noun
polynomial regression
A statistical technique in which the relationship between the independent variable and the dependent variable is modeled as an nth degree polynomial.
多項式回帰は、データに曲線を当てはめるのに使われる。
Polynomial regression is used to fit a curve to data.
Compound of 多項式 (takōshiki, 'polynomial') and 回帰 (kaiki, 'regression').