| { |
| "schema_version": 1, |
| "model": "FUSE-EFIT", |
| "protocol": "in era (random split of shots 125500-205774; DECISIONS D50, D55)", |
| "form": "averaged", |
| "form_meaning": "averaged: the eight in-era finals evaluated side by side; at every tick the mean of their raw outputs (regression z-scores and the H-mode logit) is de-normalised and passed through the sigmoid, as the eight-replicate ensemble was scored", |
| "members": [ |
| { |
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| } |
| ], |
| "cadence": { |
| "period_ms": 50.0, |
| "hz": 20, |
| "rule": "one step-graph call per 50 ms of simulated time; each tick describes the trailing interval (t - 50 ms, t]; reset the state to zeros at the start of every shot" |
| }, |
| "inputs": { |
| "inputs": { |
| "shape": [ |
| "batch", |
| 25 |
| ], |
| "dtype": "float32", |
| "names": [ |
| "pinj", |
| "tinj", |
| "ech_mw", |
| "gasa_cal", |
| "gasb_cal", |
| "gasc_cal", |
| "gasd_cal", |
| "gase_cal", |
| "bt", |
| "ip", |
| "aminor", |
| "rsurf", |
| "zsurf", |
| "kappa", |
| "tritop", |
| "tribot", |
| "drsep", |
| "rvsout", |
| "gapin", |
| "rvsou", |
| "rvsiu", |
| "shafranov", |
| "zeta_ou", |
| "zeta_ol", |
| "vloop" |
| ], |
| "units": { |
| "pinj": "MW", |
| "tinj": "N m", |
| "ech_mw": "MW", |
| "gasa_cal": "Torr L/s", |
| "gasb_cal": "Torr L/s", |
| "gasc_cal": "Torr L/s", |
| "gasd_cal": "Torr L/s", |
| "gase_cal": "Torr L/s", |
| "bt": "T", |
| "ip": "MA", |
| "aminor": "m", |
| "rsurf": "m", |
| "zsurf": "m", |
| "kappa": "dimensionless", |
| "tritop": "dimensionless", |
| "tribot": "dimensionless", |
| "drsep": "m", |
| "rvsout": "m", |
| "gapin": "m", |
| "rvsou": "m", |
| "rvsiu": "m", |
| "shafranov": "m", |
| "zeta_ou": "dimensionless", |
| "zeta_ol": "dimensionless", |
| "vloop": "V" |
| }, |
| "sources": { |
| "pinj": "PtData bmspinj: neutral-beam injected power, all sources", |
| "tinj": "PtData bmstinj: neutral-beam injected torque", |
| "ech_mw": "MDSplus \\RF::ECHPWRC: calibrated total ECH power injected", |
| "gasa_cal": "MDSplus NEUTRALS GASFLOW.GASA:FLOW: calibrated gas flow, valve A", |
| "gasb_cal": "MDSplus NEUTRALS GASFLOW.GASB:FLOW: calibrated gas flow, valve B", |
| "gasc_cal": "MDSplus NEUTRALS GASFLOW.GASC:FLOW: calibrated gas flow, valve C", |
| "gasd_cal": "MDSplus NEUTRALS GASFLOW.GASD:FLOW: calibrated gas flow, valve D", |
| "gase_cal": "MDSplus NEUTRALS GASFLOW.GASE:FLOW: calibrated gas flow, valve E", |
| "bt": "PtData bt: vacuum toroidal field, signed", |
| "ip": "PtData ip: measured plasma current (amperes / 1e6)", |
| "aminor": "EFIT01 AMINOR: minor radius", |
| "rsurf": "EFIT01 RSURF: major radius of the boundary's geometric centre", |
| "zsurf": "EFIT01 ZSURF: height of the boundary's geometric centre", |
| "kappa": "EFIT01 KAPPA: elongation", |
| "tritop": "EFIT01 TRITOP: upper triangularity", |
| "tribot": "EFIT01 TRIBOT: lower triangularity", |
| "drsep": "EFIT01 DRSEP: separatrix separation at the outer midplane, clipped to +-0.1 m per slice", |
| "rvsout": "EFIT01 RVSOUT: major radius of the outer (lower) strike point", |
| "gapin": "EFIT01 GAPIN: inner gap", |
| "rvsou": "EFIT01 RVSOU: major radius of the upper outer strike point", |
| "rvsiu": "EFIT01 RVSIU: major radius of the upper inner strike point", |
| "shafranov": "EFIT01 R0 - RSURF: Shafranov shift", |
| "zeta_ou": "Luce squareness, outer-upper quadrant, from the EFIT01 boundary vertices", |
| "zeta_ol": "Luce squareness, outer-lower quadrant, from the EFIT01 boundary vertices", |
| "vloop": "PtData VLOOP: loop voltage" |
| }, |
| "grid_rule": { |
| "pinj": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "tinj": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "ech_mw": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "gasa_cal": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "gasb_cal": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "gasc_cal": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "gasd_cal": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "gase_cal": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "bt": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "ip": "plain mean of the three newest 20 ms samples at or before the tick, after a causal low-pass and hold onto 20 ms (INPUT_CONTRACT 3.1)", |
