Sentence examples for utilized the prcomp function from inspiring English sources

We utilized the prcomp function for the PCA and the vegan package (Oksanen et al. 2013) implemented in the R software version 3.0.1 (R Core Team 2013) for the Mantel tests.

For the figures showing principal component analysis, we used the prcomp function in R. We used DAVID functional annotation tool for a Gene Ontology enrichment analysis [ 42, 43], taking one term from each cluster in the output and requiring a 5%% Benjamini-adjusted p-value produced by DAVID.

Principal component analysis (using the prcomp function with scale = T) and cluster analysis was performed on the dataset of 259 compounds with 86 CDK descriptors using R.

A subtlety that affects the numerical accuracy of calculations is the divisor N used for the covariance matrix in the princomp function (an EVD-based PCA implementation) and the divisor N−1 used in the prcomp function (an SVD implementation) [17].

We used the prcomp function in R to perform the PCA.

Principal Component Analysis (PCA) was applied using the prcomp function in R stats package with default parameters except that the center parameter was set to FALSE.

Principal component analysis was performed using the prcomp function.

Calculations were performed in R using the prcomp function.

Principal Component Analysis was performed on these matrices using the prcomp function.

The prcomp function in R was used to perform PCA of SNP genotypes.

This was performed in R 2.7.2 where the prcomp function was used to obtain the components.