@Utils.timeIt
    def eval(self, m):
        if self.smoothModel == True:
            r1 = self.Wsmooth + ( self.mapping * (m) )
            r2 = self.Ws * ( self.mapping * (m - self.mref) )
            return 0.5*(r1.dot(r1)+r2.dot(r2))
        elif self.smoothModel == False:
            r = self.W * ( self.mapping * (m - self.mref) )
            return 0.5*r.dot(r)
dataset/ETHPy150Open simpeg/simpeg/SimPEG/Regularization.py/Tikhonov.eval/operator `*` -> `+`