best amount for my special chebyshef filter??
1 visualización (últimos 30 días)
Mostrar comentarios más antiguos
ladan hz
el 15 de Nov. de 2017
Comentada: Star Strider
el 15 de Nov. de 2017
i have data from a movement analysis system and i want to filter the data for noise, the best which i want is a lowpass filter of chebyshev ,but i dont know how to choose the wp,ws,Rp,Rs for my filter ,my sampling frequency is 960Hz from my platform data which are (GRFML,GRFV,GRFAp,COP,Torque) and 120Hz for my optoelectronic sy which are (Markers name) I think the Cut-off freq of 4 could be good I will really appriciate your help thanks a lot
0 comentarios
Respuesta aceptada
Star Strider
el 15 de Nov. de 2017
Calculate the fft (link) of your data to determine the frequency content. Then choose the passband and stopband frequencies from your visual inspection of the fft results. The passband and stopband ripple are arbitrary, 1 and 75 dB respectively work in most circumstances.
2 comentarios
Más respuestas (0)
Ver también
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!