function x = MLP_kernel(a,b, par)% Multi Layer Perceptron kernel function for implicit higher dimension mapping%%   x = MLP_kernel(a,b,[s,t])% % 'a' can only contain one datapoint in a row, 'b' can contain N% datapoints of the same dimension as 'a'. %%   x = tanh(s*a'b+t^2)%% see also:%    poly_kernel, lin_kernel, RBF_kernel, trainlssvm, simlssvm% Copyright (c) 2002,  KULeuven-ESAT-SCD, License & help @ http://www.esat.kuleuven.ac.be/sista/lssvmlabif length(par)==1, par(2) = 1; end x = zeros(size(b,1),1);for i=1:size(b,1),  dp = a*b(i,:)';  x(i,1) = tanh(par(1)*dp + par(2)^2);end