Feature Idea: Improve Selection

[ch-sander]

The selection of items is a hilarous tool!

• Maybe allow some data table to see the selection? E.g. show activated features or feature ranges for the selection for in-depth exploration
• Allow selecting with a polygone to cut out a cluster properly (or even allow for magic cluster selection via density function as per DBSCAN)

[ch-sander]

https://projector.tensorflow.org allows to add to a selection made, which is useful