noun
weight decay
Technical term in mathematics and machine learning for a regularization technique that penalizes large weights.
荷重減衰は過学習を防ぐために使われる。
Weight decay is used to prevent overfitting.
Compound of 荷重 (weight, load) and 減衰 (attenuation, decay). The exact derivation is uncertain; the term is a direct translation of the English 'weight decay' used in technical contexts.