6楼: Originally posted by guo_zy_123 at 2015-07-16 10:40:33
function  = createFit(x, y)

= prepareCurveData( x, y );

% Set up fittype and options.
ft = fittype( 'a-b*exp(x)', 'independent', 'x', 'dependent', 'y' );
opts = fitoptions( 'Method', 'Nonlin ...

2楼: Originally posted by 独孤神宇 at 2015-07-15 19:48:46
用cftool工具箱 拟合就是了 界面操作 简单快捷