Results 51 to 60 of about 1,287 (187)

SIRGAS: the core geodetic infrastructure in Latin America and the Caribbean [PDF]

open access: yes, 2017
COMUNICACIÓN CIENTÍFICA PRESENTADA EN ASAMBLEA CIENTÍFICA CONJUNTA DE LA ASOCIACIÓN INTERNACIONAL DE GEODESIA Y LA ASOCIACIÓN INTERNACIONAL DE SISMOLOGÍA Y FÍSICA DEL INTERIOR DE LA TIERRA (IAG-IASPEI 2017), 30 de julio - 4 de agosto de 2017, Kobe, Japón.
Marínez, William   +13 more
core   +1 more source

Evaluación del comportamiento cinemático de una serie de estaciones del Sistema Geocéntrico para las Américas procesadas con Precise Point Positioning en línea

open access: yesUniciencia, 2014
Mediante un cálculo en la modalidad Precise Point Positioning (PPP) en línea, se procesaron más de dos años de observaciones diarias de 14 estaciones de operación continua pertenecientes al Sistema Geocéntrico para las Américas (SIRGAS), las cuales están
Jorge Moya Zamora   +3 more
doaj  

Análise do Posicionamento Geodésico como Ferramenta para Monitorar as Variações do Nível de um Rio [PDF]

open access: yesAnuário do Instituto de Geociências, 2015
Muito embora o GPS (Sistema Global de Posicionamento) tenha sido primeiramente construído para o posicionamento geodésico e a navegação, o sistema possibilitou analisar diversos fenômenos terrestres, de forma que novas aplicações vêm surgindo nos ...
Fabricio dos Santos Prol   +2 more
doaj  

Strategic Assessment of Treated Wastewater Reuse Potential in Brazilian Watersheds Using Analytic Hierarchy Process

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
Assessment of treated wastewater reuse potential in two Brazilian river basins using the Analytic Hierarchy Process (AHP). The map illustrates the Rio dos Sinos Watershed, where industrial reuse predominates (46%), while in the Rio Sapucaí Watershed reuse for irrigation is dominant (68%).
Yuri Timm Müller   +2 more
wiley   +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

From maps to mandates: Multitemporal vegetation cover analysis as a tool to evaluate environmental judicial decisions

open access: yesPeople and Nature, Volume 8, Issue 4, Page 886-903, April 2026.
Abstract This study examines the use of multitemporal vegetation cover analysis as a tool to assess the ecological effectiveness of judicial decisions that recognize the rights of nature, using Colombia's 2016 T‐622 decision on the Atrato River as a case study.
Juan Camilo Ríos‐Orjuela   +4 more
wiley   +1 more source

INTEGRAÇÃO DAS REDES VERTICAIS SUL - AMERICANAS: INVENTÁRIO EM VISTA DOS TERMOS DE REFERÊNCIA DO SIRGAS/IAG/GGOS

open access: yesRevista Brasileira de Cartografia, 2015
Na atualidade, as atividades centrais da Geodesia têm sido dirigidas em apoio à formação de Infraestruturas de Dados Espaciais (IDE) voltadas para sistemas de observação da Terra.
Silvio Rogério Correia de Freitas   +2 more
doaj  

Proposed of Urban Expansion to Santa Lucia-SP Municipality

open access: yesFronteiras: Journal of Social, Technological and Environmental Science, 2017
The Improper planning of urban expansion has caused environmental and social imbalances. Therefore, there is a need for strategies that can guide the sustainable development of cities.
Daniel José Campesan   +6 more
doaj   +1 more source

Detecting Pteridium arachnoideum and Tithonia diversifolia in a Multiclass Land‐Cover Framework in the Cerrado: A Deep Learning Time‐Series Benchmark With Spatial Cross‐Validation

open access: yesTransactions in GIS, Volume 30, Issue 2, April 2026.
ABSTRACT This study presents the first deep‐learning time‐series benchmark for detecting two encroaching species in the Brazilian Cerrado: the native super‐dominant fern Pteridium arachnoideum and the invasive alien shrub Tithonia diversifolia. We evaluate 43 architectures across six families (CNNs, RNNs, Transformers, and three hybrid groups) on ...
Leandro de Arruda Bruno   +3 more
wiley   +1 more source

SIRGAS GRIDS

open access: yes
Transformation grids between SIRGAS ...
Tarrío Mosquera, Jose Antonio
core   +1 more source

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