Documents

Quarto-based references, guides, and explorations.

AI Podcasts

Podcast experiments with NotebookLM — travel, science, and code.

Bar Milestones

Milestones and bar-timelines for visualizing time-based data.

Citations

A guide to managing citations and references in Quarto documents.

Colors of the Year

An exploration of annual color trends and their phylogenetic relationships.

Deconstructing a Flora

Examining the structure and language of botanical floras.

Experiments with LLMs

Early tests on the utility of Large Language Models, January 2024.

LLM to Create R Code

Simplify Data Entry and Analysis with AI.

LLM-API-R

Connecting R to large language model APIs for data analysis.

Pedigree Diagrams

Creating pedigree and lineage diagrams in R.

Photo Locations

Moving cellphone location logs to photo EXIF data.

Plainmaps

Simple, clean map creation for publications and presentations.

Preview & Review

Rebuilding the AI Microscope — a 1989 learning environment, reconstructed in the browser

R Programming: Basics Made Simple

A practical introduction to R programming fundamentals.

Seasonalityr

The cues that time the living world

Sitemaps

Adding points and labels to basemaps using R.

Data Visualization

Storylines

Building narrative structures for data-driven stories.

Voucher Labels

Capturing the field record, from the plant to the sheet — QR-coded cards photographed in the field become a herbarium label and an archivable field log, with no transcription

Whittakerr

Putting the Whittaker biome diagram to work

checklistr

A Checklist Is an Argument — reconstructing a flora from herbarium records

coenosr

Recovering traditional two-way table processing

gePoints

Adding points and labels to a Google Earth map.

Data Visualization

lists

Finding pattern in the data you already collect