search

sryza / spark-timeseries

A library for time series analysis on Apache Spark
Apache License 2.0
1.19k stars 424 forks source link

java.lang.IllegalArgumentException: requirement failed: Lengths must match! #210

Open chensi2017 opened 5 years ago

chensi2017 commented 5 years ago

Whats wrong with my program??? java.lang.IllegalArgumentException: requirement failed: Lengths must match!: a.length == b.length (0 != 17) at breeze.linalg.operators.DenseVectorOps$$anon$187.apply(DenseVectorOps.scala:189) at breeze.linalg.operators.DenseVectorOps$$anon$187.apply(DenseVectorOps.scala:187) at breeze.linalg.NumericOps$class.$colon$eq(NumericOps.scala:183) at breeze.linalg.DenseVector.$colon$eq(DenseVector.scala:51) at com.cloudera.sparkts.models.ARIMAModel.forecast(ARIMA.scala:691) at mlib.local2.TimeSeriesModel$$anonfun$3.apply(TimeSeriesModel.scala:74) at mlib.local2.TimeSeriesModel$$anonfun$3.apply(TimeSeriesModel.scala:71) at scala.collection.Iterator$$anon$11.next(Iterator.scala:409) at scala.collection.Iterator$$anon$11.next(Iterator.scala:409) at scala.collection.Iterator$class.foreach(Iterator.scala:893) at scala.collection.AbstractIterator.foreach(Iterator.scala:1336) at org.apache.spark.rdd.RDD$$anonfun$foreach$1$$anonfun$apply$27.apply(RDD.scala:875) at org.apache.spark.rdd.RDD$$anonfun$foreach$1$$anonfun$apply$27.apply(RDD.scala:875) at org.apache.spark.SparkContext$$anonfun$runJob$5.apply(SparkContext.scala:1897) at org.apache.spark.SparkContext$$anonfun$runJob$5.apply(SparkContext.scala:1897) at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:70) at org.apache.spark.scheduler.Task.run(Task.scala:85) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:274) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:748)

neeleshkshukla commented 4 years ago

This is caused by this issue https://github.com/sryza/spark-timeseries/issues/143 which has already been fixed here https://github.com/sryza/spark-timeseries/pull/171/commits but not yet released.