Determination of Fetal State from Cardiotocogram Using LS-SVM with Particle Swarm Optimization and Binary Decision Tree

Table 4

Comparison of LS-SVM-PSO-BDT with the existing methods in similar works.

Method	Maximum classification accuracy	Number of classes	Number of; data points
LS-SVM-PSO-BDT	91.62%	3	2162
SVM; Krupa et al., 2011 [8]	81.50%	2	129
SVM; Georgoulas et al., 2006 [4]	81.25%	2	80
Hidden Markov models; Georgoulas et al., 2004 [6]	83.00%	2	36
ANBLIR system; Czabanski et al., 2010 [7]	97.50%	2	685
ANFIS; Ocak and Ertunc, 2012 [9]	97.15%	2	1831
SVM and GA; Ocak, 2013 [10]	99.30% (specificity); 100% (sensitivity)	2	1831