Awake (Skillet album) Awake (Skillet album) Awake is the seventh album by American Christian rock band Skillet. It is the follow-up to their Grammy-nominated album "Comatose". The album was released August 25, 2009 by Lava Records and Ardent Records and debuted at No. 2 on the "Billboard" 200. The album was certified gold by the Recording Industry Association of America (RIAA) on July 27, 2010, and has since gone double platinum, selling over 2,000,000 copies to date. It was nominated for Top Christian Album at the "Billboard" Music Awards 2011 and won. This is the last album to feature guitarist Ben Kasica and
Item-item collaborative filtering is analogous to "people who rate item X highly, like you, also tend to rate item Y highly, and you haven't rated item Y yet, so you should try it". Item-item collaborative filtering had less error than user-user collaborative filtering. In addition, its less-dynamic model was computed less often and stored in a smaller matrix, so item-item system performance was better than user-user systems. Slope One is a family of item-item collaborative filtering algorithms designed to reduce model overfitting problems. 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