Parallel Excitatory and Inhibitory Neural Circuit Pathways Underlie Reward-Based Phasic Neural Responses

Table 1

Model variables.

	The activation level of ventral striatal neurons
	The th CS input signal
	The US input signal
	CS-to-VS synaptic weights
	Calcium signal
	Above-baseline dopamine burst signal
	Below-baseline dopamine dip signal
	Striosomal metabotropic response
	Striosomal activity buildup rate parameter
	Striosomal calcium concentration
	CS input-to-striosomal synaptic weights
	The level of substance exciting PPTN
	The level of GABA inhibiting PPTN
	The level of substance exciting VP
	The level of GABA inhibiting VP
	The activation level of PPTN neurons
	The activation level of VP neurons
	The net effect of substance and GABA on PPTN
	The net effect of substance and GABA on VP
	The activation level of GPb neurons
	The activation level of LHb neurons
	The activation level of RMTg neurons
	The activation level of DA neurons