noun
degree of similarity; similarity score
Technical term used in fields such as statistics, machine learning, and information retrieval to quantify how alike two items are.
このアルゴリズムは文書間の類似度を計算する。
This algorithm calculates the degree of similarity between documents.
類似度が高いほど、二つのデータは似ていると判断される。
The higher the similarity score, the more alike the two data points are judged to be.
Compound of 類似 (るいじ, 'similarity') and 度 (ど, 'degree').