Origin

Heart Vector Origin Point Detection and Representative Median Beat construction

Table of Content

• Heart Vector Origin Point Detection method
• Time-coherent global XYZ Median beat construction algorithm
• Heart Vector Origin Point MATLAB Code
• Time-coherent global XYZ Median beat construction MATLAB Code
• Heart Vector origin point accuracy assessment visual aid (viewer) MATLAB Code
• Test file for time-coherent global median beat construction
• Test file for the heart vector origin point detection (median beat) is generated as an output of median beat construction
• Test file for the viewer is generated as an output of origin point detection

Authors

Origin Point and median beat calculation code V.1 Erick Andres Perez-Alday, PhD , Yin Li-Pershing, BS, Larisa Tereshchenko, MD, PhD.

The Heart Vector Origin Point Definition and Global XYZ Time-coherent median beat construction

See pdf files in the repository for the Heart Vector Origin Point Definition and Time-Coherent Beat calculation methods.

GEH MATLAB Code

-See .m files in the repository for Origin Point detection, Median Beat Construction, and Viewer. Test files are provided (.mat) for algorithm testing.

Test file

-Test files (.mat) are provided for testing. Sampling rate 500 Hz. Amplitude resolution 1 µV.

Manuscript to reference:

Erick Perez-Alday, PhD; Yin Li-Pershing, BS; Aron Bender, MD; Christopher Hamilton, BA; Jason Thomas, BS; Kyle Johnson, BS; Tiffany Lee, BS; Ryan Gonzales, BS; Aaron Li; Kelley Newton, MS; Larisa G. Tereshchenko, MD, PhD. Importance of the Heart Vector Origin Point Definition for an ECG analysis: The Atherosclerosis Risk in Communities (ARIC) study. Computers in Biology and Medicine, Volume 104, January 2019, Pages 127-138. https://www.ncbi.nlm.nih.gov/pubmed/30472495 DOI: 10.1016/j.compbiomed.2018.11.013