Where does “vastavirta-algoritmi” come from?

vastavirta-algoritmi (Finnish) comes from Finnish vastavirta, from Finnish vasta-, from Finnish vasta, from Swedish kvast, from Old Swedish quaster, from Old Norse kvǫstr, from Proto-Germanic kwastuz, from Proto-Indo-European gʷes- — twig; leafwork.

vastavirta-algoritmi (Finnish): backpropagation (algorithm)

Definitions

  1. backpropagation (algorithm)

Ancestry of “vastavirta-algoritmi”, step by step

vastavirta-algoritmi traces back through two separate lines of ancestry.

via Finnish vastavirta

StepLanguageWordMeaning
1Finnishvastavirtaupstream; countercurrent, crosscurrent;...
2Finnishvasta-Expressing opposition or contrast: counter-,...
3FinnishvastaExpressing delay or that something takes place...
4Swedishkvastbroom; tassel; cyme
5Old Swedishquaster
6Old Norsekvǫstr
7Proto-Germanickwastuztuft; tassel
8Proto-Indo-Europeangʷes-twig; leafwork

via Finnish algoritmi

StepLanguageWordMeaning
1Finnishalgoritmialgorithm
2Swedishalgoritmalgorithm
3Frenchalgorithmealgorithm
4Medieval Latinalgorismusalgorithm
5Arabicالْخُوَارِزْمِيّ
Every word from Proto-Indo-European gʷes-Every word from Finnish vasta-Every word from Proto-Germanic kwastuz