Table 5.

Summary of parameters for the rate model^a

Connection strength (pA·s)	fI slope (1/pA)	fI threshold (pA)	Time constants (s)
WPP = 1.72	$k_P=0.47$	$t_P=131.66$	${\tau }_P=0.003$
WBP = 8.86	$k_B=0.41$	$t_B=131.96$	${\tau }_B=0.002$
WAP = 1.72	$k_A=0.48$	$t_A=131.09$	${\tau }_A=0.006$
WPB = 1.24
WBB = 3.24	Synaptic depression	Synaptic facilitation
WAB = 5.67	${\eta }_d=0.18$	ηf = 0.32
WPA = 12.60	${\tau }_d=0.250$ s	τf = 0.230 s
WBA = 13.44		zmax = 1
WAA = 8.40

^aThe synaptic facilitation parameters are used only in the simulations of Figure 15D.