例句與造句

1. we develop the model by drawing into the concept of " pareto optimality " and use the concepts of feasible set and validation set to analyze the target function
   同時，有創(chuàng)意的引入“帕累托最優(yōu)”概念模型進行改進，還將投資學(xué)中的馬柯維茨關(guān)于可行集和有效集的概念與目標(biāo)函數(shù)進行了類比分析。
2. It's difficult to find validation set in a sentence. 用validation set造句挺難的