Fig 8. Demonstration of the adjusted results of Fig 7: (a) the smooth residue using an average filter with a size of 10×10, (b) the 1st BIMF, (c) the 2nd BIMF, (d) the 3rd BIMF, (e) the 4th BIMF, and (f) the reconstructed image by summing the K BIMFs.