{
  "schema": "multispec_radiometric_config_profiles_v4",
  "saved_at": "2026-05-12 09:55:04",
  "active_profile": "three_reference_patches_mode",
  "global_scene_mode": {
    "radiometric_config": {
      "enabled": true,
      "interval_s": 0.25,
      "verbose": true,
      "metering_mode": "global",
      "spectral_control_mode": "shared",
      "control_metric": "p50",
      "target_value": 0.5,
      "deadband": 0.035,
      "p95_limit": 0.94,
      "saturation_limit_pct": 0.5,
      "alpha": 0.18,
      "exp_step_gain": 0.55,
      "prefer_exposure": true,
      "exp_min_us": 100,
      "exp_max_us": 80000,
      "gain_min": 1.0,
      "gain_max": 4.0,
      "exp_apply_threshold_us": 80,
      "gain_apply_threshold": 0.05,
      "apply_same_spectral_to_both": true,
      "spectral_roles": [
        "re",
        "nir"
      ],
      "dark_limit_pct": 35.0,
      "control_strategy": "ratio",
      "ratio_alpha": 0.35,
      "ratio_min": 0.65,
      "ratio_max": 1.35,
      "reduce_fast_factor": 0.8,
      "factor_min": 0.55,
      "factor_max": 1.28,
      "gain_return_enabled": true,
      "gain_reduce_on_saturation": true,
      "gain_increase_required_cycles": 5,
      "gain_decrease_required_cycles": 2,
      "gain_step_up": 0.2,
      "gain_step_down": 0.5,
      "gain_hard_reset_on_saturation": false,
      "exp_high_ratio_for_gain": 0.95,
      "exp_low_ratio_for_gain_return": 0.75,
      "role_limits": {
        "rgb": {
          "exp_min_us": 100,
          "exp_max_us": 80000,
          "gain_min": 1.0,
          "gain_max": 2.0
        },
        "re": {
          "exp_min_us": 100,
          "exp_max_us": 2500,
          "gain_min": 1.0,
          "gain_max": 2.0
        },
        "nir": {
          "exp_min_us": 100,
          "exp_max_us": 3000,
          "gain_min": 1.0,
          "gain_max": 2.0
        }
      },
      "ready_required_cycles": 3,
      "global_saturation_guard_enabled": true,
      "global_guard_roi_pct": {
        "x0": 0.05,
        "y0": 0.05,
        "x1": 0.95,
        "y1": 0.95
      },
      "global_guard_sat_threshold": 0.985,
      "global_guard_near_sat_threshold": 0.94,
      "global_guard_sat_pct_soft": 0.05,
      "global_guard_sat_pct_hard": 0.2,
      "global_guard_sat_pct_extreme": 0.8,
      "global_guard_blob_pct_soft": 0.015,
      "global_guard_blob_pct_hard": 0.08,
      "global_guard_blob_pct_extreme": 0.25,
      "global_guard_min_blob_px": 48,
      "global_guard_downsample_max_side": 320,
      "global_guard_reduce_factor_soft": 0.82,
      "global_guard_reduce_factor_hard": 0.6,
      "global_guard_reduce_factor_extreme": 0.35,
      "sun_guard_enabled": true,
      "sun_guard_p99_threshold": 0.9,
      "sun_guard_near_sat_pct_threshold": 0.8,
      "sun_guard_freeze_increase_cycles": 2,
      "sun_guard_allow_decrease": true,
      "guard_force_apply_enabled": true,
      "guard_force_apply_soft": true,
      "guard_force_apply_hard": true,
      "guard_force_apply_extreme": true,
      "guard_force_apply_on_patch_saturation": true,
      "guard_freeze_cycles_soft": 3,
      "guard_freeze_cycles_hard": 5,
      "guard_freeze_cycles_extreme": 8,
      "guard_reapply_min_exp_on_emergency": true,
      "guard_min_exp_margin_us": 80,
      "global_roi_pct": {
        "x0": 0.08,
        "y0": 0.08,
        "x1": 0.92,
        "y1": 0.92
      },
      "global_roi_pct_by_role": {
        "rgb": {
          "x0": 0.08,
          "y0": 0.08,
          "x1": 0.92,
          "y1": 0.92
        },
        "re": {
          "x0": 0.08,
          "y0": 0.08,
          "x1": 0.92,
          "y1": 0.92
        },
        "nir": {
          "x0": 0.08,
          "y0": 0.08,
          "x1": 0.92,
          "y1": 0.92
        }
      }
    }
  },
  "three_reference_patches_mode": {
    "radiometric_config": {
      "enabled": true,
      "interval_s": 0.25,
      "verbose": true,
      "metering_mode": "reference_patches",
      "spectral_control_mode": "shared",
      "control_metric": "p50",
      "target_value": 0.5,
      "deadband": 0.035,
      "p95_limit": 0.94,
      "saturation_limit_pct": 0.5,
      "alpha": 0.18,
      "exp_step_gain": 0.55,
      "prefer_exposure": true,
      "exp_min_us": 100,
      "exp_max_us": 80000,
      "gain_min": 1.0,
      "gain_max": 4.0,
      "reference_patches": [
        {
          "name": "black_reference",
          "type": "black",
          "roles": [
            "rgb",
            "re",
            "nir"
          ],
          "roi_pct": {
