Field Notes
Writing from Spatial Systems
Technical notes on geospatial engineering, cloud data platforms and the work behind production spatial systems. Subscribe via RSS.
What Does an Average Soil pH Mean?
Why an area-weighted mean of soil pH and a back-transformed mean of hydrogen-ion activity answer different questions — and why the answer also depends on field boundaries, sample coverage, and the scale at which zones are aggregated.
Welcome to my professional field notes
A home for my geospatial engineering case studies, technical practice and writing.