time-SVD++ is now implemented in Graphlab

http://bickson.blogspot.com.au/2011/11/time-svd-is-now-implemented-in-graphlab.html

time-SVD++ is now implemented in Graphlab

 

related paper:

Koren, Yehuda. “Collaborative filtering with temporal dynamics.”Communications of the ACM 53.4 (2010): 89-97.

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