            "x0": 0.304688,
            "y0": 0.8275,
            "x1": 0.364063,
            "y1": 0.9875
          },
          "target_value": 0.08,
          "weight": 0.7,
          "roi_pct_by_role": {
            "rgb": {
              "x0": 0.304688,
              "y0": 0.8275,
              "x1": 0.364063,
              "y1": 0.9875
            },
            "re": {
              "x0": 0.275,
              "y0": 0.8225,
              "x1": 0.334375,
              "y1": 0.995
            },
            "nir": {
              "x0": 0.3375,
              "y0": 0.8325,
              "x1": 0.4,
              "y1": 0.9925
            }
          },
          "roi_list_by_role": {
            "rgb": [
              {
                "name": "rgb_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.304688,
                  "y0": 0.8275,
                  "x1": 0.364063,
                  "y1": 0.9875
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:53:26"
              }
            ],
            "re": [
              {
                "name": "re_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.275,
                  "y0": 0.8225,
                  "x1": 0.334375,
                  "y1": 0.995
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:54:15"
              }
            ],
            "nir": [
              {
                "name": "nir_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.3375,
                  "y0": 0.8325,
                  "x1": 0.4,
                  "y1": 0.9925
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:54:44"
              }
            ]
          }
        },
        {
          "name": "gray_reference",
          "type": "gray",
          "roles": [
            "rgb",
            "re",
            "nir"
          ],
          "roi_pct": {
            "x0": 0.238281,
            "y0": 0.82625,
            "x1": 0.298438,
            "y1": 0.9875
          },
          "target_value": 0.35,
          "target_value_by_role": {
            "rgb": 0.34,
            "re": 0.24,
            "nir": 0.3
          },
          "weight": 1.0,
          "roi_pct_by_role": {
            "rgb": {
              "x0": 0.238281,
              "y0": 0.82625,
              "x1": 0.298438,
              "y1": 0.9875
            },
            "re": {
              "x0": 0.203125,
              "y0": 0.82625,
              "x1": 0.266406,
              "y1": 0.995
            },
            "nir": {
              "x0": 0.266406,
              "y0": 0.83125,
              "x1": 0.332031,
              "y1": 0.99625
            }
          },
          "roi_list_by_role": {
            "rgb": [
              {
                "name": "rgb_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.238281,
                  "y0": 0.82625,
                  "x1": 0.298438,
                  "y1": 0.9875
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:53:18"
              }
            ],
            "re": [
              {
                "name": "re_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.203125,
                  "y0": 0.82625,
                  "x1": 0.266406,
                  "y1": 0.995
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:53:55"
              }
            ],
            "nir": [
              {
                "name": "nir_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.266406,
                  "y0": 0.83125,
                  "x1": 0.332031,
                  "y1": 0.99625
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:54:33"
              }
            ]
          }
        },
        {
          "name": "white_reference",
          "type": "white",
          "roles": [
            "rgb",
            "re",
            "nir"
          ],
          "roi_pct": {
            "x0": 0.166406,
            "y0": 0.82625,
            "x1": 0.228906,
            "y1": 0.99125
          },
          "target_value": 0.82,
          "weight": 0.8,
          "roi_pct_by_role": {
            "rgb": {
              "x0": 0.166406,
              "y0": 0.82625,
              "x1": 0.228906,
              "y1": 0.99125
            },
            "re": {
              "x0": 0.132812,
              "y0": 0.82625,
              "x1": 0.194531,
              "y1": 0.995
            },
            "nir": {
              "x0": 0.195312,
              "y0": 0.83625,
              "x1": 0.260156,
              "y1": 0.99125
            }
          },
