Research Article
Two Efficient Algorithms for Orthogonal Nonnegative Matrix Factorization
Table 1
Comparison of REE testing on image panda.
| Rank J | Algorithm 1 | Algorithm 2 | Algorithm 3 | Algorithm 4 |
| 10 | 0.2256 ± 0.0216 | | 0.2413 ± 0.0355 | 0.2191 ± 0.0227 | 20 | 0.1973 ± 0.0173 | 0.1677 ± 0.0183 | 0.1811 ± 0.0179 | 0.1761 ± 0.0166 | 40 | 0.1876 ± 0.0125 | 0.1310 ± 0.0156 | 0.1665 ± 0.0142 | | 60 | 0.1722 ± 0.0057 | 0.1278 ± 0.0047 | 0.1542 ± 0.0113 | | 80 | 0.1580 ± 0.0063 | 0.1105 ± 0.0081 | 0.1401 ± 0.0086 | |
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