https://spark.apache.org/docs/4.0.1/api/scala/org/apache/spark/mllib/feature/StandardScaler.html
Spark 4.0.1 ScalaDoc - org.apache.spark.mllib.feature.StandardScaler
Spark 4.0.1 ScalaDoc - org.apache.spark.mllib.feature.StandardScaler
sparkscaladocapachemllibfeature