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Sergey Loginov


Last seen: 12 months ago |  Active since 2021

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Very Fast Azimuthal Profile
Computes average intensity depending on the direction. No "for loop"s are involved.

3 years ago | 2 downloads |

Answered
Radial averaging of 2-d tif image
Using accumarray is indeed so much faster! function [Tics,Average]=radial_profile(data,radial_step) %main axii cpecified: x=(...

3 years ago | 1

Answered
How to plot the radial profile of a 2D image
Accumarray function allows to build both radial profiler (like this one: https://www.mathworks.com/matlabcentral/fileexchange/10...

3 years ago | 0

Answered
How to plot radial profile of a diffraction pattern?
Better use accumarray based profiling! it is much much faster: https://www.mathworks.com/matlabcentral/fileexchange/101480-very...

3 years ago | 1

Answered
fft and radial profile of an image
Sergey Loginov (2021). Very Fast Radial Profile (https://www.mathworks.com/matlabcentral/fileexchange/101480-very-fast-radial-pr...

3 years ago | 0

Submitted


Very Fast Radial Profile
Radial profile of an image without a "for loop". At size 2048x1792 it works 50 times faster than prevalent "for loop" variants

3 years ago | 6 downloads |

Answered
Radial average of 2D matrix
This is very sad! For many years people ask this question and get the same for loop answer. The code below works 50 times fast...

3 years ago | 3