json/IAFs.json

{
    "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"
                    }
                }
            }
        }
    }
}