Savior (Skillet song) Savior (Skillet song) "Savior" is the third single from the Christian rock band Skillet's fifth studio album, "Collide". It has been to date the band's fifth highest mainstream rock "Billboard" charting single, peaking at No. 26. The song is on the Digital Praise PC game Guitar Praise. Savior peaked at No. 26 on the Billboard rock charts and No. 21 on the ChristianRock.net Annual Top 100. The music video shows the band playing in both a house and at a park at night. It became only the second Skillet video to have a story in the video, after "Best Kept
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".