java.lang.IllegalArgumentException: requirement failed: BLAS.dot(x: Vector, y:Vector) was given Vectors with non-matching sizes: x.size = 198, y.size = 18

Stack Overflow | ArinCool | 7 months ago
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Root Cause Analysis

  1. java.lang.IllegalArgumentException

    requirement failed: BLAS.dot(x: Vector, y:Vector) was given Vectors with non-matching sizes: x.size = 198, y.size = 18

    at scala.Predef$.require()
  2. Scala
    Predef$.require
    1. scala.Predef$.require(Predef.scala:233)
    1 frame
  3. Spark Project ML Library
    BLAS.dot
    1. org.apache.spark.mllib.linalg.BLAS$.dot(BLAS.scala:99)
    2. org.apache.spark.mllib.linalg.BLAS.dot(BLAS.scala)
    2 frames