{
  "param_values": [
    0.0,
    0.2,
    0.4,
    0.6,
    0.8,
    1.0,
    1.2,
    1.4,
    1.6,
    1.8,
    2.0,
    2.2,
    2.4,
    2.6,
    2.8,
    3.0
  ],
  "distribution_type": "zipfian",
  "param_name": "Z",
  "param_step": 0.2,
  "n_iterations": 5,
  "reuse_model": false,
  "timestamp": "2026-06-14T23:17:45.902158",
  "total_experiments": 80,
  "statistics_by_param": {
    "0.0": {
      "unseen_match": {
        "mean": 90.0,
        "std": 18.34731587998637,
        "min": 53.400000000000006,
        "max": 100.0,
        "values": [
          96.6,
          100.0,
          100.0,
          100.0,
          53.400000000000006
        ]
      },
      "unseen_mismatch": {
        "mean": 45.519999999999996,
        "std": 15.500632245169873,
        "min": 17.2,
        "max": 63.2,
        "values": [
          63.2,
          54.0,
          44.1,
          17.2,
          49.1
        ]
      },
      "seen_mismatch": {
        "mean": 45.66,
        "std": 15.480258395776215,
        "min": 17.2,
        "max": 63.4,
        "values": [
          63.4,
          54.0,
          46.1,
          17.2,
          47.599999999999994
        ]
      },
      "seen_match": {
        "mean": 89.61999999999999,
        "std": 19.011196700891816,
        "min": 51.7,
        "max": 100.0,
        "values": [
          96.39999999999999,
          100.0,
          100.0,
          100.0,
          51.7
        ]
      }
    },
    "0.2": {
      "unseen_match": {
        "mean": 90.47999999999999,
        "std": 19.04,
        "min": 52.400000000000006,
        "max": 100.0,
        "values": [
          52.400000000000006,
          100.0,
          100.0,
          100.0,
          100.0
        ]
      },
      "unseen_mismatch": {
        "mean": 17.18,
        "std": 17.84347499788088,
        "min": 0.0,
        "max": 49.5,
        "values": [
          49.5,
          2.0,
          13.900000000000002,
          20.5,
          0.0
        ]
      },
      "seen_mismatch": {
        "mean": 16.24,
        "std": 17.399609191013457,
        "min": 0.0,
        "max": 48.3,
        "values": [
          48.3,
          1.4000000000000001,
          14.899999999999999,
          16.6,
          0.0
        ]
      },
      "seen_match": {
        "mean": 89.8,
        "std": 20.4,
        "min": 49.0,
        "max": 100.0,
        "values": [
          49.0,
          100.0,
          100.0,
          100.0,
          100.0
        ]
      }
    },
    "0.4": {
      "unseen_match": {
        "mean": 99.74,
        "std": 0.5199999999999989,
        "min": 98.7,
        "max": 100.0,
        "values": [
          100.0,
          100.0,
          100.0,
          98.7,
          100.0
        ]
      },
      "unseen_mismatch": {
        "mean": 21.28,
        "std": 16.267808703079837,
        "min": 0.0,
        "max": 48.3,
        "values": [
          26.900000000000002,
          10.9,
          0.0,
          20.3,
          48.3
        ]
      },
      "seen_mismatch": {
        "mean": 19.42,
        "std": 15.901496784894183,
        "min": 0.0,
        "max": 46.400000000000006,
        "values": [
          24.9,
          8.200000000000001,
          0.0,
          17.599999999999998,
          46.400000000000006
        ]
      },
      "seen_match": {
        "mean": 99.86,
        "std": 0.28000000000000114,
        "min": 99.3,
        "max": 100.0,
        "values": [
          100.0,
          100.0,
          100.0,
          99.3,
          100.0
        ]
      }
    },
    "0.6": {
      "unseen_match": {
        "mean": 79.58,
        "std": 25.026098377493845,
        "min": 47.5,
        "max": 100.0,
        "values": [
          50.4,
          100.0,
          47.5,
          100.0,
          100.0
        ]
      },
      "unseen_mismatch": {
        "mean": 33.11999999999999,
        "std": 15.929017546603433,
        "min": 6.7,
        "max": 50.3,
        "values": [
          50.3,
          30.599999999999998,
          49.0,
          6.7,
          28.999999999999996
        ]
      },
      "seen_mismatch": {
        "mean": 32.26,
        "std": 15.210338589262237,
        "min": 6.7,
        "max": 48.699999999999996,
        "values": [
          47.0,
          29.7,
          48.699999999999996,
          6.7,
          29.2
        ]
      },
      "seen_match": {
        "mean": 80.3,
        "std": 24.144895940964417,
        "min": 49.3,
