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author | Mario Mulansky <mario.mulansky@gmx.net> | 2015-09-09 17:51:03 +0200 |
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committer | Mario Mulansky <mario.mulansky@gmx.net> | 2015-09-09 17:51:03 +0200 |
commit | 81c6609191786d96c9feaf40767a1615e9a0565c (patch) | |
tree | 4b60bebfc9d12a33d404ec31ffe7c28317eee0a5 /pyspike/cython | |
parent | f1f1bfa2653986c7b8b5ae4d27e7013218293b00 (diff) |
added SPIKE-Sync based filtering
new function filter_by_spike_sync removes spikes that have a multi-variate
Spike Sync value below some threshold
not yet fully tested, python backend missing.
Diffstat (limited to 'pyspike/cython')
-rw-r--r-- | pyspike/cython/cython_profiles.pyx | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/pyspike/cython/cython_profiles.pyx b/pyspike/cython/cython_profiles.pyx index f9893eb..3b33c5a 100644 --- a/pyspike/cython/cython_profiles.pyx +++ b/pyspike/cython/cython_profiles.pyx @@ -426,3 +426,34 @@ def coincidence_profile_cython(double[:] spikes1, double[:] spikes2, c[1] = 1 return st, c, mp + + +############################################################ +# coincidence_single_profile_cython +############################################################ +def coincidence_single_profile_cython(double[:] spikes1, double[:] spikes2, + double t_start, double t_end, double max_tau): + + cdef int N1 = len(spikes1) + cdef int N2 = len(spikes2) + cdef int j = -1 + cdef double[:] c = np.zeros(N1) # coincidences + cdef double interval = t_end - t_start + cdef double tau + for i in xrange(N1): + while j < N2-1 and spikes2[j+1] < spikes1[i]: + j += 1 + tau = get_tau(spikes1, spikes2, i, j, interval, max_tau) + print i, j, spikes1[i], spikes2[j], tau + if j > -1 and spikes1[i]-spikes2[j] < tau: + # current spike in st1 is coincident + c[i] = 1 + if j < N2-1: + j += 1 + tau = get_tau(spikes1, spikes2, i, j, interval, max_tau) + print i, j, spikes1[i], spikes2[j], tau + if spikes2[j]-spikes1[i] < tau: + # current spike in st1 is coincident + c[i] = 1 + + return c |