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Posted to issues@spark.apache.org by "Subhod Lagade (JIRA)" <ji...@apache.org> on 2015/06/25 15:58:04 UTC

[jira] [Created] (SPARK-8631) MLlib predict function error

Subhod Lagade created SPARK-8631:
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             Summary: MLlib predict function error
                 Key: SPARK-8631
                 URL: https://issues.apache.org/jira/browse/SPARK-8631
             Project: Spark
          Issue Type: Bug
          Components: MLlib
    Affects Versions: 1.4.0
            Reporter: Subhod Lagade


def
predict(usersProducts: RDD[(Int, Int)]): RDD[Rating]
Predict the rating of many users for many products. The output RDD has an element per each element in the input RDD (including all duplicates) unless a user or product is missing in the training set.
usersProducts
RDD of (user, product) pairs.
returns
RDD of Ratings.
def
predict(user: Int, product: Int): Double
Predict the rating of one user for one product.



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