Hash it to int
On 2016-08-24 16:28 , Devi P.V Wrote: Hi all, I am newbie in collaborative filtering.I want to implement collaborative filtering algorithm(need to find top 10 recommended products) using Spark and Scala.I have a rating dataset where userID & ProductID are String type. UserID ProductID Rating b3a68043-c1 p1-160ff5fDS-f74 1 b3a68043-c2 p5-160ff5fDS-f74 1 b3a68043-c0 p9-160ff5fDS-f74 1 I tried ALS algorithm using spark MLlib.But it support rating userID & productID only Integer type.How can I solve this problem? Thanks In Advance
