Results 21 to 30 of about 383 (105)

Estimation of integrated water vapor derived from Global Navigation Satellite System observations over Central-Western Argentina (2015–2018). Validation and usefulness for the understanding of regional precipitation events [PDF]

open access: yes, 2019
ARTÍCULO PUBLICADO EN REVISTA EXTERNA. This study assesses the possibility of using Global Navigation Satellite System (GNSS) observations in combination with measurements of surface pressure and temperature to derive Integrated Water Vapor (IWVGNSS ...
Camisay, María Fernanda   +4 more
core   +2 more sources

A STUDY OF THE CHILEAN VERTICAL NETWORK THROUGH GLOBAL GEOPOTENTIAL MODELS AND THE CNES CLS 2011 GLOBAL MEAN SEA SURFACE [PDF]

open access: yes, 2014
Most aspects related to the horizontal component of the Geocentric ReferenceSystem for the Americas (SIRGAS) have been solved. However, in the case of thevertical component there are still aspects of definition, national realizations andcontinental ...
CASTRO, HENRY MONTECINO   +2 more
core   +3 more sources

Tropospheric Products from High-Level GNSS Processing in Latin America [PDF]

open access: yes, 2020
ARTÍCULO PUBLICADO EN REVISTA EXTERNA. The present geodetic reference frame in Latin America and the Caribbean is given by a network of about 400 continuously operating GNSS stations.
A Calori   +25 more
core   +1 more source

Analysis of Dynamic Effects on the Brazilian Vertical Datum [PDF]

open access: yes, 2017
This chapter presents a methodology of analyzing the dynamic effect from mean sea level variations, based on Global Navigation Satellite System (GNSS) data, velocity models, tide gauge observations, and satellite altimetry data.
Da Silva, Luciana M.   +2 more
core   +1 more source

Integrating geodetic infrastructures for GNSS displacements analysis in Chile: A case study with REDGEOMIN (2019–2022)

open access: yesGeodesy and Geodynamics
This article investigates crustal displacements in Chile between 2019 and 2022, a region marked by the interaction between three Plates. Utilizing the Red Geodésica para la Minería (Geodetic Network for Mining, REDGEOMIN), which incorporates GNSS ...
José Antonio Tarrío Mosquera   +9 more
doaj   +1 more source

Poligonación topográfica de alta precisión en el campus de la Universidad del Quindío

open access: yesEntre Ciencia e Ingeniería, 2016
Este trabajo describe el procedimiento de diseño, monumentación y medición de un sistema de poligonación al interior del campus de la Universidad del Quindío, con instrumental clásico, que servirá como marco de referencia para el soporte de los trabajos
Julián Garzón Barrero   +2 more
doaj   +1 more source

Seroprevalence and Risk Factors for Hepatitis E Virus in a Metropolis of Northeastern Brazil: A Population‐Based Survey

open access: yesZoonoses and Public Health, EarlyView.
ABSTRACT Introduction Hepatitis E virus (HEV) is a leading cause of acute hepatitis worldwide. While traditionally linked to poor sanitation in endemic areas, evidence shows increasing circulation in developed settings. In Brazil, however, population‐based data remain limited.
Carolline A. Mariz   +8 more
wiley   +1 more source

Desarrollo de un modelo de corrección de la influencia del vapor de agua troposférico en el procesamiento DInSAR con el aporte de GNSS y ERA5.

open access: yesRevista Cartográfica
El presente trabajo analiza la influencia del vapor de agua troposférico en una de las más novedosas técnicas de monitoreo de deformaciones corticales: la Interferometría Diferencial de Imágenes de Radar de Apertura Sintética (DInSAR).
Patricia Alejandra Rosell   +2 more
doaj   +1 more source

Alternative method for information georeferencing coordinate system magna-sirgas [PDF]

open access: yes, 2015
El posicionamiento preciso de puntos por sus siglas en ingles PPP, representa un método alternativo y de bajo costo que permite la georreferenciación de mojones o vértices de apoyo, que posteriormente, a partir de ellos, permitirán la captura de ...
Méndez Ramírez, Javier Jovani
core  

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