FAQ

Node GYP installation

This projects relies on node-canvas which sometimes may be tricky to install. If you run into any issues make sure you follow all the installation steps for your platform here and here.

Replicating results

When using Octave to reproduce these results, depending on its installation, you may get slightly different results. If you get a warning message saying:

warning: your version of GraphicsMagick limits images to 16 bits per pixel

Results may diverge, usually by less than 1*10^-3, but these small differences already enough for the tests to fail.