過か剰じょう適てき応おう

noun

overfitting

Technical term in mathematics and machine learning, describing a model that fits training data too closely and fails to generalize.

• 過か剰じょう適てき応おうを防ふせぐために、正せい則そく化かという手しゅ法ほうがよく使つかわれる。

  To prevent overfitting, a technique called regularization is often used.

• このモデルは訓くん練れんデータに過か剰じょう適てき応おうしていて、新あたらしいデータでは精せい度どが落おちる。

  This model is overfitting to the training data, and its accuracy drops on new data.