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. 2020 Sep 22;20(18):5446. doi: 10.3390/s20185446

Table 6.

Analysis of the processing algorithm, performance evaluation, and software for the studies of the wearable category.

Study 1 Algorithm Performance Evaluation Performance Value Analysis Software
Aitkulov 2019 [57,58] Frequency analysis Graphical comparison - -
Balasubramaniyam 2019 [59] - - - MATLAB
Bricout 2019 [60] Adaptive reconstruction Correlation factor 0.64–0.74 -
Chu 2019 [61] Peak detection Bland-Altman analysis
Correlation factor
0.99 (correlation) MATLAB
Elfaramawy 2019 [62] Peak detection - - MATLAB
Fajkus 2019 [63] Peak detection Relative error
Bland-Altman analysis
3.9% (RE) Labview
Hurtado 2019 [64] Zero-crossing detection Relative error
Bland-Altman analysis
0.4 bpm (BA, mean of difference –MOD–) -
Jayarathna 2019 [65] Peak detection - - -
Kano 2019 [66] Peak detection Correlation coefficient
Bland-Altman analysis
0.88 (correlation)
0.026 bpm (BA, MOD)
-
Karacocuk 2019 [67] Frequency analysis Correlation - MATLAB
Microprocessor
Massaroni 2019 [68] Custom algorithm Relative error
Linear regression
Bland-Altman analysis
4.03% (RE)
0.91–0.97 (r2)
−0.06 (BA, MOD)
MATLAB
Massaroni 2019 [69] Peak detection Bland-Altman analysis 0.05 bpm (BA, MOD) -
Nguyen 2019 [70] Frequency analysis - - -
Presti 2019 [71] Peak detection Percentage error <4.71% (PE) MATLAB
Labview
Presti 2019 [72] Peak detection - - -
Puranik 2019 [73] - - - -
Soomro 2019 [74] - - - -
Xiao 2019 [75] - Graphical comparison - -
Yuasa 2019 [76] Peak detection Accuracy 61.3–65.6% MATLAB
Zhang 2019 [77] Frequency analysis - - -
Dan 2018 [78] Zero-crossing detection Bland-Altman analysis 0.01–0.02 bpm (BA, MOD) -
Koyama 2018 [79] Frequency analysis Absolute error 4 bpm Python
Malik 2018 [80] - Graphical monitoring - Python
Martin 2018 [81] Custom algorithm Mean absolute error
Mean relative error
Bland-Altman analysis
2.7 bpm (MAE)
30.9% (MRE)
2.4 bpm (BA, MOD)
MATLAB
Pang 2018 [82] - Graphical monitoring - -