... (2) image fusion using the mixed IMFs of panchromatic and MS images; and (3)quality assessment of the fused image. The test datainclude SPOT images of a forest area and QuickBirdimages of a ... C is the coefficient of correlation, F(i, j)andM(i, j)arethegrayvalueofthefusedandMSimages,respectively. μFis the mean of fused image, μMis the mean of MS image, and m and n are the image ... 2012:4http://asp.eurasipjournals.com/content/2012/1/4Page 3 of 12 RESEARCH Open Access Pyramid-based image empirical mode decomposition for the fusion of multispectral and panchromatic imagesTee-Ann Teo1* and Chi-Chung Lau2Abstract Image fusion...