短語(yǔ)詞組短語(yǔ)LOO cross -validation LOO交叉核實(shí)cross -validation function 交叉核實(shí)函數(shù)Cross -Validation Set 交叉騐証集;交叉確認(rèn)集concurrent cross -validation 同時(shí)傚度複核median cross -validation 中位數(shù)交叉核實(shí) 返回 cross validation