23 lines
609 B
Matlab
23 lines
609 B
Matlab
function [time, rate] = instantaneous_rate(spike_times, dt, t_max)
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% Funttion takes the spike times of a single trial, the temporal
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% rersolution, dt, and the duration of the trial in seconds.
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% Function calculates the firing rate as the inverse of the interspike
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% interval.
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%
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% Returns the vector representing time and a vector containing the rate.
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%
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time = 0:dt:t_max-dt;
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rate = zeros(size(time));
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isis = diff([0 spike_times]);
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inst_rate = 1./isis;
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spike_indices = [1 round(spike_times ./ dt)];
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for i = 2:length(spike_indices)
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rate(spike_indices(i-1):spike_indices(i)) = inst_rate(i-1);
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end
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