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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Numerické modelování rozptylu laserového světla z drsných povrchů / Numerical simulation of the laser light scattering from rough surfaces

Šulc, Václav January 2018 (has links)
A Matlab numerical model for scattering simulation was proposed based on the solution derived from the Beckmann-Kirchhoff scalar theory of scattering of electromagnetic waves from rough surfaces. A series of various synthetic surface samples were obtained using the open source software Gwyddion on which numerical simulations of scattering were carried out. The validity of this numerical model was tested and compared with experimental results.
2

Rekonstrukce tvaru objektu založená na odezvě max(t,0)-pulsu / Object shape reconstruction based on the max(t,0)-pulse response

Doležal, Tomáš January 2020 (has links)
This diploma thesis deals with a spatial imaging of targets using time-domain radar responses on the max(t,0) pulse. The problem is formulated for both perfectly electrically conductive and dielectric objects. The main aim of the thesis includes a code implementation calculating the profile functions of an unknown object from the mentioned time responses and a code for the subsequent reconstruction of an object in the MATLAB environment. A graphical user interface was created for testing purposes. The 3D probability function technique was used for the final reconstruction. The implemented technique achieves interesting results, which are presented in the final part of this thesis.

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