fixed compression problem in covariance example
fixed compression problem in covariance example

uvagfx/hipi,nvoron23/hipi,AngelBanuelos/hipi,uvagfx/hipi,nvoron23/hipi,AngelBanuelos/hipi,uvagfx/hipi,ltowarek/hipi,nvoron23/hipi,AngelBanuelos/hipi,ltowarek/hipi,ltowarek/hipi,nvoron23/hipi,AngelBanuelos/hipi,uvagfx/hipi,ltowarek/hipi