Results 41 to 50 of about 6,381 (231)

Desarrollo de una herramienta informática para el ajuste de redes geodésicas en la carrera de Ingeniería en Topografía y Geodesia de la Universidad Nacional, Costa Rica

open access: yesRevista Geográfica de América Central, 2022
En este artículo se ha descrito el desarrollo de un programa informático para el ajuste de redes geodésicas, utilizando el modelo de observaciones mediatas.
José Francisco Valverde Calderón   +1 more
semanticscholar   +1 more source

Geografía, geodesia y cartografía en las revistas de la Academia Mexicana de Ciencias Exactas, Físicas y Naturales, 1895-1909

open access: yesUlúa. Revista de historia, sociedad y cultura, 2022
Recepción: 19 de abril de 2021                          Aceptación: 11 de agosto de 2021Resumen:La Academia Mexicana de Ciencias Exactas, Físicas y Naturales publicó entre 1895 y 1909 dos revistas que en total dieron a conocer cuarenta y cinco ...
R. A. Vega y Ortega Báez
semanticscholar   +1 more source

Advances in Mid-Infrared Single-Photon Detection

open access: yesPhotonics, 2022
The current state of the art of single-photon detectors operating in the mid-infrared wavelength range is reported in this review. These devices are essential for a wide range of applications, such as mid-infrared quantum communications, sensing, and ...
Stefano Dello Russo   +6 more
doaj   +1 more source

Análise da Variabilidade Espaço-temporal da Topografia do Nível "Médio" do Mar a partir de Dados de Altimetria por Satélites e Estações da Rede Maregráfica Permanente para Geodésia

open access: yesRevista Brasileira de Cartografia, 2021
A técnica comumente aplicada para mensurar as variações locais do Nível “Médio” do Mar (NMM) e consequentemente da Topografia do Nível “Médio” do Mar (TNMM), têm sido a partir de uma abordagem geodésica, em que marégrafos são instalados na costa oceânica.
Larissa Messias de Souza   +1 more
semanticscholar   +1 more source

A Deep Learning-Based Solution for Large-Scale Extraction of the Secondary Road Network from High-Resolution Aerial Orthoimagery

open access: yesApplied Sciences, 2020
Secondary roads represent the largest part of the road network. However, due to the absence of clearly defined edges, presence of occlusions, and differences in widths, monitoring and mapping them represents a great effort for public administration.
Calimanut-Ionut Cira   +3 more
doaj   +1 more source

Un diagnóstico de infraestructura geodésica en la región de Centroamérica y el Caribe

open access: yesRevista Cartográfica, 2019
El documento presenta un sumario de la infraestructura geodésica existente en ocho países de la región Centroamericana y del Caribe. A través de mapas y tablas se ofrecen cifras actualizadas concretas sobre cantidad y ubicación de las redes de control ...
David Avalos Naranjo   +7 more
doaj   +1 more source

Estudio de la electrocoagulación para controlar la turbidez y el pH en el tratamiento de efluentes minero metalúrgicos polimetálicos

open access: yesRevista del Instituto de Investigación de la Facultad de Minas, Metalurgia y Ciencias Geográficas, 2017
La electrocoagulación es un método electroquímico para remover contaminantes, para lo cual se utiliza un ánodo y un cátodo, en donde se producen reacciones químicas y físicas, entre iones con carga opuesta, lo que facilita la atracción de las partículas ...
Marilú Calderón, Vidal Aramburú
doaj   +1 more source

DSM GENERATION FROM HIGH RESOLUTION COSMO-SKYMED IMAGERY WITH RADARGRAMMETRIC MODEL [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
The availability of new high resolution radar spaceborne sensors offers new interesting potentialities for the geomatics application: spatial and temporal change detection, features extraction, generation of Digital Surface (DSMs).
P. Capaldo   +4 more
doaj   +1 more source

Geodesia aplicada al monitoreo de desplazamientos de una ladera inestable y la influencia de la precipitación, durante el período 2008-2011, Teziutlán, Puebla.

open access: yes, 2021
In October 1999, a landslide occurred in the neighborhood of La Aurora, TeziutlAin, state of Puebla, which resulted in the death of 130 people. During the period 2008-2011, a geodetic network was built on that slope to detect its movements, which is made
Ángel Gómez Vázquez   +1 more
semanticscholar   +1 more source

Characterization of Regional Space Weather Conditions in Mexico During Solar Minimum 24/25: Baseline for Severity Scale Development

open access: yesSpace Weather, Volume 23, Issue 10, October 2025.
Abstract Using observations from the National Space Weather Laboratory's (LANCE acronym in Spanish) ground‐based network, we characterize regional space weather conditions in Mexico during the solar minimum 24/25 (2018–2020). Data analyzed include regional geomagnetic indices (the regional K index, Kmex, and Δ ${\Delta }$H), ionospheric Total Electron ...
J. A. Gonzalez‐Esparza   +6 more
wiley   +1 more source

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