        "max": 100.0,
        "values": [
          52.2,
          100.0,
          49.3,
          100.0,
          100.0
        ]
      }
    },
    "0.8": {
      "unseen_match": {
        "mean": 83.82000000000001,
        "std": 20.716408955221947,
        "min": 50.0,
        "max": 100.0,
        "values": [
          69.1,
          50.0,
          100.0,
          100.0,
          100.0
        ]
      },
      "unseen_mismatch": {
        "mean": 29.1,
        "std": 17.771775375577985,
        "min": 1.7000000000000002,
        "max": 50.2,
        "values": [
          44.9,
          50.2,
          17.7,
          31.0,
          1.7000000000000002
        ]
      },
      "seen_mismatch": {
        "mean": 30.200000000000006,
        "std": 18.06886825454212,
        "min": 1.7999999999999998,
        "max": 50.9,
        "values": [
          45.0,
          50.9,
          17.9,
          35.4,
          1.7999999999999998
        ]
      },
      "seen_match": {
        "mean": 83.58,
        "std": 20.808306033889448,
        "min": 50.5,
        "max": 100.0,
        "values": [
          67.4,
          50.5,
          100.0,
          100.0,
          100.0
        ]
      }
    },
    "1.0": {
      "unseen_match": {
        "mean": 59.419999999999995,
        "std": 20.32824635820808,
        "min": 47.099999999999994,
        "max": 100.0,
        "values": [
          47.099999999999994,
          100.0,
          50.8,
          50.1,
          49.1
        ]
      },
      "unseen_mismatch": {
        "mean": 47.72,
        "std": 8.091081509909538,
        "min": 31.6,
        "max": 52.800000000000004,
        "values": [
          52.0,
          31.6,
          50.6,
          51.6,
          52.800000000000004
        ]
      },
      "seen_mismatch": {
        "mean": 45.25999999999999,
        "std": 8.444074845712821,
        "min": 28.499999999999996,
        "max": 50.8,
        "values": [
          50.4,
          28.499999999999996,
          48.4,
          50.8,
          48.199999999999996
        ]
      },
      "seen_match": {
        "mean": 61.28000000000001,
        "std": 19.46888800111604,
        "min": 49.6,
        "max": 100.0,
        "values": [
          50.4,
          100.0,
          55.50000000000001,
          50.9,
          49.6
        ]
      }
    },
    "1.2": {
      "unseen_match": {
        "mean": 88.1,
        "std": 15.50174183761296,
        "min": 61.9,
        "max": 100.0,
        "values": [
          100.0,
          100.0,
          100.0,
          61.9,
          78.60000000000001
        ]
      },
      "unseen_mismatch": {
        "mean": 47.14,
        "std": 9.82865199302529,
        "min": 33.1,
        "max": 63.6,
        "values": [
          63.6,
          46.300000000000004,
          33.1,
          48.9,
          43.8
        ]
      },
      "seen_mismatch": {
        "mean": 47.92,
        "std": 10.754608314578455,
        "min": 29.599999999999998,
        "max": 63.2,
        "values": [
          63.2,
          50.7,
          29.599999999999998,
          48.9,
          47.199999999999996
        ]
      },
      "seen_match": {
        "mean": 89.1,
        "std": 14.074658077552007,
        "min": 65.7,
        "max": 100.0,
        "values": [
          100.0,
          100.0,
          100.0,
          65.7,
          79.80000000000001
        ]
      }
    },
    "1.4": {
      "unseen_match": {
        "mean": 94.58,
        "std": 10.840000000000003,
        "min": 72.89999999999999,
        "max": 100.0,
        "values": [
          100.0,
          100.0,
          100.0,
          100.0,
          72.89999999999999
        ]
      },
      "unseen_mismatch": {
        "mean": 60.34000000000001,
        "std": 24.550079429606736,
        "min": 16.0,
        "max": 88.0,
        "values": [
          16.0,
          88.0,
          66.9,
          55.7,
          75.1
        ]
      },
      "seen_mismatch": {
        "mean": 65.06,
        "std": 27.420474102392905,
        "min": 17.2,
        "max": 92.7,
        "values": [
          17.2,
          92.7,
          71.1,
          55.300000000000004,
          89.0
        ]
      },
      "seen_match": {
        "mean": 97.94,
        "std": 4.119999999999999,
        "min": 89.7,
        "max": 100.0,
        "values": [
          100.0,
          100.0,
          100.0,
          100.0,
          89.7
        ]
      }
