-'pme_expected_count', 'pme_TPM', 'pme_FPKM' are posterior mean
-estimates calculated by RSEM's Gibbs sampler. 'IsoPct_from_pme_TPM' is
-the isoform percentage calculated from 'pme_TPM' values.
+'posterior_mean_count', 'pme_TPM', 'pme_FPKM' are posterior mean
+estimates calculated by RSEM's Gibbs
+sampler. 'posterior_standard_deviation_of_count' is the posterior
+standard deviation of counts. 'IsoPct_from_pme_TPM' is the isoform
+percentage calculated from 'pme_TPM' values.