empirical mode decomposition, signal detection
if you have IEEE account you can search EMD and find many useful paper such as:
1.Optimal and Bidirectional optimal Empirical Mode Decomposition
Binwei Weng; Barner, K.E.;
Acoustics, Speech and Signal Processing, 2007. ICASSP 2007. IEEE
International Conference on
Volume 3, 15-20 April 2007 Page(s):III-1501 - III-1504
Digital Object Identifier 10.1109/ICASSP.2007.367133
2.Application of the empirical mode decomposition to the analysis of esophageal
manometric data in gastroesophageal reflux disease
Hualou Liang; Qiu-Hua Lin; Chen, J.D.Z.;
Engineering in Medicine and Biology Society, 2004. EMBC 2004. Conference
Proceedings. 26th Annual International Conference of the
Volume 1, 2004 Page(s):620 - 623 Vol.1
Digital Object Identifier 10.1109/IEMBS.2004.1403234
and there are many other paper on IEEE that depend on your application.
you can search your favorite paper on IEEE site and
if you haven't IEEE account you can submit an application on IEEE Papers, Study Papers form on this site.