Gaussian probability process

例句：

1. 1. The Gaussian distribution is used to model the probability of a random variable.
   高斯分布用于模拟随机变量的概率。
2. 2.The Gaussian process is a type of Bayesian network that models the uncertainty in data.
   高斯过程是一种贝叶斯网络，用于建模数据中的不确定性。
3. 3.In Gaussian processes, the covariance matrix is used to describe the relationship between variables.
   在高斯过程中，协方差矩阵用于描述变量之间的关系。