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Running
| { | |
| "description": "Reverse mode's last step: adjoints have reached every input, giving the whole gradient", | |
| "calls": { | |
| "handle_set_function": { | |
| "args": { | |
| "expression": "x*y + y" | |
| }, | |
| "result": { | |
| "inputs": [ | |
| "x", | |
| "y" | |
| ], | |
| "constants": {}, | |
| "nodes": [ | |
| { | |
| "id": "w1", | |
| "kind": "input", | |
| "name": "x" | |
| }, | |
| { | |
| "id": "w2", | |
| "kind": "input", | |
| "name": "y" | |
| }, | |
| { | |
| "id": "w3", | |
| "kind": "op", | |
| "op": "mul", | |
| "args": [ | |
| "w1", | |
| "w2" | |
| ] | |
| }, | |
| { | |
| "id": "w4", | |
| "kind": "op", | |
| "op": "add", | |
| "args": [ | |
| "w3", | |
| "w2" | |
| ] | |
| } | |
| ], | |
| "output": "w4" | |
| } | |
| }, | |
| "handle_set_run": { | |
| "args": { | |
| "mode": "reverse", | |
| "inputs": { | |
| "x": 2, | |
| "y": 3 | |
| } | |
| }, | |
| "result": { | |
| "steps": 5 | |
| } | |
| }, | |
| "handle_state": { | |
| "args": { | |
| "iteration": 5 | |
| }, | |
| "result": { | |
| "step": { | |
| "phase": "backward", | |
| "node": "w3", | |
| "value": 6.0, | |
| "derivative": 1.0, | |
| "partials": [ | |
| { | |
| "arg": "w1", | |
| "partial": 3.0, | |
| "amount": 3.0 | |
| }, | |
| { | |
| "arg": "w2", | |
| "partial": 2.0, | |
| "amount": 2.0 | |
| } | |
| ] | |
| }, | |
| "values": { | |
| "w1": 2.0, | |
| "w2": 3.0, | |
| "w3": 6.0, | |
| "w4": 9.0 | |
| }, | |
| "derivatives": { | |
| "w4": 1.0, | |
| "w3": 1.0, | |
| "w2": 3.0, | |
| "w1": 3.0 | |
| } | |
| } | |
| } | |
| } | |
| } | |