Results 41 to 50 of about 1,293,549 (171)

La investigación de operaciones y el programamiento dinámico [PDF]

open access: yes, 1964
LA INVESTIGACIÓN DE OPERACIONES Y EL PROGRAMAMIENTO DINÁMICOLos métodos científicos han hecho posible el gran desarrollo tecnológico de la humanidad, comprendiendo y prediciendo el comportamiento de los fenómenos naturales y haciendo que la estructura de
Tobar Vega, Hugo
core   +1 more source

Exploring Ant‐Mollusk Interactions: Insights From Southern Spain

open access: yesEcology and Evolution, Volume 15, Issue 5, May 2025.
This study reports new data about ant‐mollusk interactions from accidental field observations, a quantitative analysis of the snail shells found in 16 Messor ant nest cleanings, and a qualitative analysis of 51 additional nests of different species. ABSTRACT Ants occupy a great variety of habitats, perform essential ecological roles, and interact with ...
Jairo Robla   +3 more
wiley   +1 more source

Isolation of Bdellovibrio sp. from soil samples in Mexico and their potential applications in control of pathogens

open access: yesMicrobiologyOpen, Volume 5, Issue 6, Page 992-1002, December 2016., 2016
We characterized two strains of Bdellovibrio isolated from soil in Mexico. The two strains were observed to exhibit different phenotypic and molecular characteristics. Also, different gram‐negative bacteria were preyed upon by these two Bdellovibrio strains thereby suggesting the possibility of using them as future biocontrol agent against bacteria of ...
Omotayo Opemipo Oyedara   +9 more
wiley   +1 more source

El riesgo de crédito en el mercado secundario no bancario de las libranzas en Colombia [PDF]

open access: yes, 2017
El objetivo de la presente investigación es efectuar una caracterización del riesgo de crédito conexo a las operaciones sobre libranzas en el mercado secundario no bancario en Colombia, para lo cual se evaluó, por una parte, la regulación legal en ...
Chávez Palacios, Claudia Idalith
core  

Biodistance Analysis via Dental Phenotypic Diversity in Early Collective Burials at Cerro Juan Díaz, Panamá (30–650 CE) [Análisis de Biodistancia Mediante la Diversidad Fenotípica Dental en los Entierros Colectivos Tempranos del Cerro Juan Díaz, Panamá (30–650 EC)]

open access: yesAmerican Journal of Biological Anthropology, Volume 186, Issue 1, January 2025.
PCoA plot showing biodistance by age at the Cerro Juan Díaz site in Central Panamá. ABSTRACT Objectives Burial space reuse and prolonged interaction with the dead were common practices in the Isthmo‐Colombian Area, dating back to at least the Early Ceramic Period in the Greater Coclé region.
Nicole E. Smith‐Guzmán   +3 more
wiley   +1 more source

Improving Feature Representation Based on a Neural Network for Author Profiling in Social Media Texts

open access: yesComputational Intelligence and Neuroscience, Volume 2016, Issue 1, 2016., 2016
We introduce a lexical resource for preprocessing social media data. We show that a neural network‐based feature representation is enhanced by using this resource. We conducted experiments on the PAN 2015 and PAN 2016 author profiling corpora and obtained better results when performing the data preprocessing using the developed lexical resource.
Helena Gómez-Adorno   +6 more
wiley   +1 more source

Impacto de la motivación intrínseca en el rendimiento académico a través de trabajos voluntarios: Un análisis empírico

open access: yesRevista Complutense de Educación, 2014
El rendimiento académico de los alumnos es unaspecto clave para todos los agentes implicados en una educación superior decalidad. Sin embargo, no hay unanimidad sobre la forma de medirlo.
María-del-Mar Camacho-Miñano   +1 more
doaj   +1 more source

Sistema de control en movimiento de carga, comercio exterior por Puerto Bolívar, Ecuador, 2012-2016.

open access: yesSociedad & Tecnología, 2022
La presente investigación tuvo como objetivo general determinar el impacto de la ausencia de un Sistema de Control Interno en la supervisión del movimiento de la carga del comercio exterior que se realiza por Puerto Bolívar en la adecuada recaudación de
Víctor Alberto Betancourt Gonzaga
doaj   +1 more source

Aprendizaje basado en proyectos mediado por TIC en la promoción del aprendizaje de operaciones combinadas [PDF]

open access: yes, 2017
La presente investigación de la Universidad Icesi, se encuentra orientada a fortalecer el proceso de resolución de problemas (Operaciones Combinadas), a través del Aprendizaje Basado en Proyectos mediado por TIC y la implementación de este en el salón de
Benavides, Leidy Doralia   +1 more
core   +1 more source

Gonadal Development, Reproductive Cycle, and Biochemical Composition of the Siphon Clam Panopea globosa (Bivalvia: Adapedonta) in the Southeast Gulf of California, Mexico

open access: yesInternational Journal of Zoology, Volume 2025, Issue 1, 2025.
The reproductive dynamics of Panopea globosa in Southeast Gulf of California (GC) was investigated (April 2014 to April 2015). The temperature, salinity, chlorophyll a, organic, and inorganic seston of the water were obtained every month. A total of 195 clams (15/month) were collected from the Altata‐Ensenada Pabellones lagoon system (Sinaloa, Mexico ...
Maria Isabel Sotelo-Gonzalez   +7 more
wiley   +1 more source

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