Results 21 to 30 of about 3,646 (107)

Otimização dos pesos das observações geodésicas pelo problema de valor próprio inverso com considerações sobre o planejamento da confiabilidade da observação / [PDF]

open access: yes, 2007
Orientador : Quintino DalmolinInclui apêndicesTese (doutorado) - Universidade Federal do Paraná, Setor de Ciencias da Terra, Programa de Pós-Graduação em Ciencias Geodésicas.
Oliveira, Reginaldo de
core   +1 more source

Curvas geodésicas : um exemplo com resolução analítica [PDF]

open access: yes, 2015
Apresentamos um exemplo de uma superfície não trivial em R3 na qual as curvas geodésicas são encontradas ...
Fatelo, J. P., Martins-Ferreira, N.
core   +1 more source

Interpolación de coordenadas geodésicas

open access: yes, 2021
Se describe cómo identificar las coordenadas geodésicas de un mapa y cómo realizar un proceso de interpolación para dotar de coordenadas a cualquier punto del mapa.https://polimedia.upv.es/visor/?id=661d5070-abf0-11eb-a7df-f1cb1ef0d00bFernández Sarriá, A.
Fernández-Sarría, Alfonso
core  

Sombra del agujero negro de Schwarzschild

open access: yesRevista de Investigación de Física, 2022
En este trabajo se estudia la sombra del agujero negro de Schwarzschild en forma analítica. Entendiéndose por sombra de un objeto la forma que tiene dicho objeto en el espacio, visto por un observador cuando se considera únicamente las propiedades del ...
Fulgencio Villegas
doaj   +1 more source

Two decades of changes in the global network of illegal wildlife trade

open access: yesConservation Biology, Volume 40, Issue 2, April 2026.
Abstract Understanding how illegal wildlife trade (IWT) has changed over time is fundamental for biodiversity conservation; however, knowledge of the network remains limited. We used TRAFFIC's IWT dataset, legal trade data from the CITES legal wildlife trade database as a benchmark, and network analysis to identify changes in IWT from 2000 to 2022. The
J. H. Tow   +5 more
wiley   +1 more source

Emerging Risks and Housing Affordability Policy in Miami High‐Rises

open access: yesJournal of Critical Infrastructure Policy, Volume 7, Issue 2, Fall/Winter 2026.
ABSTRACT Recent advances in satellite‐based remote sensing and building performance measurement have raised critical questions regarding the long‐term settlement behavior of high‐rise structures situated on the complex subsurface of southeastern Florida.
Jean‐Pierre Bardet, Jeffrey Dorfman
wiley   +1 more source

Resonant Infrasonic Disturbances in Total‐Electron‐Content During a Severe Thunderstorm on 23 October 2021

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 3, March 2025.
Abstract Deep convective clouds and lightning activity during thunderstorms imprint Infrasonic (> ${ >} $3 mili Hertz) oscillations in the ionospheric density or Traveling Ionospheric Disturbances (TIDs). The wave characteristics of these oscillations and the coupling mechanisms remain a subject of investigation, noting that the coupling energetics may
R. H. Honda   +5 more
wiley   +1 more source

New Insights on the Crustal Deformation in the Eastern Betics From Densified GNSS Data

open access: yesTectonics, Volume 44, Issue 2, February 2025.
Abstract The Eastern Betic cordillera, southeastern Spain, is characterized by slow tectonic deformation rates and moderate seismicity. Great uncertainties persist regarding the precise kinematics of the main fault system within the region, the Eastern Betic Shear Zone (EBSZ). We present a new GNSS (Global Navigation Satellite System) velocity field in
J. Portela   +5 more
wiley   +1 more source

Coordenadas geodésicas [PDF]

open access: yes, 2023
Orientador: Prof. Dr. Tomas Sparano MartinsArtigo apresentado como Trabalho de Conclusão de CursoArtigo (especialização) - Universidade Federal do Paraná, Setor de Ciências Sociais Aplicadas, Curso de Especialização em Banking para Cooperativas de ...
Santos, Juliano Calixto dos
core  

Impacts of Storm Electric Fields and Traveling Atmospheric Disturbances Over the Americas During 23–24 April 2023 Geomagnetic Storm: Experimental Analysis

open access: yesJournal of Geophysical Research: Space Physics, Volume 129, Issue 7, July 2024.
Abstract The paper presents the effects of the storm‐time prompt penetration electric fields (PPEF) and traveling atmospheric disturbances (TADs) on the total electron content (TEC), foF2 and hmF2 in the American sector (north and south) during the geomagnetic storm on 23–24 April 2023.
J. R. Souza   +15 more
wiley   +1 more source

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