Research Article
From Reputation Perspective: A Hybrid Matrix Factorization for QoS Prediction in Location-Aware Mobile Service Recommendation System
Table 2
Prediction accuracy comparison result of root mean squared error (RMSE).
| | Methods | Matrix density | | 5% | 10% | 15% | 20% |
| | UPCC | 1.4127 | 1.3301 | 1.2697 | 1.2492 | | IPCC | 1.4371 | 1.3561 | 1.2898 | 1.2139 | | UIPCC | 1.3969 | 1.3071 | 1.2598 | 1.1815 | | PMF | 1.4481 | 1.2894 | 1.2319 | 1.1839 | | LBR1 | 1.4431 | 1.2891 | 1.2208 | 1.1641 | | RMF | 1.4372 | 1.2792 | 1.2105 | 1.1621 | | LRMF | 1.4152 | 1.2584 | 1.1956 | 1.1498 |
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