Butterworth Band reject filters remove or attenuate a band of frequencies about the origin of the Fourier transform. The aim is to enhance the image corrupted by sinusoidal noise using Butterworth band reject filter.




File list:
Lab-05
.....\Band Reject
.....\...........\butterworth_band_reject.m
.....\...........\bw_band_reject.m
.....\...........\Fig5.16(e).bmp

.....\Notch Reject
.....\............\FigP4.5(a)(HeadCT_corrupted).tif
.....\............\notch_reject.m
.....\............\notch_reject_main.m