spark-instrumented-optimizer/mllib
zhengruifeng defb65ed1a [SPARK-13677][ML] Implement Tree-Based Feature Transformation for ML
## What changes were proposed in this pull request?
Tree-based feature transformation is a widely used feature and already implemented in many famous libraries, like sklearn/xgboost/lightgbm/catboost. But is still missing in ML.
The previous discussions and design doc can be found in [SPARK-13677](https://issues.apache.org/jira/browse/SPARK-13677), which is the only left subtask in 'GBT improvement umbrella' [SPARK-14047](https://issues.apache.org/jira/browse/SPARK-14047).

This pr is to add tree-based feature transformation.

## How was this patch tested?
existing and added suites

Closes #25383 from zhengruifeng/tree_path.

Authored-by: zhengruifeng <ruifengz@foxmail.com>
Signed-off-by: Sean Owen <sean.owen@databricks.com>
2019-08-22 09:37:42 -05:00
..
benchmarks [SPARK-25489][ML][TEST] Refactor UDTSerializationBenchmark 2018-09-23 13:34:06 -07:00
src [SPARK-13677][ML] Implement Tree-Based Feature Transformation for ML 2019-08-22 09:37:42 -05:00
pom.xml [SPARK-26986][ML] Add JAXB reference impl to build for Java 9+ 2019-02-26 18:26:49 -06:00