基本解释

• [数] 对角协方差矩阵

英汉例句

双语例句

• The hidden Markov model based on diagonal covariance matrix Gaussian distributions (HMM-DG) is at present the most popular and successful model in speech recognition.
  状态输出概率密度为对角协方差矩阵高斯分布的隐马尔可夫模型（HMM-DG）在帧内特征相关建模方面存在缺陷。

专业释义

数学

• 对角协方差矩阵