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""" plot.py
Simple example showing how to load and plot spike trains and their distance
profiles.
Copyright 2014, Mario Mulansky <mario.mulansky@gmx.net>
Distributed under the BSD License
"""
from __future__ import print_function
import numpy as np
import matplotlib.pyplot as plt
import pyspike as spk
spike_trains = spk.load_spike_trains_from_txt("PySpike_testdata.txt",
edges=(0, 4000))
# plot the spike times
for (i, spike_train) in enumerate(spike_trains):
plt.scatter(spike_train, i*np.ones_like(spike_train), marker='|')
# profile of the first two spike trains
f = spk.isi_profile(spike_trains, indices=[0, 1])
x, y = f.get_plottable_data()
plt.figure()
plt.plot(x, np.abs(y), '--k', label="ISI-profile")
print("ISI-distance: %.8f" % f.avrg())
f = spk.spike_profile(spike_trains, indices=[0, 1])
x, y = f.get_plottable_data()
plt.plot(x, y, '-b', label="SPIKE-profile")
print("SPIKE-distance: %.8f" % f.avrg())
plt.legend(loc="upper left")
plt.show()
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