PMSVM: An Optimized Support Vector Machine Classification Algorithm Based on PCA and Multilevel Grid Search Methods

Figure 2

MGS on S-DATA3.

(a) SVM parameters selection result [GS method]: Best ; Best ; CV Accuracy = 83.3333%

(b) SVM parameters selection result [GS method]: Best ; Best ; CV Accuracy = 81.6667%

(c) SVM parameters selection result [MGS method]: Best ; Best ; CV Accuracy = 80.5556%

(d) SVM parameters selection result [MGS method]: Best ; Best ; CV Accuracy = 81.6667%