class TestHDF:
def setUp(self):
self.data = np.random.randint(1000, size=(4, 100))
self.spt = np.random.randint(0, 100, (10, )) / 200.
self.el_node = '/Subject/Session/Electrode'
self.fname = 'test.h5'
self.cell_node = self.el_node + '/cell'
self.h5f = tables.openFile(self.fname, 'a')
self.spt.sort()
atom = tables.Atom.from_dtype(self.data.dtype)
shape = self.data.shape
filter = tables.Filters(complevel=0, complib='zlib')
new_array = self.h5f.createCArray(self.el_node,
"raw",
atom,
shape,
filters=filter,
createparents=True)
self.sampfreq = 5.E3
new_array.attrs['sampfreq'] = self.sampfreq
new_array[:] = self.data
spt_array = self.h5f.createArray(self.el_node,
"cell",
self.spt,
title="",
createparents="True")
self.h5f.close()
def tearDown(self):
self.filter.close()
os.unlink(self.fname)
def test_write(self):
sp_dict = {'data': self.data, 'FS': self.sampfreq}
spt_dict = {'data': self.spt}
self.filter = PyTablesFilter("test2.h5")
self.filter.write_sp(sp_dict, self.el_node + "/raw")
self.filter.write_spt(spt_dict, self.cell_node)
self.filter.close()
exit_code = os.system('h5diff ' + self.fname + ' test2.h5')
os.unlink("test2.h5")
ok_(exit_code == 0)
def test_read_sp(self):
self.filter = PyTablesFilter(self.fname)
sp = self.filter.read_sp(self.el_node)
ok_((sp['data'][:] == self.data).all())
def test_read_sp_attr(self):
#check n_contacts attribute
self.filter = PyTablesFilter(self.fname)
sp = self.filter.read_sp(self.el_node)
n_contacts = sp['n_contacts']
ok_(n_contacts == self.data.shape[0])
def test_read_spt(self):
self.filter = PyTablesFilter(self.fname)
spt = self.filter.read_spt(self.cell_node)
ok_((spt['data'] == self.spt).all())
class TestHDF:
def setUp(self):
self.data = np.random.randint(1000,size=(4, 100))
self.spt = np.random.randint(0,100, (10,))/200.
self.el_node = '/Subject/Session/Electrode'
self.fname = 'test.h5'
self.cell_node = self.el_node+'/cell'
self.h5f = tables.openFile(self.fname,'a')
self.spt.sort()
atom = tables.Atom.from_dtype(self.data.dtype)
shape = self.data.shape
filter = tables.Filters(complevel=0, complib='zlib')
new_array = self.h5f.createCArray(self.el_node, "raw", atom, shape,
filters=filter,
createparents=True)
self.sampfreq=5.E3
new_array.attrs['sampfreq']=self.sampfreq
new_array[:] = self.data
spt_array = self.h5f.createArray(self.el_node, "cell", self.spt,
title="",
createparents="True")
self.h5f.close()
def tearDown(self):
self.filter.close()
os.unlink(self.fname)
def test_write(self):
sp_dict = {'data':self.data,'FS':self.sampfreq}
spt_dict = {'data':self.spt}
self.filter = PyTablesFilter("test2.h5")
self.filter.write_sp(sp_dict, self.el_node+"/raw")
self.filter.write_spt(spt_dict, self.cell_node)
self.filter.close()
exit_code = os.system('h5diff ' + self.fname + ' test2.h5')
os.unlink("test2.h5")
ok_(exit_code==0)
def test_read_sp(self):
self.filter = PyTablesFilter(self.fname)
sp = self.filter.read_sp(self.el_node)
ok_((sp['data'][:]==self.data).all())
def test_read_sp_attr(self):
#check n_contacts attribute
self.filter = PyTablesFilter(self.fname)
sp = self.filter.read_sp(self.el_node)
n_contacts = sp['n_contacts']
ok_(n_contacts==self.data.shape[0])
def test_read_spt(self):
self.filter = PyTablesFilter(self.fname)
spt = self.filter.read_spt(self.cell_node)
ok_((spt['data']==self.spt).all())
class TestHDF(object):
def setUp(self):
self.data = np.random.randint(1000, size=(4, 100))
self.spt = np.random.randint(0, 100, (10,)) / 200.0
self.el_node = "/Subject/Session/Electrode"
self.fname = "test.h5"
self.cell_node = self.el_node + "/cell"
self.h5f = tables.openFile(self.fname, "a")
self.spt.sort()
atom = tables.Atom.from_dtype(self.data.dtype)
shape = self.data.shape
filter = tables.Filters(complevel=0, complib="zlib")
new_array = self.h5f.createCArray(self.el_node, "raw", atom, shape, filters=filter, createparents=True)
self.sampfreq = 5.0e3
new_array.attrs["sampfreq"] = self.sampfreq
new_array[:] = self.data
