1. Rubner, Y., Tomasi, C.: The earth movers distance perceptual metrics for image database navigation (2001)
2. Olszewski, R.T.: Generalized feature extraction for structural pattern recognition in time-series data. No. CMU-CS-01-108. Carnegie Mellow University, School of Computer Science (2001). https://www.cs.cmu.edu/ bobski/pubs/tr01108-twosided.pdf
3. http://www.timeseriesclassification.com/description.php?Dataset=ECG200
4. https://www.who.int/health-topics/cardiovascular-diseases/#tab=tab_1
5. https://www.mediafire.com/file/rdper56710dvekx/un-emd.pdf/file