| "aminor": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "rsurf": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "zsurf": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "kappa": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "tritop": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "tribot": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "drsep": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "rvsout": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "gapin": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "rvsou": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "rvsiu": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "shafranov": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "zeta_ou": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "zeta_ol": "mean of the per-slice values of the EFIT01 slices in (t - 50 ms, t] (INPUT_CONTRACT 3.2)", |
| "vloop": "mean of the native samples in (t - 50 ms, t] (INPUT_CONTRACT 3.3)" |
| }, |
| "zeroed_when_indicator_is_0": { |
| "pinj": [], |
| "tinj": [], |
| "ech_mw": [], |
| "gasa_cal": [], |
| "gasb_cal": [], |
| "gasc_cal": [], |
| "gasd_cal": [], |
| "gase_cal": [], |
| "bt": [], |
| "ip": [], |
| "aminor": [ |
| "efit_valid" |
| ], |
| "rsurf": [ |
| "efit_valid" |
| ], |
| "zsurf": [ |
| "efit_valid" |
| ], |
| "kappa": [ |
| "efit_valid" |
| ], |
| "tritop": [ |
| "efit_valid" |
| ], |
| "tribot": [ |
| "efit_valid" |
| ], |
| "drsep": [ |
| "efit_valid" |
| ], |
| "rvsout": [ |
| "efit_valid", |
| "rvsout_present" |
| ], |
| "gapin": [ |
| "efit_valid" |
| ], |
| "rvsou": [ |
| "efit_valid", |
| "rvsou_present" |
| ], |
| "rvsiu": [ |
| "efit_valid", |
| "rvsiu_present" |
| ], |
| "shafranov": [ |
| "efit_valid" |
| ], |
| "zeta_ou": [ |
| "efit_valid" |
| ], |
| "zeta_ol": [ |
| "efit_valid" |
| ], |
| "vloop": [ |
| "vloop_valid" |
| ] |
| }, |
| "note": "Physical units, contract order (docs/INPUT_CONTRACT.md \u00a72). Where a governing indicator is 0 the value is ignored (any number, or NaN). NaN anywhere is read as the training mean, so never pass NaN for a value you have." |
| }, |
| "indicators": { |
| "shape": [ |
| "batch", |
| 5 |
| ], |
| "dtype": "float32", |
| "values": "0 or 1, per tick", |
| "names": [ |
| "efit_valid", |
| "vloop_valid", |
| "rvsout_present", |
| "rvsou_present", |
| "rvsiu_present" |
| ], |
| "meaning": { |
| "efit_valid": "1 when at least one usable EFIT slice lies in (t - 50 ms, t]; 0 otherwise", |
| "vloop_valid": "1 when at least one loop-voltage sample lies in (t - 50 ms, t]; 0 otherwise", |
| "rvsout_present": "1 when at least one slice in the window has a real outer strike point; 0 otherwise", |
| "rvsou_present": "1 when at least one slice in the window has a real upper outer strike point; 0 otherwise", |
| "rvsiu_present": "1 when at least one slice in the window has a real upper inner strike point; 0 otherwise" |
| } |
| }, |
| "available": { |
| "shape": [ |
| "batch", |
| 25 |
| ], |
| "dtype": "float32", |
| "values": "0 or 1, per shot", |
| "names": [ |
| "pinj", |
| "tinj", |
| "ech_mw", |
| "gasa_cal", |
| "gasb_cal", |
| "gasc_cal", |
| "gasd_cal", |
| "gase_cal", |
| "bt", |
| "ip", |
| "aminor", |
| "rsurf", |
| "zsurf", |
| "kappa", |
| "tritop", |
| "tribot", |
| "drsep", |
| "rvsout", |
| "gapin", |
| "rvsou", |
| "rvsiu", |
| "shafranov", |
| "zeta_ou", |
| "zeta_ol", |
| "vloop" |
| ], |
| "default": 1, |
| "note": "1 = a usable record of this channel exists for the shot (the normal case). 0 = no record for the whole shot: the value is ignored and the model receives the flag, as it did in training for missing records. Keep it constant within a shot." |
| } |
| }, |
| "outputs": { |
| "predictions": { |
| "shape": [ |
| "batch", |
| 9 |
| ], |
| "dtype": "float32", |
| "names": [ |
| "ne", |
| "te_ped", |
| "ti_ped", |
| "t_rot_ped", |
| "ne_knee", |
| "te_knee", |
| "rho_sym", |
| "ne_top_loc", |
| "hmode" |
| ], |
| "units": { |
| "ne": "1e19 m^-3", |
| "te_ped": "keV", |
| "ti_ped": "keV", |
| "t_rot_ped": "krad/s", |
| "ne_knee": "1e19 m^-3", |
| "te_knee": "keV", |
