In order to find the heart axis, a separate isoelectric line is found for leads 1 and aVF, and the axis deviation is decided according to the positive and negativeness of these graphs.
In addition, the Novose Formula is applied to calculate the Angle.
- https://www.mathworks.com/matlabcentral/fileexchange/74537-ecg-analyser?s_tid=srchtitle
- https://www.mathworks.com/matlabcentral/fileexchange/61595-basic-ecg-plotting
- https://www.mathworks.com/matlabcentral/answers/613736-how-can-i-visualize-ecg-contain-12-leads-in-12-different-figures?s_tid=prof_contriblnk
- https://www.mathworks.com/help/signal/ug/classify-ecg-signals-using-long-short-term-memory-networks.html
For Novose :