classification error cost的用法和樣例：
例句
- This paper presents a optimized method to reduce the cumulative misclassification cost.
驗證明這種改進后的演算法減小了累積誤分類代價。 - The problem of misclassification cost in supervised learning appears in the process of machine learning technology applied to the reality in recent years.
監督學習中的誤分類代價問題是近年來機器學習技術走向現實的過程中產生的。
