Chirp signal detection using the Duffing oscillator.

Carlos R. Bermudez-Gómez Rogerio A. Enríquez-Caldera Jorge Martínez-Carballido

Published in: CONIELECOMP (2012)

Keyphrases

weak signal
duffing oscillator
signal detection
fractional fourier transform
fourier transform
weak signal detection
frequency domain
space variant
log polar
instantaneous frequency
low signal to noise ratio
feature extraction
similarity measure
image retrieval
upper bound