tblPCALoadings {MatrixQCvis}

R Documentation

Return tibble with PCA loadings for features

Description

The function 'tblPCALoadings' returns a 'tibble' with loadings values for the features (row entries) in 'x'.

Usage

tblPCALoadings(x, params)

Arguments

x	'matrix', containing no missing values
params	'list', arguments/parameters given to the function 'stats::prcomp'

Details

The function 'tblPCALoadings' acccesses the list entry 'rotation' of the 'prcomp' object.

Value

'tbl'

Author(s)

Thomas Naake

Examples

set.seed(1)
x <- matrix(rnorm(1:10000), ncol = 100)
rownames(x) <- paste("feature", 1:nrow(x))
colnames(x) <- paste("sample", 1:ncol(x))
params <- list(method = "euclidean", ## dist
    initial_dims = 10, max_iter = 100, dims = 3, perplexity = 3, ## tSNE
    min_dist = 0.1, n_neighbors = 15, spread = 1) ## UMAP
tblPCALoadings(x, params)

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