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charisma

charisma provides a standardized, reproducible framework for characterizing discrete color classes in digital images of biological organisms.

Overview

charisma automatically classifies colors in images into 10 human-visible categories using a biologically-inspired Color Look-Up Table (CLUT):

Black · Blue · Brown · Green · Grey · Orange · Purple · Red · White · Yellow

Key Features

✨ Fully Reproducible: Complete provenance tracking of all operations

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Version

Install

install.packages('charisma')

Version

1.0.0

License

MIT + file LICENSE

Issues

Pull Requests

Stars

Forks

Repository

https://github.com/shawntz/charisma

Homepage

https://shawnschwartz.com/charisma/

Maintainer

Shawn Schwartz

Last Published

December 8th, 2025

Functions in charisma (1.0.0)

Summarize color classification results

Characterize color classes in biological images

charisma-package

charisma: Reproducible Color Characterization of Digital Images for Biological Studies

Create a color mosaic visualization from color proportions

Plot method for charisma objects

Validate Color Look-Up Table completeness

Re-analyze and edit saved charisma objects

Default Color (Labels) Look Up Table (CLUT)

Convert RGB color triplets to discrete color labels

Change colors of dendrogram tips