distillpub / post--visual-exploration-gaussian-processes

A Visual Exploration of Gaussian Processes

Home Page:http://distill.pub/2019/visual-exploration-gaussian-processes

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Error in formula for covariance

apayeur opened this issue · comments

There is a small error in the formula for the covariance in section Multivariate Gaussian distribution.
It should be either
Σ = E[(X - μ)(X - μ)T]
or using the elements
Σij = Cov(Xi, Xj) = E[(Xi - μi)(Xj - μj)]
Note the absence of the transpose in the latter equation.