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. Author manuscript; available in PMC: 2025 May 13.
Published in final edited form as: Comput Biol Med. 2024 Aug 27;181:109062. doi: 10.1016/j.compbiomed.2024.109062

Table 2.

Distribution of training and testing data for ECG waveform delineation and beat type classification tasks.

Class Waveform delineation (sample) - QTDB Beat type classification (sample∥beat) - mitdb
N/W P QRS T N V A
Training data 16,907,512 (51.71%) 3,258,672 (9.97%) 4,566,668 (13.97%) 7,962,139 (24.35%) 5,394,016∥24,126 (91.81%) 410,355∥1,726 (6.57%) 67,853∥425 (1.62%)
Testing data 6,968,915 (49.65%) 1,471,347 10.48%) 1,971,879 (14.05%) 3,622,859 25.81%) 948,117∥4,252 (95.44%) 23,679∥109 (2.45%) 7,518∥94 (2.11%)