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Table 1 Comparison of BRs and trial-specific beta bands between the proposed EMD-based method and the conventional filtering method

From: Extraction of single-trial cortical beta oscillatory activities in EEG signals using empirical mode decomposition

  EMD based method Conventional filtering method
Subject index Beta rebound ( μ V) Trial-specific beta band (Hz) Single-trial latency (sec) Beta rebound ( μ V) Task-specific beta band (Hz) Latency of beta rebound peak (sec)
I 1.98 ± 0.95 17.25 ± 1.63 ~ 20.43 ± 2.60 1.64 ± 0.46 0.91 16.7~23.1 1.62
II 1.31 ± 0.55 16.62 ± 2.43 ~ 21.26 ± 2.64 1.26 ± 0.32 0.40 14.5~22.8 1.29
III 1.93 ± 0.79 16.12 ± 2.83 ~ 21.03 ± 3.00 1.22 ± 0.19 1.48 15.2~25.8 1.17
IV 1.87 ± 0.44 17.06 ± 2.70 ~ 21.96 ± 2.82 1.39 ± 0.40 0.53 15.4~25.2 1.10
V 1.32 ± 0.56 17.37 ± 2.79 ~ 20.47 ± 3.37 1.32 ± 0.25 0.89 15.2~23.8 1.22
Average 1.682 16.88 ~ 21.03 1.37 0.842 15.4~24.14 1.28