Table 3. Accuracies of SVM for different feature numbers.

Number of features	Testing accuracy (%)	Training accuracy (%)
First 1 feature	82.60	78.00
First 2 features	81.15	77.17
First 3 features	84.05	82.98
First 4 features	79.71	83.40
First 5 features	85.50	86.30
First 6 features	86.96	86.30
First 7 features	86.96	86.30
First 8 features	86.96	86.30
First 9 features	85.50	86.30
First 10 features	85.50	85.47
First 11 features	86.96	85.47
First 12 features	85.50	85.89