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model_metadata_v9c.json

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+{
+  "version": "v9c",
+  "sprint": "A7c",
+  "trained_at": "2026-03-28T17:30:02.968878+00:00",
+  "backbone_source": "v8 (frozen \u2014 CMAPSS+SCANIA heads unchanged)",
+  "vsn_rho_method": "perturbation_sensitivity",
+  "domains": {
+    "cmapss": {
+      "rul_source": "supervised",
+      "onnx": "tft_weights_v8_cmapss.onnx",
+      "note": "Unchanged from v8"
+    },
+    "scania": {
+      "rul_source": "supervised",
+      "onnx": "tft_weights_v8_scania.onnx",
+      "note": "Unchanged from v8"
+    },
+    "nist": {
+      "rul_source": "synthetic_estimated",
+      "onnx": "tft_weights_v9c_nist.onnx",
+      "auc": 0.9276,
+      "rmse": 0.6232,
+      "vsn_rho": 0.5868,
+      "vsn_validated": false,
+      "nist_seed": 42
+    },
+    "femto": {
+      "rul_source": "supervised",
+      "onnx": "tft_weights_v10a_femto.onnx",
+      "rmse_cycles": 78.5705,
+      "rmse_normalised": 0.2568,
+      "mae_cycles": 39.7257,
+      "r2": -0.0452,
+      "vsn_rho": 0.1341,
+      "vsn_validated": false,
+      "rul_cap": 306,
+      "n_features": 14,
+      "feature_names": [
+        "H_rms",
+        "H_kurt",
+        "H_peak",
+        "H_crest",
+        "H_skew",
+        "H_shape",
+        "H_impulse",
+        "V_rms",
+        "V_kurt",
+        "V_peak",
+        "V_crest",
+        "V_skew",
+        "V_shape",
+        "V_impulse"
+      ],
+      "backbone_frozen": true,
+      "backbone_version": "v9c",
+      "fpt_method": "H_rms > mean+3.0\u03c3 (healthy_pct=0.1)"
+    },
+    "nist_anomaly": {
+      "rul_source": "none",
+      "head_type": "anomaly_only",
+      "onnx": "tft_weights_v11a_nist_anomaly.onnx",
+      "auc": 0.9216,
+      "vsn_rho": 0.5692,
+      "auc_validated": true,
+      "n_sensors": 14,
+      "window_size": 30,
+      "backbone_frozen": true,
+      "backbone_version": "v9c",
+      "training_data": "mds2-2361 nominal (nist_windows_v9c.npz cache)",
+      "note": "ESTIMATED \u2014 synthetic anomaly labels from A7c cache."
+    },
+    "cnc": {
+      "rul_source": "supervised",
+      "head_type": "rul_anomaly",
+      "onnx": "tft_weights_v12a_cnc.onnx",
+      "scaler": "cnc_scaler_v12a.pkl",
+      "rmse_um": 36.6639,
+      "rmse_normalised": 0.2444,
+      "mae_um": 35.2722,
+      "r2": -0.4361,
+      "vsn_rho": 0.3495,
+      "vsn_validated": false,
+      "vb_cap": 150.0,
+      "vb_fpt": 50.0,
+      "n_features": 14,
+      "feature_names": [
+        "mean",
+        "std",
+        "rms",
+        "kurtosis",
+        "peak",
+        "crest_factor",
+        "skewness",
+        "shape_factor",
+        "impulse_factor",
+        "variance",
+        "peak_to_peak",
+        "mav",
+        "zero_crossing_rate",
+        "waveform_length"
+      ],
+      "train_cutter": "c4",
+      "val_cutter": "c6",
+      "backbone_frozen": true,
+      "backbone_version": "v9c",
+      "dataset": "PHM 2010 (C4 train, C6 validate)",
+      "note": "ESTIMATED if rho < 0.75. C1 not in mirror \u2014 C4/C6 only."
+    }
+  },
+  "product_classifier": {
+    "version": "v1",
+    "onnx": "product_classifier_v1.onnx",
+    "scaler": "product_classifier_scaler_v1.pkl",
+    "labels": "product_classifier_labels_v1.pkl",
+    "n_features": 14,
+    "feature_names": [
+      "Total_running_time_NC_program",
+      "Tool_number_Magazine_9998_Place_1",
+      "Spindle_position_error",
+      "Z-axis_position_MCS",
+      "X-axis_position_MCS",
+      "Spindle_angular_velocity",
+      "Spindle_speed",
+      "Spindle_smoothed_speed",
+      "X-axis_position_WCS",
+      "Z-axis_position_WCS",
+      "ToolChange_smoothed_current_value",
+      "ToolChange_smoothed_torque",
+      "Net_running_time_program",
+      "Tool_number_Magazine_Place_6"
+    ],
+    "product_labels": [
+      1.0,
+      2.0,
+      3.0
+    ],
+    "n_classes": 3,
+    "window_size": 30,
+    "conf_threshold": 0.7,
+    "val_accuracy": 0.9993,
+    "dataset": "TUAWS (Zenodo 15735480)"
+  },
+  "wear_multipliers": {
+    "version": "v1",
+    "source": "UC Berkeley Milling Dataset (NASA)",
+    "method": "linear_regression_VB_vs_run_per_case",
+    "nominal_condition": "cast_iron_avg",
+    "nominal_rate_um_per_cut": 0.0512,
+    "multipliers": {
+      "1": 1.0,
+      "2": 2.189,
+      "3": 2.406
+    },
+    "product_mapping": {
+      "1": "Product A \u2014 nominal (cast iron average)",
+      "2": "Product B \u2014 steel average (2.189x nominal)",
+      "3": "Product C \u2014 most aggressive condition (2.406x nominal)"
+    },
+    "note": "Derived from UC Berkeley milling dataset. Cast iron = nominal (1.0). Steel = material_2 avg rate / material_1 avg rate. Aggressive = max rate across all conditions / nominal. On a real cell, these would be replaced by calibration runs per product."
+  }
+}