| "rho_sym": "rho (normalised radius)", |
| "ne_top_loc": "rho (normalised radius)", |
| "hmode": "probability in [0, 1]" |
| }, |
| "meaning": { |
| "ne": "electron density at rho = 0.85", |
| "te_ped": "electron temperature at rho = 0.85", |
| "ti_ped": "ion temperature at rho = 0.85", |
| "t_rot_ped": "toroidal rotation at rho = 0.85", |
| "ne_knee": "electron density on the pedestal fit at its knee (H-mode only)", |
| "te_knee": "electron temperature on its pedestal fit at its knee (H-mode only)", |
| "rho_sym": "symmetry point of the density pedestal fit (H-mode only)", |
| "ne_top_loc": "knee (pedestal top) of the density pedestal fit (H-mode only)", |
| "hmode": "the plasma is in H-mode (sigmoid of the averaged or single logit)" |
| } |
| }, |
| "hmode_gated_heads": [ |
| "ne_knee", |
| "te_knee", |
| "rho_sym", |
| "ne_top_loc" |
| ], |
| "hmode_gated_note": "Trained on H-mode ticks only and undefined in L-mode; the graph emits a number anyway. Report them only where predictions[hmode] >= threshold; otherwise treat them as undefined, never as 0.", |
| "hmode_thresholds": { |
| "frozen": { |
| "balanced": 0.53, |
| "conservative": 0.47 |
| }, |
| "definitions": { |
| "balanced": "maximum Youden's J on validation (the best trade between missed H-mode and admitted L-mode ticks)", |
| "conservative": "the lowest threshold keeping L-mode ticks at or below 5 % of admitted validation ticks" |
| }, |
| "set_on": "the mean of the eight finals' hmode logits, in-era validation split", |
| "source": "receipts/G7_export_inputs/hmode_thresholds_both_forms.json (DECISIONS D64)", |
| "source_sha256": "b9c027ec369a251dcb48bbc7c444bc39628d9e9ad24b35bc1ce1845705b6a3d1", |
| "note": "Gate the four H-mode-only heads on predictions[hmode] >= threshold; MODEL_CARD.md \u00a76." |
| } |
| }, |
| "graphs": { |
| "step": { |
| "file": "fuse_efit_averaged_step.onnx", |
| "purpose": "one 50 ms tick per call; unbounded shot length", |
| "inputs": { |
| "inputs": [ |
| "batch", |
| 25 |
| ], |
| "indicators": [ |
| "batch", |
| 5 |
| ], |
| "available": [ |
| "batch", |
| 25 |
| ], |
| "conv_state": [ |
| 48, |
| "batch", |
| 1792, |
| 3 |
| ], |
| "ssm_state": [ |
| 48, |
| "batch", |
| 12, |
| 128, |
| 64 |
| ] |
| }, |
| "outputs": { |
| "predictions": [ |
| "batch", |
| 9 |
| ], |
| "conv_state_out": [ |
| 48, |
| "batch", |
| 1792, |
| 3 |
| ], |
| "ssm_state_out": [ |
| 48, |
| "batch", |
| 12, |
| 128, |
| 64 |
| ] |
| } |
| }, |
| "sequence": { |
| "file": "fuse_efit_averaged_sequence.onnx", |
| "seq_len": 256, |
| "purpose": "a whole window of exactly seq_len ticks; right-pad a shorter shot (any finite values, indicators 1) and keep the first K outputs, which is exact because the model is causal; use the step graph for longer shots", |
| "inputs": { |
| "inputs": [ |
| "batch", |
| 256, |
| 25 |
| ], |
| "indicators": [ |
| "batch", |
| 256, |
| 5 |
| ], |
| "available": [ |
| "batch", |
| 25 |
| ] |
| }, |
| "outputs": { |
| "predictions": [ |
| "batch", |
| 256, |
| 9 |
| ] |
| } |
| } |
| }, |
| "state": { |
| "conv_state": [ |
| "n_members x n_layers", |
| "batch", |
| 1792, |
| 3 |
| ], |
| "ssm_state": [ |
| "n_members x n_layers", |
| "batch", |
| 12, |
| 128, |
| 64 |
| ], |
| "leading_axis": 48, |
| "n_members": 8, |
| "n_layers": 6, |
| "initial": "all zeros at the start of every shot", |
| "bytes_per_shot": 19906560, |
| "note": "Opaque: store what the step graph returns and pass it back on the next call. The two forms differ only in the leading axis of these two tensors." |
| }, |
| "architecture": { |
| "family": "Mamba-2 state-space sequence model", |
| "d_model": 768, |
| "n_layers": 6, |
| "d_state": 64, |
| "d_conv": 4, |
| "expand": 2, |
| "headdim": 128, |
| "nheads": 12, |
| "ngroups": 2, |
| "d_inner": 1536, |
| "conv_dim": 1792, |
| "chunk_size": 100, |
| "n_inputs_trunk": 30, |
| "n_params_per_member": 22882785, |
| "n_members": 8 |
| }, |
| "input_transform": { |
| "clip_sigma": 20.0, |
| "std_floor": 1e-06, |
| "file": "norms.json", |
| "applied": "inside the graphs" |
| }, |
| "dtype": "float32", |
| "onnx_opset": 17, |
| "documentation": "docs/EXPORT.md, docs/INPUT_CONTRACT.md, MODEL_CARD.md" |
| } |
|
|
