noun
degree of association; relevance ratio
Used in technical or analytical contexts to express how strongly two things are related, often as a measurable score or index.
この検索エンジンは、キーワードと文書の関連度を計算して結果を並べ替える。
This search engine calculates the relevance ratio between keywords and documents to sort the results.
二つの変数の関連度を調べるために相関係数を使った。
We used a correlation coefficient to examine the degree of association between the two variables.
Compound of 関連 (association, relevance) and 度 (degree, measure).