Results 11 to 20 of about 708,405 (285)

Accuracy of 3D geodetic coordinates transformation algorithms

open access: yesGeodesy and Cartography, 2012
Accuracy of 3D geodetic coordinates transformed from one coordinate system to another is analysed. Values of transformation parameters are computed by least-squares adjustment method.
Jonas Skeivalas
doaj   +1 more source

Analysis of the algorythms accuracy of the plane and space geodetic coordinates transformation

open access: yesGeodesy and Cartography, 2012
The accuracy of the coordinates computed by transformation from one system to another is analysed. Values of transformation parameters are computed by the least-square method taking into account the accuracy of the coordinates of the identical points in ...
Jonas Skeivalas, Robertas Dargis
doaj   +1 more source

Transformation of Precise Local Networks into the National Network Using GPS [PDF]

open access: yesActa Montanistica Slovaca, 2007
The precise local survey network with the deep permanent marking of control stations was created for research purposes of the stage observation of the slope slides at localities of reclamation at the sites of the open-cast mines by geodetic and ...
Pavel Hánek, František Bubeník
doaj  

Classical solutions of sigma models in curved backgrounds by the Poisson-Lie T-plurality [PDF]

open access: yes, 2006
Classical equations of motion for three-dimensional sigma-models in curved background are solved by a transformation that follows from the Poisson-Lie T-plurality and transform them into the equations in the flat background.
Hlavatý L.   +5 more
core   +2 more sources

Accuracy of geodetic coordinates using Helmert transformation algorithm

open access: yesGeodesy and Cartography, 2012
Accuracy of geodetic coordinates transformed from one coordinate system to another is analysed in the publication. Values for transformation parameters are computed using the least-squares method.
Jonas Skeivalas
doaj   +1 more source

CONSIDERATIONS ON LINEAR CONFORMAL TRANSFORMATION

open access: yesAgricultura, 2011
The paper refers to the transformation of coordinates from a rectangular coordinate system into another system. Depending on the accuracy required and distance between points, topographical methods of transformation are presented.
M. V. Ortelecan, Diana Ficior
doaj   +1 more source

Transformation of GPS measurements and post transformation arrangement of the coordinates [PDF]

open access: yesActa Montanistica Slovaca, 2000
The satellite system NAVSTAR GPS gives positions in the WGS 84. This represents a geocentric equatorial system suitable for the global positioning. In such a form, it is not fitted to the geodetical positioning in national systems.
Hankovský Juraj
doaj  

Testing binary dynamics in gravity at the sixth post-Newtonian level

open access: yesPhysics Letters B, 2020
We calculate the motion of binary mass systems in gravity up to the sixth post–Newtonian order to the GN3 terms ab initio using momentum expansions within an effective field theory approach based on Feynman amplitudes in harmonic coordinates.
J. Blümlein   +3 more
doaj   +1 more source

Analysis of Transformation Methods of Hydroacoustic and Optoelectronic Data Based on the Tombolo Measurement Campaign in Sopot

open access: yesRemote Sensing, 2022
Measurements in the coastal zone are carried out using various methods, including Global Navigation Satellite Systems (GNSS), hydroacoustic and optoelectronic methods.
Oktawia Lewicka   +9 more
doaj   +1 more source

Transformation optics in orthogonal coordinates

open access: yes, 2008
The author proposes the methodology of transformation optics in orthogonal coordinates to obtain the material parameters of the transformation media from the mapping in orthogonal coordinates. Several examples are given to show the applications of such a
Chen, Huanyang
core   +2 more sources

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