          "roi_list_by_role": {
            "rgb": [
              {
                "name": "rgb_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.166406,
                  "y0": 0.82625,
                  "x1": 0.228906,
                  "y1": 0.99125
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:53:36"
              }
            ],
            "re": [
              {
                "name": "re_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.132812,
                  "y0": 0.82625,
                  "x1": 0.194531,
                  "y1": 0.995
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:54:04"
              }
            ],
            "nir": [
              {
                "name": "nir_legacy_01",
                "enabled": true,
                "roi_pct": {
                  "x0": 0.195312,
                  "y0": 0.83625,
                  "x1": 0.260156,
                  "y1": 0.99125
                },
                "created_at": "2026-05-07 14:36:25",
                "updated_at": "2026-05-12 09:54:56"
              }
            ]
          }
        }
      ],
      "exp_apply_threshold_us": 80,
      "gain_apply_threshold": 0.05,
      "apply_same_spectral_to_both": true,
      "spectral_roles": [
        "re",
        "nir"
      ],
      "dark_limit_pct": 35.0,
      "control_strategy": "ratio",
      "ratio_alpha": 0.35,
      "ratio_min": 0.65,
      "ratio_max": 1.35,
      "reduce_fast_factor": 0.8,
      "factor_min": 0.55,
      "factor_max": 1.28,
      "gain_return_enabled": true,
      "gain_reduce_on_saturation": true,
      "gain_increase_required_cycles": 5,
      "gain_decrease_required_cycles": 2,
      "gain_step_up": 0.2,
      "gain_step_down": 0.5,
      "gain_hard_reset_on_saturation": false,
      "exp_high_ratio_for_gain": 0.95,
      "exp_low_ratio_for_gain_return": 0.75,
      "role_limits": {
        "rgb": {
          "exp_min_us": 100,
          "exp_max_us": 80000,
          "gain_min": 1.0,
          "gain_max": 2.0
        },
        "re": {
          "exp_min_us": 100,
          "exp_max_us": 2500,
          "gain_min": 1.0,
          "gain_max": 2.0
        },
        "nir": {
          "exp_min_us": 100,
          "exp_max_us": 3000,
          "gain_min": 1.0,
          "gain_max": 2.0
        }
      },
      "ready_required_cycles": 3,
      "patch_control_mode": "gray_primary",
      "patch_require_order": true,
      "patch_min_separation": 0.08,
      "patch_white_sat_limit_pct": 0.5,
      "patch_white_p95_limit": 0.94,
      "patch_black_dark_limit_pct": 80.0,
      "patch_black_max_p50": 0.2,
      "patch_gray_min_p50": 0.08,
      "patch_gray_max_p50": 0.85,
      "patch_roi_contract": "multi_roi_by_role_v1",
      "patch_roi_reduce_method": "median_valid_rois",
      "patch_roi_outlier_reject": true,
      "patch_roi_max_p50_delta": 0.12,
      "global_saturation_guard_enabled": true,
      "global_guard_roi_pct": {
        "x0": 0.05,
        "y0": 0.05,
        "x1": 0.95,
        "y1": 0.95
      },
      "global_guard_sat_threshold": 0.985,
      "global_guard_near_sat_threshold": 0.94,
      "global_guard_sat_pct_soft": 0.05,
      "global_guard_sat_pct_hard": 0.2,
      "global_guard_sat_pct_extreme": 0.8,
      "global_guard_blob_pct_soft": 0.015,
      "global_guard_blob_pct_hard": 0.08,
      "global_guard_blob_pct_extreme": 0.25,
      "global_guard_min_blob_px": 48,
      "global_guard_downsample_max_side": 320,
      "global_guard_reduce_factor_soft": 0.82,
      "global_guard_reduce_factor_hard": 0.6,
      "global_guard_reduce_factor_extreme": 0.35,
      "sun_guard_enabled": true,
      "sun_guard_p99_threshold": 0.9,
      "sun_guard_near_sat_pct_threshold": 0.8,
      "sun_guard_freeze_increase_cycles": 2,
      "sun_guard_allow_decrease": true,
      "guard_force_apply_enabled": true,
      "guard_force_apply_soft": true,
      "guard_force_apply_hard": true,
      "guard_force_apply_extreme": true,
      "guard_force_apply_on_patch_saturation": true,
      "guard_freeze_cycles_soft": 3,
      "guard_freeze_cycles_hard": 5,
      "guard_freeze_cycles_extreme": 8,
      "guard_reapply_min_exp_on_emergency": true,
      "guard_min_exp_margin_us": 80
    }
  },
  "patch_normalization": {
    "enabled": true,
    "apply_when_metering_mode": "reference_patches",
    "apply_stage": "after_fusion",
    "method": "gray_scale_with_white_guard",
    "space": "multispec_tensor",
    "targets": {
      "black": 0.06,
      "gray": 0.4,
      "white": 0.78
