preprocessing_config.json

{
  "preprocessor": {
    "numeric_features": [
      "age",
      "time_in_hospital",
      "num_lab_procedures",
      "num_procedures",
      "num_medications",
      "number_diagnoses",
      "total_medications",
      "medication_density",
      "numchange",
      "nummed",
      "total_encounters",
      "encounter_per_time",
      "procedures_per_day",
      "lab_procedures_per_day",
      "procedures_to_medications",
      "diagnoses_per_encounter",
      "number_outpatient_log1p",
      "number_emergency_log1p",
      "number_inpatient_log1p"
    ],
    "binary_features": [
      "gender",
      "diabetesmed",
      "change",
      "insulin_with_oral"
    ],
    "medication_features": [
      "metformin",
      "repaglinide",
      "nateglinide",
      "chlorpropamide",
      "glimepiride",
      "glipizide",
      "glyburide",
      "pioglitazone",
      "rosiglitazone",
      "acarbose",
      "miglitol",
      "insulin",
      "glyburide-metformin",
      "tolazamide",
      "metformin-pioglitazone",
      "metformin-rosiglitazone",
      "glimepiride-pioglitazone",
      "glipizide-metformin",
      "troglitazone",
      "tolbutamide",
      "acetohexamide"
    ],
    "interaction_features": [
      "num_medications_x_time_in_hospital",
      "num_procedures_x_time_in_hospital",
      "num_lab_procedures_x_time_in_hospital",
      "number_diagnoses_x_time_in_hospital",
      "age_x_number_diagnoses",
      "age_x_num_medications",
      "total_medications_x_number_diagnoses",
      "num_medications_x_num_procedures",
      "time_in_hospital_x_num_lab_procedures",
      "num_medications_x_num_lab_procedures",
      "change_x_num_medications",
      "num_medications_x_numchange"
    ],
    "ratio_features": [
      "procedure_medication_ratio",
      "lab_procedure_ratio",
      "diagnosis_procedure_ratio"
    ],
    "categorical_features": {
      "admission_type_id": [
        1,
        2,
        3,
        4,
        5,
        6,
        7,
        8
      ],
      "discharge_disposition_id": [
        1,
        2,
        3,
        4,
        5,
        6,
        7,
        8,
        9,
        10,
        11,
        12,
        13,
        14,
        15,
        16,
        17,
        18,
        19,
        20,
        21,
        22,
        23,
        24,
        25,
        26
      ],
      "admission_source_id": [
        1,
        2,
        3,
        4,
        5,
        6,
        7,
        8,
        9,
        10,
        11,
        12,
        13,
        14,
        15,
        16,
        17,
        18,
        19,
        20,
        21,
        22,
        23,
        24,
        25
      ],
      "level1_diag1": [
        0,
        1,
        2,
        3,
        4,
        5,
        6,
        7,
        8
      ]
    },
    "lab_features": {
      "a1cresult": {
        "mapping": {
          ">7": 1,
          ">8": 1,
          "Norm": 0,
          "None": -99
        }
      },
      "max_glu_serum": {
        "mapping": {
          ">200": 1,
          ">300": 1,
          "Norm": 0,
          "None": -99
        }
      }
    }
  },
  "transformations": {
    "numeric_scaling": "standard",
    "outlier_handling": {
      "method": "clip",
      "std_multiplier": 5
    },
    "missing_values": {
      "numeric": "mean",
      "categorical": "mode"
    }
  },
  "target": {
    "name": "readmitted",
    "type": "binary",
    "mapping": {
      ">30": 0,
      "<30": 1,
      "NO": 0
    }
  }
}