Example JSON output for single tree of RandomForestRegressor

rfr_example.json

{
    "i": 0,
    "tree_undefined": -2,
    "features": [
        3,
        3,
        2,
        3,
        -2,
        -2,
        -2,
        0,
        2,
        0,
        2,
        -2,
        -2,
        -2,
        -2,
        0,
        -2,
        -2,
        -2
    ],
    "thresholds": [
        4.5,
        3.5,
        33768144.0,
        6.5,
        -2.0,
        -2.0,
        -2.0,
        1549029605376.0,
        -77179120.0,
        1549032226816.0,
        -77114288.0,
        -2.0,
        -2.0,
        -2.0,
        -2.0,
        1548996575232.0,
        -2.0,
        -2.0,
        -2.0
    ],
    "children_left": [
        1,
        5,
        3,
        7,
        -1,
        -1,
        -1,
        13,
        9,
        15,
        11,
        -1,
        -1,
        -1,
        -1,
        17,
        -1,
        -1,
        -1
    ],
    "children_right": [
        2,
        6,
        4,
        8,
        -1,
        -1,
        -1,
        14,
        10,
        16,
        12,
        -1,
        -1,
        -1,
        -1,
        18,
        -1,
        -1,
        -1
    ],
    "values": [
        0.6594487000000075,
        0.9145625756475672,
        0.4798822627364122,
        0.4834432568050591,
        0.06377510040160636,
        0.9691637515674878,
        0.8829381857104491,
        0.459183710313877,
        0.5318811473299319,
        0.5112735667564436,
        0.6158954248366034,
        0.8693743372216338,
        0.5329562803608617,
        0.4425310059715218,
        0.4805052049638307,
        0.48827073070607685,
        0.5495880341880378,
        0.5426929092805026,
        0.45293500338523907
    ]
}