group distance造句

• This paper gives the definition of " loss matrix of groups distance " . using this definition we can illustrate the loss of misclassification in multi-groups quantitatively and more practically
  本文给出了“总体距离损失矩阵”的定义，应用这个定义定量地说明了多个总体之间误判的代价，更加符合实际意义。