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"""
===================
Reading an STC file
===================
STC files contain activations on cortex ie. source
reconstructions
"""
# Author: Alexandre Gramfort <alexandre.gramfort@telecom-paristech.fr>
#
# License: BSD (3-clause)
import matplotlib.pyplot as plt
import mne
from mne.datasets import sample
print(__doc__)
data_path = sample.data_path()
fname = data_path + '/MEG/sample/sample_audvis-meg'
stc = mne.read_source_estimate(fname)
n_vertices, n_samples = stc.data.shape
print("stc data size: %s (nb of vertices) x %s (nb of samples)"
% (n_vertices, n_samples))
# View source activations
plt.plot(stc.times, stc.data[::100, :].T)
plt.xlabel('time (ms)')
plt.ylabel('Source amplitude')
plt.show()
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