EVFDT: An Enhanced Very Fast Decision Tree Algorithm for Detecting Distributed Denial of Service Attack in Cloud-Assisted Wireless Body Area Network

Table 3

Sensitivity, specificity, and FAR of the algorithms.

Noise	VFDT- (%)				CVFDT (%)				OVFDT (%)				EVFDT (%)
	SN	SP	AC	FA	SN	SP	AC	FA	SN	SP	AC	FA	SN	SP	AC	FA
0%	90.8	98.4	92.2	5.4	89.8	99.4	94.6	5.1	97.6	94.9	96.2	2.4	97.9	94.7	96.5	1.1
5%	79.2	91.7	87.4	5.9	78.9	91.7	87.5	5.7	79.2	91.7	87.6	2.7	82.3	90.0	89.8	1.3
10%	78.2	88.8	82.3	6.8	69.2	90.8	79.6	6.2	77.0	90.7	83.6	3.2	80.2	88.4	84.2	1.7
15%	76.3	88.3	81.2	7.3	67.7	88.9	78.0	7.0	76.9	86.8	80.4	3.5	79.2	86.8	83.0	2.2
20%	77.7	81.3	78.2	7.9	66.9	79.1	76.9	7.8	79.9	81.0	79.3	4.1	78.1	83.4	81.5	2.7
Avg.	80.4	88.9	84.2	6.7	74.5	89.1	83.3	6.3	82.5	89.0	85.4	3.2	83.6	88.6	87.0	1.8