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{
"IAFs": {
"format": "ModECI MDF v0.4",
"generating_application": "Python modeci-mdf v0.4.11",
"metadata": {
"preferred_duration": 100,
"preferred_dt": 0.1
},
"graphs": {
"IAFs": {
"nodes": {
"current_input_node": {
"parameters": {
"time": {
"default_initial_value": 0,
"time_derivative": "1"
},
"start": {
"value": 20
},
"duration": {
"value": 60
},
"amplitude": {
"value": 10
},
"level": {
"value": 0,
"conditions": [
{
"id": "on",
"test": "time > start",
"value": "amplitude"
},
{
"id": "off",
"test": "time > start + duration",
"value": "amplitude*0"
}
]
}
},
"output_ports": {
"current_output": {
"value": "level"
}
}
},
"pre": {
"input_ports": {
"current_input": {
"shape": [
1
]
}
},
"parameters": {
"v0": {
"value": [
-60
]
},
"erev": {
"value": [
-70
]
},
"tau": {
"value": 10.0
},
"thresh": {
"value": [
-20
]
},
"spiking": {
"default_initial_value": "0",
"conditions": [
{
"id": "is_spiking",
"test": "v >= thresh",
"value": "1"
},
{
"id": "not_spiking",
"test": "v < thresh",
"value": "0"
}
]
},
"v": {
"default_initial_value": "v0",
"time_derivative": "-1 * (v-erev)/tau + current_input",
"conditions": [
{
"id": "reset",
"test": "v > thresh",
"value": "erev"
}
]
}
},
"output_ports": {
"v_output": {
"value": "v"
},
"spiking_output": {
"value": "spiking"
}
}
},
"post": {
"input_ports": {
"current_input": {
"shape": [
1
]
}
},
"parameters": {
"v0": {
"value": [
-60
]
},
"erev": {
"value": [
-70
]
},
"tau": {
"value": 10.0
},
"thresh": {
"value": [
-20
]
},
"spiking": {
"default_initial_value": "0",
"conditions": [
{
"id": "is_spiking",
"test": "v >= thresh",
"value": "1"
},
{
"id": "not_spiking",
"test": "v < thresh",
"value": "0"
}
]
},
"v": {
"default_initial_value": "v0",
"time_derivative": "-1 * (v-erev)/tau + current_input",
"conditions": [
{
"id": "reset",
"test": "v > thresh",
"value": "erev"
}
]
}
},
"output_ports": {
"v_output": {
"value": "v"
},
"spiking_output": {
"value": "spiking"
}
}
},
"syn_post": {
"input_ports": {
"spike_input": {
"shape": [
1
]
}
},
"parameters": {
"syn_tau": {
"value": 10
},
"spike_weights": {
"value": [
40
]
},
"weighted_spike": {
"function": "MatMul",
"args": {
"A": "spike_weights",
"B": "spike_input"
}
},
"syn_i": {
"default_initial_value": "0",
"time_derivative": "-1 * syn_i",
"conditions": [
{
"id": "spike_detected",
"test": "spike_input > 0",
"value": "weighted_spike"
}
]
}
},
"output_ports": {
"current_output": {
"value": "syn_i"
}
}
}
},
"edges": {
"input_edge": {
"sender": "current_input_node",
"receiver": "pre",
"sender_port": "current_output",
"receiver_port": "current_input"
},
"post_internal_edge": {
"sender": "syn_post",
"receiver": "post",
"sender_port": "current_output",
"receiver_port": "current_input"
},
"syn_edge": {
"sender": "pre",
"receiver": "syn_post",
"sender_port": "spiking_output",
"receiver_port": "spike_input"
}
}
}
}
}
}
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