noun
short reference set
Technical computing term; used in contexts such as data compression or indexing.
このアルゴリズムは短縮参照集合を用いて圧縮率を向上させる。
This algorithm improves compression ratio by using a short reference set.
Compound of 短縮 (shortening) + 参照 (reference) + 集合 (set). A technical term likely coined in computing contexts.