config/default_config.json

{
  "data_path": "temp_data.csv",
  "results_dir": "results",
  
  "start_year": 1970,
  "end_year": 1990,
  "freq": "D",
  
  "target_column": "raskhodvoda",
  
  "max_lags": 12,
  "seasonal_period": 365,
  "rolling_windows": [7, 30, 90, 365],
  "expanding_windows": [30, 90, 365],
  
  "missing_threshold": 0.3,
  "outlier_method": "iqr",
  "outlier_alpha": 1.5,
  "outlier_contamination": 0.1,
  
  "test_size": 0.2,
  "validation_size": 0.1,
  "split_method": "time",
  
  "scaling_method": "robust",
  
  "feature_selection_method": "correlation",
  "max_features": 50,
  
  "enable_validation": true,
  "validation_rules": {
    "min_rows": 100,
    "max_missing_percentage": 30,
    "min_unique_values": 2,
    "max_skewness": 3,
    "max_kurtosis": 10,
    "min_variance": 0.001,
    "max_constant_columns": 0
  },
  
  "save_plots": true,
  "plot_style": "seaborn-whitegrid",
  "plot_dpi": 300,
  "plot_format": "png",
  
  "use_multiprocessing": false,
  "n_jobs": -1,
  "chunk_size": 10000,
  "memory_limit_gb": 4,
  
  "log_level": "INFO",
  "save_reports": true,
  "report_format": "json",
  
  "decomposition_method": "stl",
  "stationarity_tests": ["adf", "kpss"],
  "correlation_threshold": 0.85,
  "vif_threshold": 10,
  
  "random_seed": 42,
  "enable_profiling": false,
  "save_intermediate": true,
  
  "streamlit_settings": {
    "theme": "light",
    "sidebar_state": "expanded",
    "page_title": "Time Series Preprocessing",
    "page_icon": "📊",
    "layout": "wide"
  },
  
  "export_options": {
    "csv": true,
    "parquet": false,
    "excel": false,
    "pickle": true
  }
}