Research Article
Towards Enhancement of Performance of K-Means Clustering Using Nature-Inspired Optimization Algorithms
Table 9
Testing objective function fitness and CPU time consumption on Libras.
| | Objective function value | | | Best | Worst | Average |
| | K-means | 822.8381 | 899.2441 | 842.3452 | | C-ACO | | | | | C-Firefly | 743.3432 | 892.0506 | 777.1993 | | C-Cuckoo | 707.591 | 819.139 | 763.110 | | C-Bat | 745.8008 | 918.2488 | 841.71931 |
| | CPU time (second) | | | Best | Worst | Average |
| | K-means | 1332.059811 | 1392.3113 | 1362.0344 | | C-ACO | | | | | C-Firefly | 260.725002 | 278.206271 | 267.8236183 | | C-Cuckoo | 168.502947 | 169.849548 | 169.17942 | | C-Bat | 10.303 | 10.822 | 10.4214 |
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