kuva violin
Kernel-density violin plot. Same input format as box.
Input: two columns — group label and numeric value, one observation per row.
| Flag | Default | Description |
|---|---|---|
--group-col <COL> | 0 | Group label column |
--value-col <COL> | 1 | Numeric value column |
--color <CSS> | steelblue | Violin fill color (uniform, all groups) |
--group-colors <CSS,...> | — | Per-group colors, comma-separated; falls back to --color for unlisted groups |
--bandwidth <F> | (Silverman) | KDE bandwidth |
--overlay-points | off | Overlay individual points as a jittered strip |
--overlay-swarm | off | Overlay individual points as a non-overlapping beeswarm |
kuva violin samples.tsv --group-col group --value-col expression
kuva violin samples.tsv --group-col group --value-col expression \
--overlay-swarm --bandwidth 0.3
kuva violin samples.tsv --group-col group --value-col expression \
--group-colors "steelblue,tomato,seagreen,goldenrod,mediumpurple"
See also: Shared flags — output, appearance, axes, log scale.