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import org.apache.spark.sql.Row | |
import breeze.linalg.DenseVector | |
import org.apache.spark.mllib.linalg.{Vector, Vectors} | |
val t_df = sqlContext.read.parquet("/user/_/Pivoted_cust_weekday_total_with_Clusters.parquet") | |
val tm_df = t_df.select("IP_ID","assembled") | |
val emptyVector = DenseVector (Array.fill(7)(0.0)) | |
val zeVector = tm_df | |
.rdd | |
.map{ case Row(k: String, v: Vector) => (k, DenseVector(v.toDense.values)) } | |
.map( _._2 ) | |
.fold(emptyVector){ (acc,t) => acc += t } | |
val zeVectorDense = Vectors.dense(zeVector.toArray) | |
println(zeVectorDense) |
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