M. R. Ortiz

Enhancement of Computer Based Training for Operations in Harsh Lighting Conditions In Space

James C. Maida, John W. Pace, Charles K. Bowen, 2002 .

Performance of two adaptive subband filtering schemes for processing fetal phonocardiograms: influence of the wavelet and the level of decomposition

M. R. Ortiz, S. Charleston, A. Jimenez, 2000, Computers in Cardiology 2000. Vol.27 (Cat. 00CH37163).

The use of wavelet packets to improve the detection of cardiac sounds from the fetal phonocardiogram

M. R. Ortiz, S. Charleston, A. Jimenez, 1999, Computers in Cardiology 1999. Vol.26 (Cat. No.99CH37004).