scale the input data for correct learning
[scaled_instance,scaled_parameters] = svmscale(instance); [scaled_instance,scaled_parameters] = svmscale(instance,[lower,upper]); [scaled_instance] = svmscale(instance,scaled_parameters); [scaled_instance,scaled_parameters,scaled_label,scaled_label_parameters] = svmscale(instance,[lower,upper],label,[label_lower, label_upper]);
Scale your data. For example, scale each attribute to [0,1] or [-1,+1].