Research Article

Density Peak Clustering Based on Relative Density Optimization

Table 1

Clustering results measured with AMI and ARI on eight synthetic data sets.

AlgorithmRDO-DPCDPC
ARIARI.VarAMIAMI.VarARIAMI

DS10.9880.0100.9800.00410.00.9940.9892.0
DS20.9790.0000.9590.00012.80.5850.6062.0
DS31.0000.0351.0000.0138.0ā€”0.0952.0
DS41.0000.0031.0000.0048.10.0150.0411.5
DS50.9040.0000.8290.00010.00.6910.6961.5
Aggregation0.8950.0020.8820.00013.00.7550.8602.0
Compound0.7890.0080.7730.00212.50.5460.6972.0
Flame0.4760.0020.4210.00313.00.3270.4032.0

ARI.Var and AMI.Var represent the variance in ARI and AMI, respectively.