normalvar.m

来自「Nonlinear dynamical factor analysis Matl」· M 代码 · 共 13 行

function sigma2 = normalvar(v)
% NORMALVAR  Calculate the value of the variance from one
%    that is represented in log scale

% Copyright (C) 2002 Harri Valpola and Antti Honkela.
%
% This package comes with ABSOLUTELY NO WARRANTY; for details
% see License.txt in the program package.  This is free software,
% and you are welcome to redistribute it under certain conditions;
% see License.txt for details.

sigma2 = exp(2*(v.e - v.var));