pply :: Solution -> V.Vector Double -> Double
apply solution features =
    let features'  = PM.fromRows [packVector features]
        [estimate] = PV.toList . head . PM.toColumns $ features' `N.mXm` solution
    in estimate

apply :: Solution -> V.Vector Double -> Double
apply solution features =
    let features'  = PM.fromRows [packVector features]
        [estimate] = PV.toList . head . PM.toColumns $ features' `N.mXm` solution
    in estimate
apply solution features =
    let features'  = PM.fromRows [packVector features]
        [estimate] = PV.toList . head . PM.toColumns $ features' `N.mXm` solution
    in estimate