How to caculate the log2foldchange?
Hello, I want to know the formula about the log2foldchange. For example, there is the data: control: 31.975 (TPM value) drought 1 hour: 10.990 drought 6 hour: 6.600 how to caculate the log2foldchange? What's the formula?
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Drought1:
Log2(10.990/31.975)
Drought2:
log2(6.600/31.975)
Drought1 vs Drought2:
abs(log2(6.600/10.990))
ABS = Absolute value (you can find this function in R, Matlab and also in Excel)
Note: In Excel the equation goes like this, ABS(Log(6.600/10.990,2))
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