twinnable-weights / model_metadata_nuaa.json
narteybrown's picture
A15 BiLSTM R²=-2.5786
1e8f8e0 verified
{
"version": "v15b",
"trained_at": "2026-04-01T17:10:36.065134+00:00",
"sprint": "A15",
"architecture": "BiLSTM",
"onnx_path": "tft_weights_v15b_cnc_nuaa.onnx",
"best_pt": "nuaa_best_v15b.pt",
"backbone_frozen": false,
"dataset": "NUAA Ideahouse W1 train (30 runs) / W2 test (18 runs)",
"doi": "10.21227/3aa1-5e83",
"paper_ref": "Sayyad et al., Sensors 2023, 23, 5659",
"feature_method": "WPT db4 level=1 window=512 stride=256",
"n_wpt_features": 128,
"n_signals": 8,
"signals": [
"axial_force",
"bending_moment_x",
"bending_moment_y",
"torsion",
"vib1",
"vib2",
"spindle_power",
"spindle_current"
],
"seq_len": 20,
"total_ref_sec": 3505.35,
"r2": -2.5786,
"rmse_normalised": 0.2805,
"rmse_sec": 983.26,
"mape": 619.658,
"nrmse": 0.5464,
"r2_benchmark": 0.967,
"badge": "ESTIMATED",
"feat_mean_path": "nuaa_feat_mean_v15b.npy",
"feat_std_path": "nuaa_feat_std_v15b.npy",
"note": "BiLSTM trained from scratch on NUAA WPT features. TFT frozen/unfrozen both failed (R\u00b2=-12.85/-13.87 \u2014 CMAPSS domain mismatch). Inputs: headerless CSVs, positional signal assignment."
}