Posterior error probabilities and false discovery rates: two sides of the same coin

Lukas Kall, John D. Storey, Michael J. MacCoss and William Stafford Noble

Journal of Proteome Research. 7(1):40-44, 2008.


A variety of methods have been described in the literature for assigning statistical significance to peptides identified via tandem mass spectrometry. Here, we explain how two types of scores, the q-value and the posterior error probability, are related and complementary to one another.

Journal of Proteome Research