{
  "model_name": "mastery_model",
  "model_version": "mastery_model_v2_baseline_001",
  "dataset_version": "2.0.0",
  "seed": 42,
  "split_counts": {
    "train": 24515,
    "validation": 5218,
    "test": 5187
  },
  "hyperparameters": {
    "n_estimators": 100,
    "random_state": 42,
    "algorithm": "RandomForestClassifier"
  },
  "feature_columns": [
    "attempt_count",
    "accuracy",
    "average_marks_ratio",
    "average_time_seconds",
    "hint_usage_rate",
    "attendance_percentage",
    "assignment_completion_rate",
    "average_login_per_week",
    "inactive_days_last_14"
  ],
  "target_column": "mastery_label",
  "label_map": {
    "0": "weak",
    "1": "developing",
    "2": "proficient",
    "3": "mastered"
  },
  "algorithm": "RandomForestClassifier"
}