我想从bar :: Bool -> Float
bar b = ...
main = print (bar (f "testing)) -- Bool is chosen
对象构建RDD[LabeledPoint]
,RDD对象如下:
RDD
我想使用 +-------------------+---------+--------------+--------+-------+
| date_time|site_name|posa_continent|year |label |
+-------------------+---------+--------------+--------+-------+
|2014-08-11 07:46:59| 2| 3|2014 |1 |
|2014-08-11 08:22:12| 2| 3|2014 |2 |
|2015-08-11 08:24:33| 2| 3|2015 |1 |
|2016-08-09 18:05:16| 2| 3|2016 |3 |
|2011-08-09 18:08:18| 2| 3|2011 |2 |
|2009-08-09 18:13:12| 2| 3|2009 |1 |
|2014-07-16 09:42:23| 2| 3|2014 |1 |
+-------------------+---------+--------------+--------+-------+
attribut构建RDD[LabeledPoint]
以应用KNN机器学习算法。我使用Spark Scala API。
答案 0 :(得分:0)
在RDD上尝试rake assets:precompile
功能:
map