Table 2. Summary of the details of the proposed methods.

No	Procedures	Functionality	Inputs	Outputs
1	R-to-R extraction	Converts raw ECG recordings to R-to-R intervals (RRI)	Raw ECG recordings	Unpreprocessed RRI signal
2	Preprocessing	Preprocesses RRI signal to meet the following requirements: no ectopic beats, stationary, and evenly-sampled	Unpreprocessed RRI signal	Preprocessed RRI signal
3	Prospective analyses	Performs prospective analyses on preprocessed RRI signal	Preprocessed RRI signal	Time-domain, frequency-domain, and nonlinear parameters
4	Feature selection	Selects only the essentials of time-domain, frequency-domain, and nonlinear parameters	Time-domain, frequency-domain, and nonlinear parameters	Selected time-domain, frequency-domain, and nonlinear parameters
5	Multilabel classification	Performs diagnosis on various diseases	Selected time-domain, frequency-domain, and nonlinear parameters	Multilabel classification of various diseases
6	Performance measurement	Evaluates the performance of multilabel classifier	Multilabel classification of various diseases	Accuracy, sensitivity, and specificity