
thumb|Boiling Point Apparatus or Hypsometer. Image from "Maps and survey" (1913) by Hinks, Arthur R.
thumb|Boiling Point Apparatus or Hypsometer. Image from "Maps and survey" (1913) by Hinks, Arthur R.
A hypsometer is an instrument for measuring height or elevation. Two different principles may be used: trigonometry and atmospheric pressure.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).