TY - CONF T1 - Measuring 1st order stretchwith a single filter T2 - IEEE International Conference on Acoustics, Speech and Signal Processing, 2008. ICASSP 2008 Y1 - 2008 A1 - Bitsakos,K. A1 - Domke, J. A1 - Fermüller, Cornelia A1 - Aloimonos, J. KW - Cepstral analysis KW - Educational institutions KW - filter KW - filtering theory KW - Fourier transforms KW - Frequency domain analysis KW - Frequency estimation KW - Gabor filters KW - Image analysis KW - IMAGE PROCESSING KW - linear stretch measurement KW - local signal transformation measurement KW - Nonlinear filters KW - Phase estimation KW - Signal analysis KW - Speech processing AB - We analytically develop a filter that is able to measure the linear stretch of the transformation around a point, and present results of applying it to real signals. We show that this method is a real-time alternative solution for measuring local signal transformations. Experimentally, this method can accurately measure stretch, however, it is sensitive to shift. JA - IEEE International Conference on Acoustics, Speech and Signal Processing, 2008. ICASSP 2008 PB - IEEE SN - 978-1-4244-1483-3 M3 - 10.1109/ICASSP.2008.4517758 ER -