{
    "analysis_settings": {
        "correlation_threshold": 0.05,
        "top_n_features": 20,
        "min_sample_size": 10
    },
    "retention_groups": [
        "Retained_d0", 
        "Retained_d1", 
        "Retained_d2", 
        "Retained_d3",
        "Retained_d4", 
        "Retained_d5", 
        "Retained_d6", 
        "Retained_d7+"
    ],
    "exclude_columns": [
        "uid", 
        "retention_status", 
        "retention_encoded", 
        "country", 
        "nickname", 
        "auth_id"
    ],
    "key_metrics_for_d0_analysis": [
        "tutorial_complete", 
        "level_up_count", 
        "play_time_total",
        "COOP_entry_count", 
        "Solo_entry_count", 
        "death_Monster", 
        "death_Trap", 
        "death_PK",
        "item_gain_Equipment", 
        "gold_gain_total"
    ],
    "output_settings": {
        "save_csv": true,
        "save_markdown": true,
        "save_console_log": true,
        "timestamp_format": "%Y%m%d_%H%M%S"
    }
}