Research Article
Graph Regularized Nonnegative Matrix Factorization with Sparse Coding
Table 6
Optimal average recognition rates ±
on occluded ORL database with different size of sheltering patch (dimensions = 50).
| Method | | | | |
| NMF | 80.5% ± 2.0% | 74.7% ± 1.5% | 69.5% ± 2.0% | 62.3% ± 1.0% | LNMF | 59.5% ± 5.0% | 55.7% ± 4.0% | 51.7% ± 4.0% | 45.6% ± 3.0% | SNMF | 81.8% ± 1.5% | 78.2% ± 2.0% | 72.5% ± 2.0% | 66.3% ± 2.0% | GNMF | 82.5% ± 1.0% | 79.3% ± 2.0% | 73.3% ± 2.0% | 68.0% ± 2.0% | FMD-NMF | 83.2% ± 2.0% | 80.5% ± 2.5% | 74.0% ± 1.5% | 68.5% ± 2.0% | S-GRNMF_SC | 85.5% ± 1.0% | 83.5% ± 2.0% | 77.5% ± 2.0% | 73.2% ± 2.0% |
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