log2(TPM+1)
Hi, I have a basic question with CCLE expression data. Why is the expression data given as log2(TPM+1) instead of log2TPM?
Thanks in advance for your help.
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Mensur Dlakic
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Lakshmi •
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Lakshmi •
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Any logarithm of zero is undefined. Adding 1 to TPM values ensures we are not attempting to take log2(0).
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