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. Author manuscript; available in PMC: 2014 Jul 31.
Published in final edited form as: J Opt Soc Am A Opt Image Sci Vis. 2014 Apr 1;31(4):A131–A139. doi: 10.1364/JOSAA.31.00A131

Table 6.

Averaged Coefficients Values Across the Illuminant from the Second level of Analysis for the Melanopsin-, Rhodopsin-, and Cone-Opsin-Based Analysis

Component l s r i Variance Explained (%) Notationa Pathway
1st −0.01 0.86 0.27 0.43 97.05 s + r + i KC
2nd −0.14 −0.49 0.62 0.58 2.80 (r + i) − (l + s) Unknown
3rd 0.56 −0.13 −0.54 0.6 0.14 (l + i) − (s + r) PC-like
4th 0.81 0.01 0.49 −0.31 0.01 l + r − i PC-like
a

Notation indicates combinations of variables with coefficients >0.10.