{
  "protocol": {
    "input_sha256": "9ae71cd24cf075a55fa0ea097470b33746d0e030b10385b12396806641331c9b",
    "warmup_history_days": [
      0,
      7
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    "selection_days": [
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    "test_days": [
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    ],
    "seeds": [
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      37,
      53
    ],
    "widths": [
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      16,
      32
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    "boundary_weights": [
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      8
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    "ridge_row_amplitude": [
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    "collocation": 24,
    "true_decay_per_day": 1,
    "runoff_fraction": 0.3,
    "scope": "Numerical simulation generalization under known daily forcing; no observed runoff targets; retrospective configuration chosen after earlier study."
  },
  "selection_candidates": [
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      "width": 8,
      "boundary_weight": 1,
      "ridge_row_amplitude": 1e-06,
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      "selection_rmse_mm_mean": 4.089197577005324e-05
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      "selection_rmse_mm_mean": 4.1111490810968365e-05
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      "boundary_weight": 1,
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      "boundary_weight": 8,
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      "selection_rmse_mm_mean": 5.233097497277113e-06
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  "selected": {
    "width": 16,
    "boundary_weight": 1,
    "ridge_row_amplitude": 1e-06,
    "selection_rmse_mm_mean": 7.035326005239019e-08
  },
  "results": [
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        "mae_mm": 2.986597674395875e-08,
        "maximum_error_mm": 1.2721912057145346e-07,
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        "maximum_continuity_jump_mm": 1.574207431076502e-11,
        "cumulative_balance_error_mm": 1.1599821458929682e-07,
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    },
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        "maximum_error_mm": 2.7215986442286066e-07,
        "physics_residual_rmse_mm_day": 2.6252304755659035e-06,
        "maximum_daily_balance_error_mm": 1.0551188900365105e-07,
        "maximum_continuity_jump_mm": 1.7707785238130214e-10,
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        "physics_residual_rmse_mm_day": 1.24071595379097e-06,
        "maximum_daily_balance_error_mm": 6.699930032993962e-08,
        "maximum_continuity_jump_mm": 8.477663016037695e-11,
        "cumulative_balance_error_mm": 1.628934163111495e-07,
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    },
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        "maximum_error_mm": 7.999985562889833e-08,
        "physics_residual_rmse_mm_day": 7.513003863000861e-07,
        "maximum_daily_balance_error_mm": 3.9038429378024375e-08,
        "maximum_continuity_jump_mm": 2.4876101178961108e-11,
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        "maximum_error_mm": 5.313299666909188e-08,
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        "maximum_daily_balance_error_mm": 2.465138315699278e-08,
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      "model": "wrong_decay",
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        "physics_residual_rmse_mm_day": 17.90172773027773,
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        "cumulative_balance_error_mm": 70.76990578483733,
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    },
    {
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      "selection": {
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        "cumulative_balance_error_mm": 70.76990005910136,
        "negative_fraction": 0.0
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    },
    {
      "model": "wrong_decay",
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      "selection": {
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        "maximum_error_mm": 18.86901519470059,
        "physics_residual_rmse_mm_day": 17.702354892448184,
        "maximum_daily_balance_error_mm": 19.91188766868168,
        "maximum_continuity_jump_mm": 1.49000811688893e-11,
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        "cumulative_balance_error_mm": 70.76990526607081,
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    },
    {
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        "physics_residual_rmse_mm_day": 3.7069403075403793,
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        "cumulative_balance_error_mm": 8.770766640596124,
        "negative_fraction": 0.0
      }
    },
    {
      "model": "zero_boundary_diagnostic",
      "seed": 37,
      "selection": {
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        "maximum_error_mm": 11.085474746829483,
        "physics_residual_rmse_mm_day": 9.991776138491426,
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        "maximum_continuity_jump_mm": 0.0,
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        "physics_residual_rmse_mm_day": 3.7069403075403793,
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        "cumulative_balance_error_mm": 8.770766640596124,
        "negative_fraction": 0.0
      }
    },
    {
      "model": "zero_boundary_diagnostic",
      "seed": 53,
      "selection": {
        "rmse_mm": 7.518079972104756,
        "mae_mm": 7.060566220578017,
        "maximum_error_mm": 11.085474746829483,
        "physics_residual_rmse_mm_day": 9.991776138491426,
        "maximum_daily_balance_error_mm": 14.253374006872697,
        "maximum_continuity_jump_mm": 0.0,
        "cumulative_balance_error_mm": 33.852680959091856,
        "negative_fraction": 0.0
      },
      "test": {
        "rmse_mm": 4.102522513888342,
        "mae_mm": 3.5004019356592653,
        "maximum_error_mm": 6.784458745713959,
        "physics_residual_rmse_mm_day": 3.7069403075403793,
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        "cumulative_balance_error_mm": 8.770766640596124,
        "negative_fraction": 0.0
      }
    }
  ],
  "caveat": "This is chronological numerical solver evaluation against synthetic analytic targets using actual retrospective forcing, not rainfall prediction or empirical runoff validation. Daily output weights use same-day known forcing in all partitions. Selection/test labels concern configuration choice only; not a blind future-forecast experiment."
}