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Table 8.

Median and standard deviation of the distributions of the median, minimum, and maximum spectral indices in three sub-bands.

Spectral index Sub-band
Low
Mid
High
â σ â σ â σ
Minimum −0.26 0.26 −0.43 0.24 −0.65 0.32
Median −0.01 0.29 −0.07 0.25 −0.14 0.23
Maximum +0.34 0.40 +0.39 0.44 +0.28 0.95

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