A New Intrusion Detection System Based on KNN Classification Algorithm in Wireless Sensor Network

Table 1

The experiment data of average value under detection.

Experiment number	Attack frequency (Hz)	Attack nodes	Normal nodes	Cutoff value	𝐾-distance (attack nodes)	𝐾-distance (normal nodes)	Detection delay (s)	Detection rate	False alarm rate
1	10	3	3	15	39	37	1.231	1	0.5
2	10	1	6	15	52	3.2	1.826	1	0
3	10	1	6	35	50.5	2.8	1.821	1	0
4	10	1	6	55	51.7	3	∼	0	0
5	50	1	6	55	64	4.1	1.229	1	0
6	100	1	6	55	79	4.5	0.617	1	0