Cutlery the term "tableware" has come into use to avoid the implication that they are made of silver. The major items of cutlery in Western culture are the knife, fork and spoon. In recent times, hybrid versions of cutlery have been made combining the functionality of different eating implements, including the spork (spoon / fork), spife (spoon / knife), and knork (knife / fork) or the sporf which combines all three. The word cutler derives from the Middle English word 'cuteler' and this in turn derives from Old French 'coutelier' which comes from 'coutel'; meaning knife (modern French: couteau). The word's
Item-item collaborative filtering Item-item collaborative filtering Item-item collaborative filtering, or item-based, or item-to-item, is a form of collaborative filtering for recommender systems based on the similarity between items calculated using people's ratings of those items. Item-item collaborative filtering was invented and used by Amazon.com in 1998. It was first published in an academic conference in 2001. The authors of that paper, Badrul Sarwar, George Karypis, Joseph Konstan, and John Riedl, won the 2016 "Test of Time Award" for their paper "Item-based collaborative filtering recommendation algorithms". The International World Wide Web Conference committee stated that "this outstanding paper has had a considerable real-world impact".