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The correlation coefficient of the wood yellowness variable (Y) concerning other parameters.
| Variable | Yi(Ac) | Yi(Et) | Yi(Et-To) |
|---|---|---|---|
| Y (Yellowness) |
−0.7076 | −0.3219 | −0.6022 |
| L* | a* | b* | |
| 0.9719 | 0.2084 | 0.6141 | |
| L*(Ac) | a*(Ac) | b*(Ac) | |
| 0.6502 | −0.5561 | −0.7579 | |
| L*(Et) | a*(Et) | b*(Et) | |
| 0.2217 | −0.2174 | −0.2881 | |
| L*(Et-To) | a*(Et-To) | b*(Et-To) | |
| 0.5746 | −0.5467 | −0.6007 |
