Github user MLnick commented on a diff in the pull request:
https://github.com/apache/spark/pull/11186#discussion_r52976749
--- Diff: python/pyspark/mllib/recommendation.py ---
@@ -165,28 +165,32 @@ def productFeatures(self):
@since("1.4.0")
def recommendUsers(self, product, num):
"""
- Recommends the top "num" number of users for a given product and
returns a list
- of Rating objects sorted by the predicted rating in descending
order.
+ Recommends the top "num" number of users for a given product and
+ returns a list of Rating objects sorted by the predicted rating in
+ descending order.
"""
return list(self.call("recommendUsers", product, num))
@since("1.4.0")
def recommendProducts(self, user, num):
"""
- Recommends the top "num" number of products for a given user and
returns a list
- of Rating objects sorted by the predicted rating in descending
order.
+ Recommends the top "num" number of products for a given user and
+ returns a list of Rating objects sorted by the predicted rating in
+ descending order.
"""
return list(self.call("recommendProducts", user, num))
def recommendProductsForUsers(self, num):
"""
- Recommends top "num" products for all users. The number returned
may be less than this.
+ Recommends top "num" products for all users. The number returned
may be
--- End diff --
While we're at this, can we say something like `... the number of
recommendations returned per user may be less than this`
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