    },
    "white_guard_max": 0.92,
    "scale_min": 0.35,
    "scale_max": 2.5,
    "clip_output": true,
    "require_valid_gray": true,
    "use_black_for_offset": false,
    "save_patch_stats": true
  },
  "radiometric_config": {
    "enabled": true,
    "interval_s": 0.25,
    "verbose": true,
    "metering_mode": "reference_patches",
    "spectral_control_mode": "shared",
    "control_metric": "p50",
    "target_value": 0.5,
    "deadband": 0.035,
    "p95_limit": 0.94,
    "saturation_limit_pct": 0.5,
    "alpha": 0.18,
    "exp_step_gain": 0.55,
    "prefer_exposure": true,
    "exp_min_us": 100,
    "exp_max_us": 80000,
    "gain_min": 1.0,
    "gain_max": 4.0,
    "reference_patches": [
      {
        "name": "black_reference",
        "type": "black",
        "roles": [
          "rgb",
          "re",
          "nir"
        ],
        "roi_pct": {
          "x0": 0.304688,
          "y0": 0.8275,
          "x1": 0.364063,
          "y1": 0.9875
        },
        "target_value": 0.08,
        "weight": 0.7,
        "roi_pct_by_role": {
          "rgb": {
            "x0": 0.304688,
            "y0": 0.8275,
            "x1": 0.364063,
            "y1": 0.9875
          },
          "re": {
            "x0": 0.275,
            "y0": 0.8225,
            "x1": 0.334375,
            "y1": 0.995
          },
          "nir": {
            "x0": 0.3375,
            "y0": 0.8325,
            "x1": 0.4,
            "y1": 0.9925
          }
        },
        "roi_list_by_role": {
          "rgb": [
            {
              "name": "rgb_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.304688,
                "y0": 0.8275,
                "x1": 0.364063,
                "y1": 0.9875
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:53:26"
            }
          ],
          "re": [
            {
              "name": "re_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.275,
                "y0": 0.8225,
                "x1": 0.334375,
                "y1": 0.995
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:54:15"
            }
          ],
          "nir": [
            {
              "name": "nir_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.3375,
                "y0": 0.8325,
                "x1": 0.4,
                "y1": 0.9925
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:54:44"
            }
          ]
        }
      },
      {
        "name": "gray_reference",
        "type": "gray",
        "roles": [
          "rgb",
          "re",
          "nir"
        ],
        "roi_pct": {
          "x0": 0.238281,
          "y0": 0.82625,
          "x1": 0.298438,
          "y1": 0.9875
        },
        "target_value": 0.35,
        "target_value_by_role": {
          "rgb": 0.34,
          "re": 0.24,
          "nir": 0.3
        },
        "weight": 1.0,
        "roi_pct_by_role": {
          "rgb": {
            "x0": 0.238281,
            "y0": 0.82625,
            "x1": 0.298438,
            "y1": 0.9875
          },
          "re": {
            "x0": 0.203125,
            "y0": 0.82625,
            "x1": 0.266406,
            "y1": 0.995
          },
          "nir": {
            "x0": 0.266406,
            "y0": 0.83125,
            "x1": 0.332031,
            "y1": 0.99625
          }
        },
        "roi_list_by_role": {
          "rgb": [
            {
              "name": "rgb_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.238281,
                "y0": 0.82625,
                "x1": 0.298438,
                "y1": 0.9875
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:53:18"
            }
          ],
          "re": [
            {
              "name": "re_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.203125,
                "y0": 0.82625,
                "x1": 0.266406,
                "y1": 0.995
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:53:55"
            }
          ],
          "nir": [
            {
              "name": "nir_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.266406,
                "y0": 0.83125,
                "x1": 0.332031,
                "y1": 0.99625
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:54:33"
            }
          ]
        }
      },
      {
        "name": "white_reference",
        "type": "white",
        "roles": [
          "rgb",
          "re",
          "nir"
        ],
        "roi_pct": {
          "x0": 0.166406,
          "y0": 0.82625,
          "x1": 0.228906,
