A Multifrequency Radar System for Detecting Humans and Characterizing Human Activities for Short-Range Through-Wall and Long-Range Foliage Penetration Applications

Table 2

Human activity classification results for W-Band radar under free space conditions.

Human test subject number	Average classification accuracy (%)
	100 ft range to target		200 ft range to target		300 ft range to target
	Mean	Standard deviation	Mean	Standard deviation	Mean	Standard deviation
1	88.6	1.3	86.0	6.0	94.8	3.7
2	87.0	1.9	80.4	1.3	95.2	3.2
3	85.4	1.9	86.6	1.6	94.0	3.4
4	80.6	3.1	84.4	4.6	95.2	1.9
5	80.2	5.8	71.2	3.9	93.4	4.1
6	53.4	9.3	69.2	7.1	93.4	5.0