noun
dichotomized classification system
Technical computing term for a classification system that splits items into two mutually exclusive groups at each step.
この二分分類体系は、データを効率的に整理するために使われる。
This dichotomized classification system is used to organize data efficiently.
Compound of 二分 (dichotomy) + 分類 (classification) + 体系 (system). The exact historical derivation is uncertain; the term is a modern technical coinage.