Research Article
Density Peak Clustering Based on Relative Density Optimization
Table 1
Clustering results measured with AMI and ARI on eight synthetic data sets.
| Algorithm | RDO-DPC | DPC | ARI | ARI.Var | AMI | AMI.Var | | ARI | AMI | |
| DS1 | 0.988 | 0.010 | 0.980 | 0.004 | 10.0 | 0.994 | 0.989 | 2.0 | DS2 | 0.979 | 0.000 | 0.959 | 0.000 | 12.8 | 0.585 | 0.606 | 2.0 | DS3 | 1.000 | 0.035 | 1.000 | 0.013 | 8.0 | ā | 0.095 | 2.0 | DS4 | 1.000 | 0.003 | 1.000 | 0.004 | 8.1 | 0.015 | 0.041 | 1.5 | DS5 | 0.904 | 0.000 | 0.829 | 0.000 | 10.0 | 0.691 | 0.696 | 1.5 | Aggregation | 0.895 | 0.002 | 0.882 | 0.000 | 13.0 | 0.755 | 0.860 | 2.0 | Compound | 0.789 | 0.008 | 0.773 | 0.002 | 12.5 | 0.546 | 0.697 | 2.0 | Flame | 0.476 | 0.002 | 0.421 | 0.003 | 13.0 | 0.327 | 0.403 | 2.0 |
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ARI.Var and AMI.Var represent the variance in ARI and AMI, respectively.
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