Computational Intelligence and Neuroscience / 2011 / Article / Tab 5

Research Article

Multistrategy Self-Organizing Map Learning for Classification Problems

Table 5

Summarisation of SOMPSO and ESOMPSO results.


Quantisation error4.07994.09794.08751.88842.01252.0565
Convergence error0.03180.03580.03220.02430.05870.0347
Convergence time22 sec22 sec22 sec240 sec240 sec240 sec
Classification (%)92.0089.2490.4592.7290.1190.75
Quantisation error0.50110.64550.58660.00480.02500.0145
Convergence error0.25000.32040.30500.19160.25910.2641
Convergence time10 sec10 sec10 sec17 sec17 sec17 sec
Classification (%)94.1185.2588.4795.2286.1490.24
Quantisation error0.00940.01450.01020.00500.01250.0078
Convergence error0.59510.65230.64240.44220.53710.4823
Convergence time80 sec80 sec80 sec110 sec110 sec110 sec
Classification (%)90.6975.2378.8991.7777.3582.05
Quantisation error0.00460.00870.00520.00380.00600.0048
Convergence error0.04350.05410.12420.01570.03240.0224
Convergence time40 sec40 sec40 sec60 sec60 sec60 sec
Classification (%)87.8880.9884.6689.4582.4584.87
Quantization error0.04580.47520.47770.05870.51430.4221
Convergence error0.20600.23650.22410.14050.15690.1478
Convergence time110 sec110 sec110 sec205 sec205 sec205 sec
Classification (%)75.4470.2572.4885.6270.8572.89

EUC: Euclidean distance, MAN: Manhattan distance, CHEBY: Chebyshev distance.

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