diff options
Diffstat (limited to 'mllib/src/main/scala/org/apache/spark/ml/feature/MinMaxScaler.scala')
| -rw-r--r-- | mllib/src/main/scala/org/apache/spark/ml/feature/MinMaxScaler.scala | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/mllib/src/main/scala/org/apache/spark/ml/feature/MinMaxScaler.scala b/mllib/src/main/scala/org/apache/spark/ml/feature/MinMaxScaler.scala index 9f3d2ca6db..28cbe1cb01 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/feature/MinMaxScaler.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/feature/MinMaxScaler.scala @@ -186,8 +186,10 @@ class MinMaxScalerModel private[ml] ( val size = values.length var i = 0 while (i < size) { - val raw = if (originalRange(i) != 0) (values(i) - minArray(i)) / originalRange(i) else 0.5 - values(i) = raw * scale + $(min) + if (!values(i).isNaN) { + val raw = if (originalRange(i) != 0) (values(i) - minArray(i)) / originalRange(i) else 0.5 + values(i) = raw * scale + $(min) + } i += 1 } Vectors.dense(values) |