function spikes = lifspikesoustim(trials, tmax, D, Iou, Dou, tauou ) % Generate spike times of a leaky integrate-and-fire neuron with frozen % Ohrnstein-Uhlenbeck stimulus % trials: the number of trials to be generated % tmax: the duration of a trial % D: the strength of additive white noise % Iou: the mean input % Dou: noise strength of the frozen OU noise % tauou: time constant of the OU noise dt = 1e-4; input = zeros(round(tmax/dt), 1); n = 0.0; noise = sqrt(2.0*Dou)*randn(length(input), 1)/sqrt(dt); for i=1:length(noise) n = n + ( - n + noise(i))*dt/tauou; input(i) = Iou + n; end spikes = lifspikes(trials, input, dt, D ); end