Module type Gpr_interfaces.Specs.Eval

module type Eval = sig .. end
Evaluation of covariance functions

module Kernel: Gpr_interfaces.Specs.Kernel 
Kernel used for evaluation
module Inducing: sig .. end
Signature for evaluating inducing inputs
module Input: sig .. end
Signature for evaluating single inputs
module Inputs: sig .. end
Signature for evaluating multiple inputs