Improved Personalized Recommendation Algorithm Based on Context-Aware in Mobile Computing Environment

Table 1

Traditional algorithms’ RMSE.

KNN basic	1.402	1.312	1.293	1.319
KNN means	1.292	1.246	1.362	1.301
KNN Zscore	1.311	1.319	1.363	1.405
KNN baseline	2.545	2.448	2.391	2.422