Intelligent Telehealth System To Support Epilepsy Diagnosis

Figures & data

Figure 1 Registration of patient personal data in the EHR system (fictitious data).

Figure 2 Registration of EEG and patient clinical data in the EHR system (fictitious data).

Figure 3 Architecture of the entire system.

Figure 4 Visualization of abnormal EEG signals found by the intelligent component.

Table 1 Training Metrics of Machine Learning Algorithms by 10-Fold Cross-Validation Method

Training Data
Model	Recall (%)	Accuracy (%)	Precision (%)
MLR	94,31 ± 1,81	94,65 ± 1,68	94,80 ± 1,67
K-NN	95,95 ± 1,57	96,28 ± 1,38	96,50 ± 1,23
RF	96,53 ± 1,15	96,67 ± 1,11	96,69 ± 1,14
SVM	94,82 ± 1,27	95,12 ± 1,20	95,28 ± 1,26
MLP	97,09 ± 1,03	97,22 ± 1,03	97,26 ± 1,10

Abbreviations: MLR, multinomial logistic regression; K-NN, K-nearest neighbors; RF, random forest; SVM, support vector machine; MLP, multilayer perceptron neural network.

Table 2 Evaluation Metrics of Machine Learning Algorithms

Test data
Model	Recall (%)	Accuracy (%)	Precision (%)
MLR	96,54	96,75	96,73
K-NN	97,86	97,83	97,67
RF	97,32	97,56	97,63
SVM	96,64	96,75	96,64
MLP	95,81	95,40	94,95

Abbreviations: MLR, multinomial logistic regression; K-NN, K-nearest neighbors; RF, random forest; SVM, support vector machine; MLP, multilayer perceptron neural network.

Figure 5 Confusion matrix of MLP model.

Table 3 Evaluation of the Integrated System Concerning Neuro-Pediatrician Revision of EEGs (Normal Tests)

Exam number	Accuracy (%)
1	99,97
2	99,69
3	96,66
4	99,25
5	98,96
6	99,67
7	99,47
8	99,97
9	99,45
10	99,01
11	99,79
12	99,52
13	99,8
14	97,79
15	99,69
16	99,67
17	98,65
18	99,91
19	99,71
20	99,92
21	99,98
22	99,57
23	99,36
24	99,3
25	98,54
26	99,96
27	99,25
28	99,87
29	97,36
30	98,7
31	99,1
32	99,85
33	99,2
34	98,17
35	99,42
36	98,75
37	98,77
38	98,81
39	99,29
40	99,48
41	98,88
42	99,51
43	98,44
44	99,08
45	99,89
46	99,65
47	99,76
48	99,4
49	99,72

Table 4 Evaluation of the Integrated System for Neuro-Pediatrician Revision of EEGs (Abnormal Test)

Exam number	Recall (%)	Accuracy (%)	Precision (%)
50	85,10	97,16	99,92