Alshammari, GharbiJorro Aragoneses, José LuisPolatidis, NikolaosKepatenakis, SteliosPimenidis, EliasPetridis, Miltos2024-09-132024-09-132019-12-2310.3233/JIFS-179331https://hdl.handle.net/20.500.14352/108125engA switching multi-level method for the long tail recommendation problemjournal articlehttps://content.iospress.com/articles/journal-of-intelligent-and-fuzzy-systems/ifs179331restricted accessInformática (Informática)1203.04 Inteligencia Artificial