An Efficient Heart Rate Measurement System Using Medical Radar and LSTM Neural Network

Table 2

Comparison of mean and RMSE between peaks counting method (PCM), arctangent method (AM), proposed method (PM), and reference data.

No.	PCM (bpm)	AM (bpm)	PM (bpm)	Reference (bpm)
1	69	75	74	76
2	75	93	94	92
3	72	69	69	66
4	81	75	75	76
5	75	63	64	66
6	75	57	51	56
7	72	66	66	66
8	72	72	72	72
9	63	51	51	54
10	75	60	59	56
11	69	57	56	54
12	66	63	64	60
13	75	72	74	78
14	78	81	74	78
15	69	57	65	62
16	75	72	72	72
17	66	60	61	64
18	72	99	99	96
19	66	54	71	70
20	63	54	59	62
21	69	69	68	64
22	63	84	84	82
23	81	99	99	102
24	69	51	65	68
25	66	72	71	70
26	63	63	59	58
27	66	72	63	62
28	72	66	80	70
29	66	66	57	60
30	66	54	54	54
Mean	70.3	68.2	69.0	68.87
RMSE	10.51	5.74	3.18	—