A reader need go no further than page two of Leland Wilkinson’s The Grammar of Graphics before reading, “We will also come to realize why a histogram is not a bar chart and why many other ...

for Poisson deviates when fitting event-counting histograms rather than the typically used least-squares measure. We describe how to use the MLE to fit data efficiently and robustly, and provide ...

Calculate a score histogram from peptide/spectral matches (PSM), where score exponents are used for the histogram (an e-value of 1.3e-8 is plotted as -7.886).