diff options
Diffstat (limited to 'mllib/src/main/scala/org/apache/spark/ml/feature/ChiSqSelector.scala')
-rw-r--r-- | mllib/src/main/scala/org/apache/spark/ml/feature/ChiSqSelector.scala | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/mllib/src/main/scala/org/apache/spark/ml/feature/ChiSqSelector.scala b/mllib/src/main/scala/org/apache/spark/ml/feature/ChiSqSelector.scala index b9e9d56853..cfecae7e0b 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/feature/ChiSqSelector.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/feature/ChiSqSelector.scala @@ -77,7 +77,8 @@ final class ChiSqSelector(override val uid: String) /** @group setParam */ def setLabelCol(value: String): this.type = set(labelCol, value) - override def fit(dataset: DataFrame): ChiSqSelectorModel = { + @Since("2.0.0") + override def fit(dataset: Dataset[_]): ChiSqSelectorModel = { transformSchema(dataset.schema, logging = true) val input = dataset.select($(labelCol), $(featuresCol)).rdd.map { case Row(label: Double, features: Vector) => @@ -127,7 +128,8 @@ final class ChiSqSelectorModel private[ml] ( /** @group setParam */ def setLabelCol(value: String): this.type = set(labelCol, value) - override def transform(dataset: DataFrame): DataFrame = { + @Since("2.0.0") + override def transform(dataset: Dataset[_]): DataFrame = { val transformedSchema = transformSchema(dataset.schema, logging = true) val newField = transformedSchema.last val selector = udf { chiSqSelector.transform _ } |