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    %% Optimize ECOC Classifier
% This example shows how to optimize hyperparameters automatically using
% |fitcecoc|. The example uses Fisher's iris data.
%
% Load the data.
load fisheriris
X = meas;
Y = species;
%%
% Find hyperparameters that minimize five-fold cross-validation loss by
% using automatic hyperparameter optimization.
%
% For reproducibility, set the random seed and use the
% |'expected-improvement-plus'| acquisition function.
rng default
Mdl = fitcecoc(X,Y,'OptimizeHyperparameters','auto',...
    'HyperparameterOptimizationOptions',struct('AcquisitionFunctionName',...
    'expected-improvement-plus'))