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Comment: Limma without eBayes, is it indistunguishable from Ordinary Least Square?
by
Gordon Smyth
50k
Regardless of whether it agrees with `t.test` or not, the formula given in the original question is correct and yours is not. Your formula …
Comment: Limma without eBayes, is it indistunguishable from Ordinary Least Square?
by
nbay13
•
0
A little late to the party, but I found that using the equation you specified, the p-values are actually slightly off from base R's `t.test…
Comment: Method to find pathways different between 2 groups
by
Gordon Smyth
50k
sigPathway is another method that does not account for inter-gene correlation and which gives inflated significance, as we showed in our 20…
Answer: error in limma , contrast.matrix Number of rows of contrast matrix must match nu
by
James W. MacDonald
65k
I doubt you have that many contrasts. I think that is probably the number of rows. What does `dim(fit)` return (and `head(fit$coef)`)?
Answer: Extremely small p-values using Limma for proteomic data
by
James W. MacDonald
65k
If you fit a cell means model (without an intercept), you will have to construct contrasts using `makeContrasts` and fit them using `contra…
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