Decode poly back to scalar
poly (Poly) – poly to be decoded with attribute keyfor = (‘(n_1m*k1+n_2m*k2)^{-i_m},…,(n_11*k1+n_21*k2)^{-i_1}’, ‘e^{-(n1*k1+n2*k2)h}’,’h’, ‘theta1’,’sigma_v1’,’theta2’,’sigma_v2’,’lambda’,’mu_j’,’sigma_j’).
keyfor
par (dict) – parameters in dict.
scalar of the poly.
float