MS Metabolomics Data Processing Utilities

faahko_poplin	FAAH knockout LC/MS data poplin
impute_knn	K-nearest neighbor (KNN) imputation
impute_pca	Principal component analysis (PCA) imputation
impute_randomforest	Random forest imputation
impute_univariate	Univariate imputation
normalize_cyclicloess	Cyclic LOESS normalization
normalize_mad	Median absolute deviation (MAD) normalization
normalize_mean	Mean normalization
normalize_median	Median normalization
normalize_pqn	Probabilistic quotient normalization (PQN)
normalize_scale	Feature-based scaling
normalize_sum	Sum normalization
normalize_vsn	Variance stabilizing normalization (VSN)
poplin_biplot	Biplot of dimension-reduced data
poplin_boxplot	Box plot
poplin-class	The poplin class
poplin-combine-slash-subset	Combining or subsetting poplin objects
poplin_corplot	Correlation plot
poplin_data	Poplin data methods
poplin_impute	Imputation methods
poplin-internals	Internal poplin fields
poplin.matrix	The poplin.matrix class
poplin_naplot	Missing value plot
poplin_normalize	Normalization methods
poplin_raw	Raw data methods
poplin_reduce	Dimension reduction methods
poplin_reduced	Dimension-reduced data methods
poplin_scoreplot	Score plot of dimension-reduced data
reduce_pca	Principal component analysis (PCA)
reduce_plsda	Partial least squares-discriminant analysis (PLS-DA)
reduce_tsne	t-distributed stochastic neighbor embedding (t-SNE)