self.h5f.createArray(self.el_node, "cell", self.spt, title="", createparents="True")
self.h5f.close()
def tearDown(self):
self.filter.close()
os.unlink(self.fname)
def test_write(self):
sp_dict = {"data": self.data, "FS": self.sampfreq}
spt_dict = {"data": self.spt}
self.filter = PyTablesFilter("test2.h5")
self.filter.write_sp(sp_dict, self.el_node + "/raw")
self.filter.write_spt(spt_dict, self.cell_node)
self.filter.close()
exit_code = os.system("h5diff " + self.fname + " test2.h5")
os.unlink("test2.h5")
ok_(exit_code == 0)
def test_read_sp(self):
self.filter = PyTablesFilter(self.fname)
sp = self.filter.read_sp(self.el_node)
ok_((sp["data"][:] == self.data).all())
def test_read_sp_attr(self):
# check n_contacts attribute
self.filter = PyTablesFilter(self.fname)
sp = self.filter.read_sp(self.el_node)
n_contacts = sp["n_contacts"]
ok_(n_contacts == self.data.shape[0])
def test_read_spt(self):
self.filter = PyTablesFilter(self.fname)
spt = self.filter.read_spt(self.cell_node)
ok_((spt["data"] == self.spt).all())
import os
import spike_sort as sort
from spike_sort.io.filters import PyTablesFilter
import spike_sort.ui.manual_sort
DATAPATH = os.environ['DATAPATH']
if __name__ == "__main__":
h5_fname = os.path.join(DATAPATH, "tutorial.h5")
h5filter = PyTablesFilter(h5_fname, 'a')
dataset = "/SubjectA/session01/el1"
sp_win = [-0.2, 0.8]
sp = h5filter.read_sp(dataset)
spt = sort.extract.detect_spikes(sp, contact=3, thresh='auto')
spt = sort.extract.align_spikes(sp, spt, sp_win, type="max", resample=10)
sp_waves = sort.extract.extract_spikes(sp, spt, sp_win)
features = sort.features.combine(
(sort.features.fetP2P(sp_waves),
sort.features.fetPCA(sp_waves)),
norm=True
)
clust_idx = sort.cluster.cluster("gmm",features,4)
spike_sort.ui.plotting.plot_features(features, clust_idx)
spike_sort.ui.plotting.figure()
#!/usr/bin/env python
#coding=utf-8
"""
Simple raw data browser.
Keyboard shortcuts:
+/- - zoom in/out
"""
import spike_sort as sort
from spike_sort.io.filters import PyTablesFilter
from spike_sort.ui import spike_browser
import os
DATAPATH = os.environ['DATAPATH']
if __name__ == "__main__":
dataset = "/SubjectA/session01/el1"
data_fname = os.path.join(DATAPATH, "tutorial.h5")
io_filter = PyTablesFilter(data_fname)
sp = io_filter.read_sp(dataset)
spt = sort.extract.detect_spikes(sp, contact=3, thresh='auto')
spike_browser.browse_data_tk(sp, spt, win=50)
#!/usr/bin/env python
# -*- coding: utf-8 -*-
from spike_sort.io.filters import PyTablesFilter
from spike_sort import extract
from spike_sort import features
from spike_sort import cluster
from spike_sort.ui import plotting
import os
dataset = '/SubjectA/session01/el1'
datapath = '../../../data/tutorial.h5'
io_filter = PyTablesFilter(datapath)
raw = io_filter.read_sp(dataset)
spt = extract.detect_spikes(raw, contact=3, thresh='auto')
sp_win = [-0.2, 0.8]
spt = extract.align_spikes(raw, spt, sp_win, type="max", resample=10)
sp_waves = extract.extract_spikes(raw, spt, sp_win)
sp_feats = features.combine(
(
features.fetP2P(sp_waves),
features.fetPCA(sp_waves)
)
)
plotting.plot_features(sp_feats)
plotting.show()
matplotlib.use("TkAgg")
matplotlib.interactive(True)
import spike_sort as sort
from spike_sort.io.filters import PyTablesFilter
DATAPATH = os.environ['DATAPATH']
if __name__ == "__main__":
h5_fname = os.path.join(DATAPATH, "tutorial.h5")
h5filter = PyTablesFilter(h5_fname, 'r')
dataset = "/SubjectA/session01/el1"
sp_win = [-0.2, 0.8]
sp = h5filter.read_sp(dataset)
spt = sort.extract.detect_spikes(sp, contact=3, thresh=300)
spt = sort.extract.align_spikes(sp, spt, sp_win, type="max", resample=10)
sp_waves = sort.extract.extract_spikes(sp, spt, sp_win)
features = sort.features.combine(
(sort.features.fetSpIdx(sp_waves), sort.features.fetP2P(sp_waves),
sort.features.fetPCA(sp_waves)),
norm=True)
clust_idx = sort.ui.manual_sort.manual_sort(features,
['Ch0:P2P', 'Ch3:P2P'])
clust, rest = sort.cluster.split_cells(spt, clust_idx, [1, 0])
sort.ui.plotting.figure()
