Table 2.

Classification performance of the proposed algorithm compared with other approaches.

	Accuracy %	Sensitivity %	Specificity %	Positive likelihood	Negative likelihood
All the voxel in the brain	70.11	61.54	77.08	2.69	0.50
Only striatum	73.56	69.23	77.08	3.02	0.40
Selected regions as a whole	70.11	66.67	72.92	2.46	0.46
Multiple SVM (majority voting)	74.71	74.36	75.00	2.97	0.34
Multiple kernel SVM	75.86	71.79	79.17	3.45	0.36
Proposed method (Bayesian network)	78.16	76.92	79.17	3.69	0.29