问题描述:
求助matlab中nlinfit问题.紧急.
function yhat=modelfun(beta,x)
yhat=beta(1)*exp(beta(2)./x);
x=2:16;
y=[6.42 8.20 9.58 9.5 9.7 10 9.93 9.99 10.49 10.59 10.60 10.80 10.60 10.90 10.76];
beta0=[8 2]';
betafit=nlinfit(X,y',@modelfun,beta0);
结果出现:
betafit=nlinfit(X,y',@modelfun,beta0);
|
Error:The input character is not valid in MATLAB statements or expressions.
function yhat=modelfun(beta,x)
yhat=beta(1)*exp(beta(2)./x);
x=2:16;
y=[6.42 8.20 9.58 9.5 9.7 10 9.93 9.99 10.49 10.59 10.60 10.80 10.60 10.90 10.76];
beta0=[8 2]';
betafit=nlinfit(X,y',@modelfun,beta0);
结果出现:
betafit=nlinfit(X,y',@modelfun,beta0);
|
Error:The input character is not valid in MATLAB statements or expressions.
问题解答:
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