Hi all, Is the zero phase- iir_filter block in gnuradio?
I thought the iir_filter was zero-phase, but then I get different results with iir_filter(b,a,signal) and the matlab function filtfilt(b,a,x). Thanks and my best wishes for 2020. Best -- *Laura Arjona * Washington Research Foundation Innovation Postdoctoral Fellow in Neuroengineering *Paul G. Allen School of Computer Science & Engineering* 185 E Stevens Way NE University of Washington Seattle, WA 98195-2350
