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 Kommentare

Cris LaPierre
Cris LaPierre am 7 Jul. 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 am 8 Jul. 2023
I update the code section

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R2022b

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am 7 Jul. 2023

Kommentiert:

am 8 Jul. 2023

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