Category "histogram"

3D histogram with gnuplot or octave

I would like to draw a 3D histogram (with gnuplot or octave) in order to represent my data. lets say that I have a data file in the following form: 2 3 4 8

Set histogram of size surf descriptors

I'm trying to compute a motion histogram of the region around surf descriptor, and i don't know if there is a method to compute the size of the histogram (how m

How to show the y-axis of seaborn displot as percentage

I'm using seaborn.displot to display a distribution of scores for a group of participants. Is it possible to have the y axis show an actual percentage (example