Modify PSF.jl not to use Tranforms.jl, and then at last delete Transforms.jl. In PSF.jl we can directly solve for all 11 parameters: 1 mixing weight in [0,1], 2 unconstrained mean parameters per bivariate Gaussian, and 3 unconstained parameters for the Cholesky decomposition of the covariance.
Modify PSF.jl not to use Tranforms.jl, and then at last delete Transforms.jl. In PSF.jl we can directly solve for all 11 parameters: 1 mixing weight in [0,1], 2 unconstrained mean parameters per bivariate Gaussian, and 3 unconstained parameters for the Cholesky decomposition of the covariance.