          "y1": 0.99125
        },
        "target_value": 0.82,
        "weight": 0.8,
        "roi_pct_by_role": {
          "rgb": {
            "x0": 0.166406,
            "y0": 0.82625,
            "x1": 0.228906,
            "y1": 0.99125
          },
          "re": {
            "x0": 0.132812,
            "y0": 0.82625,
            "x1": 0.194531,
            "y1": 0.995
          },
          "nir": {
            "x0": 0.195312,
            "y0": 0.83625,
            "x1": 0.260156,
            "y1": 0.99125
          }
        },
        "roi_list_by_role": {
          "rgb": [
            {
              "name": "rgb_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.166406,
                "y0": 0.82625,
                "x1": 0.228906,
                "y1": 0.99125
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:53:36"
            }
          ],
          "re": [
            {
              "name": "re_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.132812,
                "y0": 0.82625,
                "x1": 0.194531,
                "y1": 0.995
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:54:04"
            }
          ],
          "nir": [
            {
              "name": "nir_legacy_01",
              "enabled": true,
              "roi_pct": {
                "x0": 0.195312,
                "y0": 0.83625,
                "x1": 0.260156,
                "y1": 0.99125
              },
              "created_at": "2026-05-07 14:36:25",
              "updated_at": "2026-05-12 09:54:56"
            }
          ]
        }
      }
    ],
    "exp_apply_threshold_us": 80,
    "gain_apply_threshold": 0.05,
    "apply_same_spectral_to_both": true,
    "spectral_roles": [
      "re",
      "nir"
    ],
    "dark_limit_pct": 35.0,
    "control_strategy": "ratio",
    "ratio_alpha": 0.35,
    "ratio_min": 0.65,
    "ratio_max": 1.35,
    "reduce_fast_factor": 0.8,
    "factor_min": 0.55,
    "factor_max": 1.28,
    "gain_return_enabled": true,
    "gain_reduce_on_saturation": true,
    "gain_increase_required_cycles": 5,
    "gain_decrease_required_cycles": 2,
    "gain_step_up": 0.2,
    "gain_step_down": 0.5,
    "gain_hard_reset_on_saturation": false,
    "exp_high_ratio_for_gain": 0.95,
    "exp_low_ratio_for_gain_return": 0.75,
    "role_limits": {
      "rgb": {
        "exp_min_us": 100,
        "exp_max_us": 80000,
        "gain_min": 1.0,
        "gain_max": 2.0
      },
      "re": {
        "exp_min_us": 100,
        "exp_max_us": 2500,
        "gain_min": 1.0,
        "gain_max": 2.0
      },
      "nir": {
        "exp_min_us": 100,
        "exp_max_us": 3000,
        "gain_min": 1.0,
        "gain_max": 2.0
      }
    },
    "ready_required_cycles": 3,
    "patch_control_mode": "gray_primary",
    "patch_require_order": true,
    "patch_min_separation": 0.08,
    "patch_white_sat_limit_pct": 0.5,
    "patch_white_p95_limit": 0.94,
    "patch_black_dark_limit_pct": 80.0,
    "patch_black_max_p50": 0.2,
    "patch_gray_min_p50": 0.08,
    "patch_gray_max_p50": 0.85,
    "patch_roi_contract": "multi_roi_by_role_v1",
    "patch_roi_reduce_method": "median_valid_rois",
    "patch_roi_outlier_reject": true,
    "patch_roi_max_p50_delta": 0.12,
    "global_saturation_guard_enabled": true,
    "global_guard_roi_pct": {
      "x0": 0.05,
      "y0": 0.05,
      "x1": 0.95,
      "y1": 0.95
    },
    "global_guard_sat_threshold": 0.985,
    "global_guard_near_sat_threshold": 0.94,
    "global_guard_sat_pct_soft": 0.05,
    "global_guard_sat_pct_hard": 0.2,
    "global_guard_sat_pct_extreme": 0.8,
    "global_guard_blob_pct_soft": 0.015,
    "global_guard_blob_pct_hard": 0.08,
    "global_guard_blob_pct_extreme": 0.25,
    "global_guard_min_blob_px": 48,
    "global_guard_downsample_max_side": 320,
    "global_guard_reduce_factor_soft": 0.82,
    "global_guard_reduce_factor_hard": 0.6,
    "global_guard_reduce_factor_extreme": 0.35,
    "sun_guard_enabled": true,
    "sun_guard_p99_threshold": 0.9,
    "sun_guard_near_sat_pct_threshold": 0.8,
    "sun_guard_freeze_increase_cycles": 2,
    "sun_guard_allow_decrease": true,
    "guard_force_apply_enabled": true,
    "guard_force_apply_soft": true,
    "guard_force_apply_hard": true,
    "guard_force_apply_extreme": true,
    "guard_force_apply_on_patch_saturation": true,
    "guard_freeze_cycles_soft": 3,
    "guard_freeze_cycles_hard": 5,
    "guard_freeze_cycles_extreme": 8,
    "guard_reapply_min_exp_on_emergency": true,
    "guard_min_exp_margin_us": 80
  }
}