invse_snn.m

来自「神经网络的工具箱, 神经网络的工具箱,」· M 代码 · 共 25 行

function [yl, yu] = invse_snn(y_av, e_max)
%INVSE_SNN the inverse of the squared error.
%
% Syntax
%
%  [yl, yu] = invse_snn(y_av, err)
%
% Description
%
%  INVSE_SNN takes
%   y_av     - error is around y_av
%   err      - squared error
%  and returns
%   yl       - lowest y for which se_snn(y, y_av) = err
%   yu       - highest y for which se_snn(y, y_av) = err
%  
% See also
%
%   SE_SNN
%

tmp = sqrt(2*e_max);
yu = y_av + tmp;
yl = y_av - tmp;