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| author | Matei Zaharia <matei@eecs.berkeley.edu> | 2013-07-31 11:28:39 -0700 |
|---|---|---|
| committer | Matei Zaharia <matei@eecs.berkeley.edu> | 2013-07-31 11:28:39 -0700 |
| commit | 9a444cffe74374f0d764d1ed8197423e40529f24 (patch) | |
| tree | 16eee1d1ed48f4d4da8685409934a5f8d29829b8 /mllib | |
| parent | a386ced2c6cfec4199e4c5e2ede38ca5154544af (diff) | |
| download | spark-9a444cffe74374f0d764d1ed8197423e40529f24.tar.gz spark-9a444cffe74374f0d764d1ed8197423e40529f24.tar.bz2 spark-9a444cffe74374f0d764d1ed8197423e40529f24.zip | |
Use the Char version of split() instead of the String one for efficiency
Diffstat (limited to 'mllib')
| -rw-r--r-- | mllib/src/main/scala/spark/mllib/util/MLUtils.scala | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mllib/src/main/scala/spark/mllib/util/MLUtils.scala b/mllib/src/main/scala/spark/mllib/util/MLUtils.scala index b5e564df6d..25d9673004 100644 --- a/mllib/src/main/scala/spark/mllib/util/MLUtils.scala +++ b/mllib/src/main/scala/spark/mllib/util/MLUtils.scala @@ -38,9 +38,9 @@ object MLUtils { */ def loadLabeledData(sc: SparkContext, dir: String): RDD[(Double, Array[Double])] = { sc.textFile(dir).map { line => - val parts = line.split(",") + val parts = line.split(',') val label = parts(0).toDouble - val features = parts(1).trim().split(" ").map(_.toDouble) + val features = parts(1).trim().split(' ').map(_.toDouble) (label, features) } } |