~/talk

Grammar of Graphics in Python with Plotnine

Talkat posit::conf(2023) · 2023-09-17..09-20· [data-visualization, python]
slides:none on file

plotnine implements the Grammar of Graphics in Python and shows concrete examples: a Palmer Penguins subset visualized with layered geoms to build a C‑plot combining box/violin/points, using palmer penguins, jitter + 0.5 opacity to reduce overplotting, position dodge at 90% and mean segments colored by group. It demonstrates color math to darken line colors by 0.25 darken factor, computes group counts and places text below minima, and builds a working guitar fretboard scale with 22 frets using a custom trans/scale (misani) that spaces frets nonlinearly.

AI-written summary · about

  1. 0:00Introduction to plot9
  2. 2:03Grammar of graphics
  3. 3:41Visualizing penguin data
  4. 6:35Advanced plotting techniques
  5. 10:35Finalizing the plot
  6. 15:28Custom scales example
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