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. 2014 Jun 9;9(6):e99151. doi: 10.1371/journal.pone.0099151

Figure 2. Comparison between fish size correlation matrix from different single-species model specifications for cod year 2009 quarter 4.

Figure 2

SS1, Unconstrained free size correlation structure given as a positive definite correlation matrix (a); SS2, natural untransformed scale (b); SS3, log scaled (c); SS4, logistic scaled (d).