    },
    "1.6": {
      "unseen_match": {
        "mean": 88.58000000000001,
        "std": 21.165103354342495,
        "min": 46.300000000000004,
        "max": 100.0,
        "values": [
          99.4,
          97.2,
          46.300000000000004,
          100.0,
          100.0
        ]
      },
      "unseen_mismatch": {
        "mean": 74.0,
        "std": 19.6232515144662,
        "min": 47.5,
        "max": 95.89999999999999,
        "values": [
          95.7,
          95.89999999999999,
          47.5,
          57.49999999999999,
          73.4
        ]
      },
      "seen_mismatch": {
        "mean": 76.66,
        "std": 19.13599749163863,
        "min": 55.60000000000001,
        "max": 99.5,
        "values": [
          97.89999999999999,
          99.5,
          55.60000000000001,
          56.49999999999999,
          73.8
        ]
      },
      "seen_match": {
        "mean": 91.52000000000001,
        "std": 16.66162056944042,
        "min": 58.199999999999996,
        "max": 100.0,
        "values": [
          100.0,
          99.4,
          58.199999999999996,
          100.0,
          100.0
        ]
      }
    },
    "1.8": {
      "unseen_match": {
        "mean": 85.28,
        "std": 18.59047067720449,
        "min": 51.300000000000004,
        "max": 100.0,
        "values": [
          96.8,
          99.0,
          51.300000000000004,
          100.0,
          79.3
        ]
      },
      "unseen_mismatch": {
        "mean": 72.92,
        "std": 19.92279096913884,
        "min": 48.8,
        "max": 94.89999999999999,
        "values": [
          93.30000000000001,
          94.89999999999999,
          48.8,
          50.8,
          76.8
        ]
      },
      "seen_mismatch": {
        "mean": 78.35999999999999,
        "std": 23.721854902178286,
        "min": 47.9,
        "max": 98.9,
        "values": [
          98.9,
          96.1,
          47.9,
          50.8,
          98.1
        ]
      },
      "seen_match": {
        "mean": 89.9,
        "std": 18.326810960993733,
        "min": 53.300000000000004,
        "max": 100.0,
        "values": [
          99.2,
          99.8,
          53.300000000000004,
          100.0,
          97.2
        ]
      }
    },
    "2.0": {
      "unseen_match": {
        "mean": 85.94,
        "std": 3.540960321720645,
        "min": 80.60000000000001,
        "max": 91.3,
        "values": [
          87.6,
          91.3,
          85.9,
          80.60000000000001,
          84.3
        ]
      },
      "unseen_mismatch": {
        "mean": 82.25999999999999,
        "std": 3.271452276894774,
        "min": 78.2,
        "max": 88.0,
        "values": [
          80.5,
          88.0,
          83.0,
          78.2,
          81.6
        ]
      },
      "seen_mismatch": {
        "mean": 97.66,
        "std": 0.9308061022576127,
        "min": 96.89999999999999,
        "max": 99.4,
        "values": [
          97.3,
          96.89999999999999,
          97.8,
          99.4,
          96.89999999999999
        ]
      },
      "seen_match": {
        "mean": 98.52,
        "std": 0.49959983987187306,
        "min": 98.0,
        "max": 99.3,
        "values": [
          98.3,
          98.1,
          98.9,
          99.3,
          98.0
        ]
      }
    },
    "2.2": {
      "unseen_match": {
        "mean": 77.92,
        "std": 12.299333315265509,
        "min": 55.1,
        "max": 91.9,
        "values": [
          55.1,
          81.10000000000001,
          91.9,
          78.10000000000001,
          83.39999999999999
        ]
      },
      "unseen_mismatch": {
        "mean": 74.08000000000001,
        "std": 10.661407036596996,
        "min": 53.900000000000006,
        "max": 85.1,
        "values": [
          53.900000000000006,
          79.7,
          85.1,
          74.9,
          76.8
        ]
      },
      "seen_mismatch": {
        "mean": 97.9,
        "std": 0.8876936408468888,
        "min": 96.89999999999999,
        "max": 99.4,
        "values": [
          96.89999999999999,
          99.4,
          97.7,
          97.2,
          98.3
        ]
      },
      "seen_match": {
        "mean": 98.46000000000001,
        "std": 0.8522910301065008,
        "min": 97.3,
        "max": 99.6,
        "values": [
          97.3,
          99.2,
          99.6,
          97.8,
          98.4
        ]
      }
    },
    "2.4": {
      "unseen_match": {
