https://experts.arizona.edu/en/publications/a-series-solution-and-a-fast-algorithm-for-the-inversion-of-the-s/
A series solution and a fast algorithm for the inversion of the spherical mean Radon transform -...
a seriesand fastfor thespherical meanradon transform
https://www.wavemetrics.com/comment/16884
Mean values from spherical ROIs in 3D image
I am trying to measure the mean pixel values from ~ 100 individual ROIs in a 4D image hyperstacks (x,y,z,and 4 channels) and doing this for a few hundred...
mean valuessphericalroisimage