in reply to Re: [OT] Displaying 4D data in a 2D image. (Reply to all respondants. (Thank you!) :)
in thread [OT] Displaying 4D data in a 2D image.

I've made simple 3d plots of your data mapping H,V,F and H,S,F and they show interesting clustering.

I think reducing the number of points will help, I created a grid 100 x 100 and summed all the frequencies of points within each cell.

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