A comparison of continuous wavelet transform and modulus maxima analysis of characteristic ECG features. (2005)
Conference Proceeding
Romero Legarreta, I., Addison, P., Grubb, N. R., Clegg, G. R., Robertson, C. E., & Watson, J. N. (2005). A comparison of continuous wavelet transform and modulus maxima analysis of characteristic ECG features. In Computers in Cardiology, 2005 (755-758). https://doi.org/10.1109/CIC.2005.1588214

The continuous wavelet transform (CWT) offers a valuable tool for the analysis of signals as it provides precise location in time of high frequency components. The selection of a mother wavelet with high correlation with the signal under study provid... Read More about A comparison of continuous wavelet transform and modulus maxima analysis of characteristic ECG features..

R-wave detection using continuous wavelet modulus maxima. (2003)
Conference Proceeding
Romero Legarreta, I., Addison, P., Grubb, N. R., Clegg, G. R., Robertson, C. E., Fox, K. A. A., & Watson, J. N. (2003). R-wave detection using continuous wavelet modulus maxima. In Computers in Cardiology, 2003 (565-568). https://doi.org/10.1109/CIC.2003.1291218

Modulus maxima derived from the continuous wavelet transform offers an enhanced time-frequency analysis technique for ECG signal analysis. Features within the ECG can be shown to correspond to various morphologies in the continuous modulus maxima dom... Read More about R-wave detection using continuous wavelet modulus maxima..

Secondary wavelet feature decoupling (SWFD) and its use in detecting patient respiration from the photoplethysmogram. (2003)
Conference Proceeding
Addison, P., & Watson, J. N. (2003). Secondary wavelet feature decoupling (SWFD) and its use in detecting patient respiration from the photoplethysmogram. In Proceedings of the 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (IEEE Cat. No.03CH37439) (2602-2605). https://doi.org/10.1109/IEMBS.2003.1280448

We describe a method for the identification of time-frequency features associated with patient respiration in the wavelet decomposition of the photoplethysmogram where the respiration features are masked by other signal components with similar spectr... Read More about Secondary wavelet feature decoupling (SWFD) and its use in detecting patient respiration from the photoplethysmogram..

Finding coordinated atrial activity during ventricular fibrillation using wavelet decomposition. (2002)
Journal Article
Addison, P., Watson, J. N., Clegg, G. R., Steen, P. A., & Robertson, C. E. (2002). Finding coordinated atrial activity during ventricular fibrillation using wavelet decomposition. IEEE engineering in medicine & biology magazine the quarterly magazine of the Engineering in Medicine & Biology Society, 21, 58-65. https://doi.org/10.1109/51.993194

Until recently, the ECG recorded during ventricular fibrillation was thought to represent disorganized and unstructured electrical activity of the heart. Using a new signal analysis technique based on wavelet decomposition, we have begun to reveal pr... Read More about Finding coordinated atrial activity during ventricular fibrillation using wavelet decomposition..

Wavelet-based filtering for the clinical evaluation of atrial fibrillation. (2001)
Conference Proceeding
Watson, J. N., Addison, P., Grubb, N. R., Clegg, G. R., Robertson, C. E., & Fox, K. A. A. (2001). Wavelet-based filtering for the clinical evaluation of atrial fibrillation. In 2001 Conference Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (302). https://doi.org/10.1109/IEMBS.2001.1018919

Summary form only given. This paper describes the work in progress to develop a new ECG signal filtering technique to aid the clinical analysis of atrial fibrillation. The method separates the wavelet transform modulus maxima corresponding to the sig... Read More about Wavelet-based filtering for the clinical evaluation of atrial fibrillation..

Evaluating arrhythmias in ECG signals using wavelet transforms. (2000)
Journal Article
Addison, P., Watson, J. N., Clegg, G. R., Holzer, M., Sterz, F., & Robertson, C. E. (2000). Evaluating arrhythmias in ECG signals using wavelet transforms. IEEE engineering in medicine & biology magazine the quarterly magazine of the Engineering in Medicine & Biology Society, 19, 104-109. https://doi.org/10.1109/51.870237

Recent work has attempted to utilize wavelet techniques in the analysis of biomedical signals including ECGs. Here, the authors present an energy-based method of interrogating the ECG in VF using high-resolution, log-scale continuous wavelet plots. W... Read More about Evaluating arrhythmias in ECG signals using wavelet transforms..