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Diffstat (limited to 'examples/performance.py')
-rw-r--r-- | examples/performance.py | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/examples/performance.py b/examples/performance.py new file mode 100644 index 0000000..1c31e8f --- /dev/null +++ b/examples/performance.py @@ -0,0 +1,65 @@ +""" +Compute distances of large sets of spike trains for performance tests + +Copyright 2015, Mario Mulansky <mario.mulansky@gmx.net> + +Distributed under the BSD License + +""" + +from __future__ import print_function + +import pyspike as spk +from datetime import datetime +import cProfile +import pstats + +M = 100 # number of spike trains +r = 1.0 # rate of Poisson spike times +T = 1E3 # length of spike trains + +print("%d spike trains with %d spikes" % (M, int(r*T))) + +spike_trains = [] + +t_start = datetime.now() +for i in xrange(M): + spike_trains.append(spk.generate_poisson_spikes(r, T)) +t_end = datetime.now() +runtime = (t_end-t_start).total_seconds() + +print("Spike generation runtime: %.3fs" % runtime) +print() + +print("================ ISI COMPUTATIONS ================") +print(" MULTIVARIATE DISTANCE") +cProfile.run('spk.isi_distance_multi(spike_trains)', 'performance.stat') +p = pstats.Stats('performance.stat') +p.strip_dirs().sort_stats('tottime').print_stats(5) + +print(" MULTIVARIATE PROFILE") +cProfile.run('spk.isi_profile_multi(spike_trains)', 'performance.stat') +p = pstats.Stats('performance.stat') +p.strip_dirs().sort_stats('tottime').print_stats(5) + +print("================ SPIKE COMPUTATIONS ================") +print(" MULTIVARIATE DISTANCE") +cProfile.run('spk.spike_distance_multi(spike_trains)', 'performance.stat') +p = pstats.Stats('performance.stat') +p.strip_dirs().sort_stats('tottime').print_stats(5) + +print(" MULTIVARIATE PROFILE") +cProfile.run('spk.spike_profile_multi(spike_trains)', 'performance.stat') +p = pstats.Stats('performance.stat') +p.strip_dirs().sort_stats('tottime').print_stats(5) + +print("================ SPIKE-SYNC COMPUTATIONS ================") +print(" MULTIVARIATE DISTANCE") +cProfile.run('spk.spike_sync_multi(spike_trains)', 'performance.stat') +p = pstats.Stats('performance.stat') +p.strip_dirs().sort_stats('tottime').print_stats(5) + +print(" MULTIVARIATE PROFILE") +cProfile.run('spk.spike_sync_profile_multi(spike_trains)', 'performance.stat') +p = pstats.Stats('performance.stat') +p.strip_dirs().sort_stats('tottime').print_stats(5) |