message |
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Computing 50 regression trees. Each worker is computing 50 trees. Each tree will contain approximately 506 points. Poisson sampling parameter: 1.00 Mean of squared residuals: 14.24260343580995 % Var explained: 83.12878664102084 Query finished in 5.201 seconds. Decision forest created in table "rft_model". |
The following query returns the output shown in the following table:
SELECT task_index, tree_num, cast (tree AS character varying) FROM rft_model ORDER BY 1;
task_index | tree_num | cast (tree as character varying) |
---|---|---|
0 | 0 | {"sum_":10723.700000000017,"sumSq_":283628.49,"size_":476,"id_":1,"maxDepth_":6,"split_": {"splitValue_":9.629999999999999,"attr_":"lstat","score_":19754.296371441025,"type_":"REGRESSION_NUMERIC_SPLIT" |
0 | 2 | {"sum_":11020.200000000019,"sumSq_":282336.0800000003,"size_":490,"id_":1,"maxDepth_":6,"split_": {"splitValue_":8.105,"attr_":"lstat","score_":16285.334028144687,"type_":"REGRESSION_NUMERIC_SPLIT" |
0 | 3 | {"sum_":11577.600000000006,"sumSq_":302737.4599999998,"size_":518,"id_":1,"maxDepth_":6,"split_": {"splitValue_":9.725000000000001,"attr_":"lstat","score_":20801.712206059594,"type_":"REGRESSION_NUMERIC_SPLIT" |
0 | 1 | {"sum_":11877.69999999999,"sumSq_":309107.12999999995,"size_":535,"id_":1,"maxDepth_":6,"split_": {"splitValue_":9.615,"attr_":"lstat","score_":19959.676845513393,"type_":"REGRESSION_NUMERIC_SPLIT" |