val rawData = sc.textFile("/user/zhaoja/test/input/xxt.txt")val data = rawData.map { line =>val values = line.split(',').map(_.toDouble)//创建向量val featureVector = Vectors.dense(values.init)val label = values.last - 1//含有类标签的点LabeledPoint(label, featureVector)} scala> data.take(1)res70: Array[org.apache.spark.mllib.regression.LabeledPoint] = Array((0.0,[9.0,21.0,3.0,4.0,5.0]))