Forgiven (Skillet song) Forgiven (Skillet song) Forgiven is the fourth single from Christian rock band Skillet's 2009 album "Awake", and is the ninth track on the album. The single was released to Christian CHR/Rock radio on August 2, 2010. The song received critical acclaim and was a moderate success. Although it reached number one on both Christian rock radio and CHR, Skillet has never performed it live. Lead Singer John Cooper said this about the song. 'I am really excited about this song, which is probably the most overtly Christian song on the album. I think “Forgiven” is a very hopeful song, and
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".