The story
From epsilon + machine. Coined by James Crutchfield and Karl Young in their 1989 paper “Inferring Statistical Complexity”.
Etymology from Wiktionary, CC BY-SA 4.0.
epsilon-machine
Today it means: A deterministic automaton consisting of a system of causal states and the transitions between them, functioning as the smallest possible maximally predictive model of a stochastic process Full definition →