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. 2009 Oct 21;4(10):e7546. doi: 10.1371/journal.pone.0007546

Figure 4. Correlation between log-transformed BLAST statistics.

Figure 4

BLAST statistics are generally highly correlated with each other. If two variables are highly correlated the information they provide about a response variable (i.e. RIC) is not independent. Generally only one of the variables in this case will add significant predictive power to a statistical model.