mechanism = "LeakyIAF"
parameters = p = {
'C': 1, # nF
'vL': -65, # mV
'Isyn': 0.5, # nA
'V_reset': -70, # mV
'theta': -50, # mV
't_ref': 5, # ms
'gL': 0.01, # µS
}
initial_values = {'V': -65, 't_spike': -1e9}
def time_to_spike(v_start):
tau_m = p['C']/p['gL']
x = p['vL'] + p['Isyn']/p['gL']
return tau_m*numpy.log((v_start - x)/(p['theta'] - x))
spike1 = time_to_spike(initial_values['V'])
spike2 = spike1 + p['t_ref'] + time_to_spike(p['V_reset'])
expected_output = numpy.array([spike1, spike2])
if __name__ == "__main__":
configure()
test = TestCase(mechanism, parameters, initial_values, expected_output)
run(100.0)
test.plot("test_leaky_iaf.png")
errors = test.calculate_errors()
print test.success and "OK" or "FAIL"
parameters = {
'C': 10,
'V1': -1.2,
'Isyn': 100,
'phi': 0.04,
'V2': 18,
'g_l': 2,
'g_ca': 4.4,
'V3': 2,
'V4': 30,
'g_k': 8,
'theta': 20,
'V_l': -60,
'V_ca': 120,
'V_k': -84,
}
initial_values = {
'V': -65,
'W': 0
}
expected_output = numpy.array([ 8.19, 77.90]) # no idea if these are the correct values
if __name__ == "__main__":
configure()
test = TestCase(mechanism, parameters, initial_values, expected_output)
run(100.0)
test.plot("test_morris-lecar.png")
errors = test.calculate_errors()
print test.success and "OK" or "FAIL"
from single_cell_current_injection import TestCase, configure, run
mechanism = "Izhikevich"
parameters = {
'a': 0.02,
'b': 0.2,
'c': -50,
'd': 2,
'Isyn': 15,
'theta': 0,
}
initial_values = {
'V': -65,
'U': 0.2 * -65
}
expected_output = [# I have no idea if these values are correct
2.12834641, 3.17733172, 4.31376038, 5.52657414,
6.85904596, 8.33813478, 9.97419301, 11.85470981,
14.10067134, 17.04985314, 50.2182681 , 51.81893091,
53.63051808, 55.78022398, 58.53731759, 63.57952919,
97.27780952, 98.87851621]
if __name__ == "__main__":
configure()
test = TestCase(mechanism, parameters, initial_values, expected_output)
run(100.0)
test.plot("test_izhikevich.png")
errors = test.calculate_errors()
print test.success and "OK" or "FAIL"