Figure 4.

The graph shows the almost zero average spectral-errors of the 5 tissue components whose spectral samples were used to calculate the covariance matrix. The average spectral error of the eosinophils exhibit peaks at specific wavelengths, i.e. band7 -570nm-585nm; band 10-630nm-645nm.

Bautista and Yagi Diagnostic Pathology 2011 6(Suppl 1):S2   doi:10.1186/1746-1596-6-S1-S2