Unscramble Words What is recommender system? Test it out!Online version Try to put them into sentence by qiqing zhu 1 is system recommender A algorithm an artificial intelligence 2 including search history variety on factors a past based , information be demographic , other can , purchases recommendations and of criteria . , , , . 3 and individuality their to by are predict content of needs high consumer favored with Recommender systems due product and a interests degree ability to providers . .