{
  "code": {
    "converter": "forge_model/SEUB/convert_seub.py",
    "evidence_gate": {
      "conflict_rule": "binary: weak dropped only when the detector claims a fault on a health record",
      "detector_operating_point": {
        "detector": "modulation_family prominence=20 (stage-1 exclusions)",
        "measured_confirmed_fraction_by_class": {
          "ball": 0.0,
          "health": 1.0,
          "inner_outer_comb": 0.0,
          "inner_race": 0.0,
          "outer_race": 0.0
        }
      },
      "perception": "confirmed + weak-nonconflict (binary rule)",
      "reasoning": "not emitted"
    },
    "excluded_labels": [],
    "forge_agent_commit": "a990b2ef69bb4ed983daac69020359d17b621af1",
    "forge_model_commit": "8892ffb2dbb0680a768058a4482667d1775dde13",
    "pipeline": "forge_agent/examples/seu/convert.py",
    "query_domain": "drivetrain_bearing",
    "query_pool": {
      "reshaped": 30,
      "scalogram": 30,
      "spectrogram": 30,
      "spectrum": 30,
      "waveform": 30
    }
  },
  "dataset": "SEUB-perception",
  "generated_at": "2026-07-17T19:59:46",
  "raw_form_provenance": {
    "evidence_tier_by_class": {
      "ball": {
        "absent": 5,
        "weak": 395
      },
      "health": {
        "confirmed": 400
      },
      "inner_outer_comb": {
        "weak": 400
      },
      "inner_race": {
        "weak": 400
      },
      "outer_race": {
        "absent": 5,
        "weak": 395
      }
    },
    "files_used": 10,
    "generation": {
      "forge_agent_commit": "a990b2ef69bb4ed983daac69020359d17b621af1",
      "generated_at": "2026-07-16T08:17:59",
      "params": {
        "channel": "parallel_x",
        "context_seconds_bearing": 16.0,
        "detector": "modulation_family(0.03-0.6 orders; STAGE-1 gear-train orders excluded: carrier half-harmonics k*fc1/2, planet-spin family, shaft integers; stage-2 orders deliberately retained -- excluding them would blind sub-carrier bearing modulation)",
        "fs": 5120.0,
        "gold": "filenames (Title fields provably stale); faults implanted, steady-state -> per-window label transfer sound",
        "per_file": 40,
        "planetary_config": "SEU_DDS",
        "planetary_derivation": {
          "provenance": "tooth counts derived from SEU dataset spectra (carrier=fr/6, sun-fault=5/6 fr, GMF1=16.665x + harmonics, GMF2=3.111x at both speeds; assembly + published 27:1)",
          "ratio": 27.0,
          "stages": [
            {
              "Np": 4,
              "Zp": 40,
              "Zr": 100,
              "Zs": 20,
              "confidence": "derived-high"
            },
            {
              "Np": 3,
              "Zp": 30,
              "Zr": 84,
              "Zs": 24,
              "confidence": "derived-moderate"
            }
          ]
        },
        "representations": [
          "spectrum",
          "spectrogram",
          "scalogram",
          "waveform",
          "reshaped"
        ],
        "split": "time-stratified per file (first 80% train / last 20% test); one physical specimen per class+condition \u2014 no unit-wise split exists",
        "test_frac": 0.2,
        "tier": "BINARY (evidence_tier_binary): detector attests fault visibility; subtype is implanted gold that physics cannot name",
        "window_seconds": 4.0
      },
      "source": "SEU gearbox dataset (Southeast University; DDS rig). Authors' research release: github.com/cathysiyu/Mechanical-datasets (no LICENSE file; cite Shao, McAleer, Yan, Baldi, IEEE TII 2019, DOI 10.1109/TII.2018.2864759). The repo's CWRU-copy 'dataset/' folder is EXCLUDED (already published from the original source).",
      "tool": "forge_agent/examples/seu/convert.py"
    },
    "labels": {
      "ball": 400,
      "health": 400,
      "inner_outer_comb": 400,
      "inner_race": 400,
      "outer_race": 400
    },
    "records": 2000,
    "splits": {
      "test": 400,
      "train": 1600
    }
  },
  "schema": "unified 7-field SFT (cate=C, task=T-C1)",
  "source": "SEU gearbox dataset (bearingset) -- Southeast University DDS; implanted parallel-gearbox bearing faults, steady-state; cite Shao et al., IEEE TII 2019",
  "stats": {
    "reshaped": {
      "evidence_tier": {
        "confirmed": 80,
        "weak": 318
      },
      "labels": {
        "ball": 79,
        "health": 80,
        "inner_outer_comb": 80,
        "inner_race": 80,
        "outer_race": 79
      },
      "splits": {
        "test": 80,
        "train": 318
      },
      "total": 398
    },
    "scalogram": {
      "evidence_tier": {
        "confirmed": 80,
        "weak": 318
      },
      "labels": {
        "ball": 79,
        "health": 80,
        "inner_outer_comb": 80,
        "inner_race": 80,
        "outer_race": 79
      },
      "splits": {
        "test": 80,
        "train": 318
      },
      "total": 398
    },
    "spectrogram": {
      "evidence_tier": {
        "confirmed": 80,
        "weak": 318
      },
      "labels": {
        "ball": 79,
        "health": 80,
        "inner_outer_comb": 80,
        "inner_race": 80,
        "outer_race": 79
      },
      "splits": {
        "test": 80,
        "train": 318
      },
      "total": 398
    },
    "waveform": {
      "evidence_tier": {
        "confirmed": 80,
        "weak": 318
      },
      "labels": {
        "ball": 79,
        "health": 80,
        "inner_outer_comb": 80,
        "inner_race": 80,
        "outer_race": 79
      },
      "splits": {
        "test": 80,
        "train": 318
      },
      "total": 398
    }
  }
}