ABSTRACT Privacy notices have become ubiquitous across digital platforms, yet they consistently fail to enable informed user choice about data collection and sharing practices. Despite decades of research and regulatory interventions, users continue to ignore or misunderstand privacy notices.
Sophia Walsh, Lukasz Piwek, Kopo Marvin Ramokapane   +2 more
wiley   +1 more source

Too Difficult to Report? User Experiences With DSA and Community Guideline Reporting on Social Media

Policy &Internet, Volume 18, Issue 2, June 2026.
ABSTRACT User reporting of norm‐violating content on social media is a crucial component of platform governance. While prior research has explored the motivations behind reporting—often drawing on the Bystander Intervention Model—less attention has been paid to how users navigate the processes involved.
Ursula K. Schmid, Lena‐Maria Böswald, Pablo Jost   +2 more
wiley   +1 more source

Uso de la agregación en una herramienta para el diseño de bases de datos

Revista Cubana de Ciencias Informáticas, 2011
Los modelos de datos conceptuales han sido desarrollados para capturar el significado de los datos utilizando mecanismos de abstracción tales como clasificación, agregación y generalización.
Luisa González González, Norma Cabrera González, Abel Rodríguez Morffi, Carlos García González   +3 more
doaj  

Effects of Unconditional Cash Transfers on Asset Accumulation Among Low‐Income Households in Rural Northern Uganda

Poverty &Public Policy, Volume 18, Issue 2, June 2026.
ABSTRACT Cash transfers have become an increasingly important social protection tool in development and humanitarian contexts. In developing countries, cash transfers can be used to build economic resilience. This study examines the effects of unconditional cash transfers on asset accumulation among low‐income households in rural Northern Uganda. Using
Simon Peter Nsereko, Bruno Lule Yawe, Ibrahim Mukisa   +2 more
wiley   +1 more source