Improvements to plotting of the LearnerND
- add cross-section plot (from #81 (closed)) An example:
It could be implemented using https://github.com/K3D-tools/K3D-jupyter
- make interactive plots for the
plot_slice
method (from #75 (closed)) Rather than providing allx_n
values, use sliders or numbers input to control the values of the non-displayed axes.