The Use of Spark
@SuggestGrid
Han Tüzün
SuggestGrid
Backend
Spark!
Collaborative Filtering
with Spark
(Alternating Least Squares)
Low-Rank Matrix Multiplication
Problems!
Integer IDs?
Similars?
Serving Layer?
Is Spark Slow!?
Solutions
String IDs
Similars
Serving Layer
Faster Serving!
Features!
Hot Start!
Group Recommendations
Fields
Filters
more...
Try SuggestGrid!
Questions?
suggestgrid.com
Spark Collaborative Filtering @SuggestGrid
By Han Tuzun
Spark Collaborative Filtering @SuggestGrid
Improvements on Spark Collaborative Filtering @SuggestGrid
