We would like to acknowledge Dr. Jerry Posakony for giving generously of his time and energy with regard to the transducer applications in the project. We also gratefully acknowledge the generous support provided by the Canadian Breast Cancer Foundation. Student support has also been provided by NSERC, UBC and the BC Cancer Agency. We would also like to acknowledge the authors of WaveLab .701 (J. Buckheit, S. Chen, D. Donoho, I. Johnstone of Stanford University & J. Scargle of NASA-Ames) for the use of their extensive freeware program and tutorials.