Artículos científicos: Envíos recientes
Mostrando ítems 121-140 de 288
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Emergence of encounter networks due to human mobility
(Public Library of Science, 2017)There is a burst of work on human mobility and encounter networks. However, the connection between these two important fields just begun recently. It is clear that both are closely related: Mobility generates encounters, ... -
Comparative between CRISP-DM and SEMMA for data cleaning of MODIS products in a study of land use and land cover change
(Institute of Electrical and Electronics Engineers Inc., 2016)The studies about land use and land cover change allows through vegetation indices, determine if a field in terms of coverage is better or worse. However the validity and reliability of the study depends on the quality of ... -
Zarit burden interview: Psychometric tests for colombia
(Universidad de La Sabana, 2015)Objective: This research was designed to determine the validity and reliability of the Zarit Burden Interview, specifically the 22-item Spanish version, as an instrument to measure the burden of care perceived by family ... -
Characterisation of the Quaternary eruption record: Analysis of the Large Magnitude Explosive Volcanic Eruptions (LaMEVE) database
(SpringerOpen, 2014)The Large Magnitude Explosive Volcanic Eruptions (LaMEVE) database contains data on 1,883 Quaternary eruption records of magnitude (M) 4 and above and is publically accessible online via the British Geological Survey. ... -
Essential oil of Lippia origanoides possible product biorrational in the potato crop (Solanum tuberosum)
(Universidad de Antioquia, 2016)Background: Lippia origanoides H.B.K. (Verbenaceae) is a wild bush with high essential oil (A.E.) contents, this fraction reports different biological properties including biocidal effect on microorganisms. Because essential ... -
A causal mechanism of policy innovation: The reform of colombia’s oil-rents management system
(Universidad de los Andes, Bogota Colombia, 2018)This article analyzes policy innovation in Colombia, through the adoption of a new centralized oil-rent management system in 2011, after 20 years of decentralized policies. Using a policy-design framework, we identify a ... -
Precursor lesions of malignant gastric cancer and associations with eating habits
(Asociacion Colombiana de Gastroenterologia, 2017)Introduction: Associations between dietary habits and precursor lesions of gastric malignancies including chronic atrophic gastritis, intestinal metaplasia and mild dysplasia were identified in men and women between the ... -
Chronic disease cost not transferable: Colombian reality
(Universidad del Rosario, 2016)Objective: The aim is to reflect on the social and economic costs of chronic non-communicable disease (NCD) in Colombia to display a charging indicator of these pathologies. Material and methods: In a review of 50 studies, ... -
Effect of binder type and application rate on asphalt layer bonding evaluated by LCB test
(Universidad de Antioquia, 2024)Bonding between asphalt layers is a crucial factor affecting the durability and mechanical response of flexible pavements. The effect of tack coat application on this bonding has been extensively studied, with several ... -
Evaluation of the efficiency of seeds (Moringa oleífera lam.) as natural coagulant in pasto - Colombia
(Universidad de Antioquia, 2016)Background: In water purification are used synthetic coagulants that are related problems such as Alzheimer’s and high toxic sludge production (1), being necessary assess natural coagulants as an alternative to the removal ... -
Evaluation of the mite-fungus association responsible for the yellowing in the Welsh onion Allium fistulosum
(2007)Under field, greenhouse and laboratory conditions, the study evaluated the mite-fungus-yellowing association in the Welsh onion Allium fistulosum, in recently established and mature crops, in the localities of San Francisco ... -
Nutritional status and neurodevelopment in early childhood
(Editorial Ciencias Medicas, 2018)This review article, which is the result of a larger research entitled “Characterization of food and nutritional security in children in early childhood”, aims to reveal the relationship between nutritional status and ... -
Potential application of developed methanogenic microbial consortia for coal biogasification
(Elsevier B.V., 2018)Microbially enhanced coalbed methane has become an important research topic in the later years. The biological conversion of coal to methane can be conceived as a feasible and environmental friendly approach for improving ... -
Vinasse as a sustainable medium for the production of Chlorella vulgaris UTEX 1803
(MDPI AG, 2019)This study investigates distillery wastewater, commonly known as vinasse, as a potential culture medium for the production of Chlorella vulgaris and its most relevant metabolites. The effect of vinasse concentration on the ... -
Evaluation of some storage conditions on the colorimetry of a confit product made from panela (Melcocha)
(Universidad de Antioquia, 2016)Background: Sugarcane crop has been important to Colombia for many years, “melcocha” is a traditional sweet, this is derived from cane juice. Currently, Melcocha industry has a low level of technology and his standardization ... -
Social gradient, aging and delayed diagnosis of oral cancer
(Universidad de Antioquia, 2011)A public health-based perspective is required to approach, with greater interest, both oral health problems and the identification of their main determinant factors. One of such problems is oral cancer. In this study, a ... -
Dairy slurry application to grasslands and groundwater quality in a volcanic soil
(Sociedad Chilena de la Ciencia del Suelo, 2016)Research in volcanic-ash soils has shown that they largely capture the dairy slurry following application to land, however, their hydrological properties would favor nutrient leaching. Our objective was to evaluate the ... -
Knowledge discovery in databases from a perspective of intelligent information visualization
(Institute of Electrical and Electronics Engineers Inc., 2015)This paper reviews some recent and classical, relevant works on information visualization with a special focus on those applied to big data. The central idea dealt in this work relies on how to perform data mining tasks ... -
Social determinants of health associated with overweight in children
(Editorial Ciencias Medicas, 2018)Introduction: Overweight in children is a consequence of a series of social determinants of health. Objective: To analyze the relation between the social determinants of health and overweight in children. Methods: Cases ... -
Comparative study between activated sludge versus membrane bioreactor for textile wastewater
(2011)The aim of this experimental work was to evaluate the carbonaceous constituents in textile wastewater, and the influence of slowly biodegradable products, also to compare two processes: Membrane bioreactor (MBR) and activated ...
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