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Table 2 Effectiveness of the proposed method in restoring the peak-to-peak values of IR channel PPG

From: Motion artifact removal from photoplethysmographic signals by combining temporally constrained independent component analysis and adaptive filter

  Vertical movement Horizontal movement Bending finger Pressurizing probe clip Waving hand
PPG without MA 8294.3 ± 534.8 6502.2 ± 703.0 1754.1 ± 367.4 4218.9 ± 642.5 3886.2 ± 602.0
PPG with MA 8204.5 ± 931.4 6728.7 ± 1072.8 2879.1 ± 1028.0 5293.5 ± 1888.5 4549.3 ± 829.2
Recovered PPG Using FFT-LMS 8316.7 ± 1232.4 6235.9 ± 1376.3 2674.8 ± 721.2 4941.6 ± 1325.9 4464.9 ± 1057.8
Recovered PPG Using MAF 7238.4 ± 1057.3 5824.3 ± 1167.4 2485.8 ± 817.2 4556.4 ± 1353.5 3970.6 ± 816.2
Recovered PPG Using cICA-LMS 8091.4 ± 780.5 6299.5 ± 835.9 2129.2 ± 258.0 4806.2 ± 942.1 4125.6 ± 888.9
  1. Data are expressed as mean ± SD. The values in the tables are dimensionless, this does not influence the calculation of SpO2.