Title :
Studentized filter of time-frequency analysis and synthesis of the signals
Author :
Semenov, Bogdan ; Shelevytsky, Ihor
Author_Institution :
Nat. aviation Univ., Kiev, Ukraine
Abstract :
Non-linear filter with studentized coefficients of time-frequency decomposition and signal reconstruction is described. The main feature of time-frequency decomposition is least squares estimation of spline fragments of different scales. Filter performs selection of statistically significant components of time-frequency decomposition taking into account local variance of residuals. The main advantage is that it filters fragments of white noise from the signal.
Keywords :
least squares approximations; nonlinear filters; signal reconstruction; statistical analysis; least squares estimation; local residual variance; nonlinear filter; signal reconstruction; statistically significant component selection; studentized filter; time-frequency decomposition; time-frequency signal analysis; time-frequency signal synthesis; white noise; Interpolation; Least squares approximations; Noise; Splines (mathematics); Standards; Time-frequency analysis; least squares; studentized filter; time-frequency decomposition;
Conference_Titel :
Signal Processing Symposium (SPSympo), 2015
Conference_Location :
Debe
DOI :
10.1109/SPS.2015.7168293