主しゅ成せい分ぶん分ぶん析せき

noun

principal component analysis; PCA

A mathematical technique used in statistics and machine learning for dimensionality reduction.

• 主しゅ成せい分ぶん分ぶん析せきはデータの次じ元げんを減へらすためによく使つかわれる。

  Principal component analysis is often used to reduce the dimensionality of data.