Title :
ECG data compression using double logarithmic quantisation of Walsh spectrum
Author :
Berti, E. ; Chiaraluce, F. ; Evans, N.E. ; McKee, J.J.
Author_Institution :
Dipartimento di Elettronica e Autom., Ancona Univ., Italy
fDate :
6/22/1995 12:00:00 AM
Abstract :
A new ECG data reduction method based on a double logarithmic quantisation of the ECG Walsh spectrum is presented. The proposed solution, theoretically justified by the decay characteristics of the spectrum energy content at high spectral index, is proved to be fast and efficient
Keywords :
Walsh functions; data compression; electrocardiography; medical signal processing; quantisation (signal); ECG data compression; Walsh spectrum; data reduction method; decay characteristics; double logarithmic quantisation; high spectral index; spectrum energy content;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19950712
