Oh, forgot to say the most important part. The ECom recommender does not
support shopping carts unless you train on (cart-id, item-id-of item
added-to-cart) And even then I’m not sure you can query with the current cart’s
contents since the item-based query is for a single item. The cart-id
The Universal Recommender supports several types of “item-set” recommendations:
1) Complimentary Purchases. which are things bought with what you have in the
shopping cart. This is done by training on (cart-id, “add-to-cart”, item-id)
and querying with the current items in the user’s cart.
2)