Results 141 to 150 of about 216,611 (267)

Una evaluación de Software comercial para la optimización de modelos lineales en Economía

open access: yesRect@, 1998
El objetivo de este trabajo consiste en analizar las características fundamentales de algunos de los paquetes de software comercial que resuelven problemas de programación lineal en el ámbito de la economía. Se han elegido aquéllos más frecuentes en la
Ventura Marco, Manuel   +1 more
doaj  

Malaria in populations with mining occupation, Colombia, 2012-2018 [PDF]

open access: yesBiomedica, 2021
Salas D   +3 more
europepmc   +1 more source

Why they do what that they do? A study of purposes and strategic rules of Uruguayan's extensive beef farmers [PDF]

open access: yes, 2012
Farmers must make decisions that are taken by different criteria, which are in all cases personal and circumstantial. From a technical point of view, at the moment to propose any change in the farm structure, or any application of some particular ...
Dieguez, Francisco   +1 more
core  

Adolescents' trajectories of mental health in the MYRIAD trial

open access: yesJCPP Advances, EarlyView.
Abstract Background This study explored adolescent's mental health trajectories over the course of a school‐based mindfulness‐based intervention trial (MYRIAD). It examined whether intervention condition (mindfulness vs. teaching‐as‐usual), individual‐level and contextual‐level factors were associated with different trajectories.
Carolina Guzman Holst   +8 more
wiley   +1 more source

Orígenes de la prospectiva en el pensamiento económico

open access: yesPolítica Internacional, 2019
El descubrimiento de nuevos resultados fundamentales en dinámica no lineal y su rápida difusión han proporcionado a la economía herramientas de análisis y el enfoque necesario para abordar con mayor rigor matemático algunos de los difíciles problemas ...
Pedro Álvarez Medero
doaj  

Diversity and random forest models of oral microbiomes in periodontal health using publicly available data

open access: yesJournal of Periodontology, EarlyView.
Abstract Background Evidence on the 16S metabarcoding of supragingival, subgingival, and salivary microbiomes in periodontal health remains limited. We aimed to analyze the diversity and potential of machine‐learning models of supragingival, subgingival, and salivary microbiomes in periodontal health. Methods A total of 848 samples (supragingival = 210;
Alba Regueira‐Iglesias   +6 more
wiley   +1 more source

Setting the Record Straight: The Intellectual Legacy of H. Igor Ansoff (1918–2002)

open access: yesStrategic Change, EarlyView.
ABSTRACT This study presents a comprehensive annotated bibliography of H. Igor Ansoff's intellectual contributions, addressing significant gaps in existing citation databases such as Scopus and Web of Science, which capture only 9 to 15 percent of his work.
Richard W. Puyt
wiley   +1 more source

Nutritional characterization of Cusco green tea and its synergistic effect with omega‐3 on metabolic and cognitive dysfunctions in obese rats

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Obesity and its metabolic complications, such as insulin resistance and cognitive decline, remain a global health challenge. Green tea (Camelia sinensis) and ω‐3 polyunsaturated fatty acids (PUFAs) are recognized for their antioxidant, anti‐inflammatory, and neuroprotective properties.
Paola Finetti‐Casanova   +5 more
wiley   +1 more source

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