Error in LS-SVMLab ?

3 vues (au cours des 30 derniers jours)
shawin
shawin le 7 Juil 2023
Commenté : shawin le 8 Juil 2023
Hi,
kindly, i have an issue with lssvm tool toolbox, i am getting error !!
Please could you help ?
error
Dot indexing is not supported for variables of this type.
Error in tunelssvm (line 145)
if model.code(1) == 'c', % changed
Note
"I just used iris data"
the code :
load iris.dat
setosa = iris((iris(:,5)==1),:); % data for setosa
versicolor = iris((iris(:,5)==2),:); % data for versicolor
virginica = iris((iris(:,5)==3),:); % data for virginica
obsv_n = size(iris, 1);
X= iris(:,1:4);
Y=iris(:, 5);
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
type = 'classification';
L_fold = 10; % L-fold crossvalidation
[gam,sig2] = tunelssvm({X,Y,type,[],[],'RBF_kernel'},'gridsearch', 'crossvalidatelssvm',{L_fold,'misclass'});
[alpha,b] = trainlssvm({X,Y,type,gam,sig2,'RBF_kernel'});
plotlssvm({X,Y,type,gam,sig2,'RBF_kernel'},{alpha,b});
  2 commentaires
Cris LaPierre
Cris LaPierre le 7 Juil 2023
There is no error in what you have shared. We need to see the code where the error occurs (line 145), as well as the code used to create your variable model.
shawin
shawin le 8 Juil 2023
I update the code section

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