def default_parameters():
# receptive field parameters
p = ParameterSpace({})
p.Ac = 1.
p.As = 1. / 3.
p.K1 = 1.05
p.K2 = 0.7
p.c1 = 0.14
p.c2 = 0.12
p.n1 = 7.
p.n2 = 8.
p.t1 = -6. # ms
p.t2 = -6. # ms
p.td = 6.0 # time differece between ON-OFF
p.sigma_c = 0.3 #0.4 # Allen 2006 # sigma of center gauss degree
p.sigma_s = 1.5 #p.sigma_c*1.5+0.4 # Allen 2006 # sigma of surround gauss degree
# Kernel dims
# temporal
p.size = 10. # degree
p.degree_per_pixel = 0.1133
# spatial
p.dt = 1.0 # ms
p.duration = 200. # ms
return p
def default_parameters():
# receptive field parameters
p = ParameterSpace({})
p.Ac = 1.
p.As = 1./3.
p.K1 = 1.05
p.K2 = 0.7
p.c1 = 0.14
p.c2 = 0.12
p.n1 = 7.
p.n2 = 8.
p.t1 = -6. # ms
p.t2 = -6. # ms
p.td = 6.0 # time differece between ON-OFF
p.sigma_c = 0.3#0.4 # Allen 2006 # sigma of center gauss degree
p.sigma_s = 1.5#p.sigma_c*1.5+0.4 # Allen 2006 # sigma of surround gauss degree
# Kernel dims
# temporal
p.size = 10. # degree
p.degree_per_pixel = 0.1133
# spatial
p.dt = 1.0 # ms
p.duration = 200. # ms
return p