        "mean": 60.21999999999999,
        "std": 5.903016178192298,
        "min": 55.60000000000001,
        "max": 71.7,
        "values": [
          59.8,
          57.3,
          56.699999999999996,
          55.60000000000001,
          71.7
        ]
      },
      "unseen_mismatch": {
        "mean": 60.239999999999995,
        "std": 6.258945598101967,
        "min": 55.00000000000001,
        "max": 72.2,
        "values": [
          59.599999999999994,
          55.400000000000006,
          59.0,
          55.00000000000001,
          72.2
        ]
      },
      "seen_mismatch": {
        "mean": 96.35999999999999,
        "std": 1.6716458955173492,
        "min": 94.1,
        "max": 98.6,
        "values": [
          97.89999999999999,
          96.0,
          94.1,
          95.19999999999999,
          98.6
        ]
      },
      "seen_match": {
        "mean": 96.88,
        "std": 1.4824304368165147,
        "min": 95.3,
        "max": 99.2,
        "values": [
          98.0,
          95.7,
          95.3,
          96.2,
          99.2
        ]
      }
    },
    "2.6": {
      "unseen_match": {
        "mean": 67.14,
        "std": 6.747325396036566,
        "min": 57.99999999999999,
        "max": 76.3,
        "values": [
          57.99999999999999,
          70.39999999999999,
          76.3,
          70.19999999999999,
          60.8
        ]
      },
      "unseen_mismatch": {
        "mean": 63.96,
        "std": 5.085508824100106,
        "min": 56.699999999999996,
        "max": 68.5,
        "values": [
          58.9,
          68.5,
          67.60000000000001,
          68.10000000000001,
          56.699999999999996
        ]
      },
      "seen_mismatch": {
        "mean": 97.82,
        "std": 0.6493073232299185,
        "min": 96.8,
        "max": 98.7,
        "values": [
          96.8,
          97.6,
          98.3,
          98.7,
          97.7
        ]
      },
      "seen_match": {
        "mean": 97.97999999999999,
        "std": 0.8518215775618784,
        "min": 96.39999999999999,
        "max": 98.9,
        "values": [
          96.39999999999999,
          98.5,
          98.9,
          98.1,
          98.0
        ]
      }
    },
    "2.8": {
      "unseen_match": {
        "mean": 58.44,
        "std": 5.155424327831804,
        "min": 50.0,
        "max": 64.2,
        "values": [
          58.099999999999994,
          56.49999999999999,
          50.0,
          64.2,
          63.4
        ]
      },
      "unseen_mismatch": {
        "mean": 58.160000000000004,
        "std": 5.024181525383013,
        "min": 50.1,
        "max": 64.3,
        "values": [
          58.199999999999996,
          55.800000000000004,
          50.1,
          62.4,
          64.3
        ]
      },
      "seen_mismatch": {
        "mean": 96.97999999999999,
        "std": 1.172006825918689,
        "min": 95.0,
        "max": 98.4,
        "values": [
          95.0,
          96.89999999999999,
          96.7,
          98.4,
          97.89999999999999
        ]
      },
      "seen_match": {
        "mean": 97.18,
        "std": 1.1956588142108129,
        "min": 95.1,
        "max": 98.4,
        "values": [
          95.1,
          97.2,
          96.89999999999999,
          98.4,
          98.3
        ]
      }
    },
    "3.0": {
      "unseen_match": {
        "mean": 58.54,
        "std": 5.120781190404452,
        "min": 53.6,
        "max": 68.30000000000001,
        "values": [
          53.6,
          57.4,
          68.30000000000001,
          55.400000000000006,
          57.99999999999999
        ]
      },
      "unseen_mismatch": {
        "mean": 55.34000000000001,
        "std": 2.902826209059025,
        "min": 52.800000000000004,
        "max": 60.9,
        "values": [
          55.1,
          52.800000000000004,
          60.9,
          53.300000000000004,
          54.6
        ]
      },
      "seen_mismatch": {
        "mean": 96.72,
        "std": 1.3673331708109806,
        "min": 94.19999999999999,
        "max": 98.2,
        "values": [
          96.7,
          94.19999999999999,
          97.6,
          96.89999999999999,
          98.2
        ]
      },
      "seen_match": {
        "mean": 97.82,
        "std": 0.9108238029388576,
        "min": 96.5,
        "max": 98.9,
        "values": [
          97.39999999999999,
          96.5,
          98.9,
          97.5,
          98.8
        ]
      }
    }
  }
}