R: Get and set feature loadings

Loadings {SeuratObject} | R Documentation

## Get and set feature loadings

### Description

Get and set feature loadings

### Usage

    Loadings(object, ...)

    Loadings(object, ...) <- value

    ## S3 method for class 'DimReduc'
    Loadings(object, projected = FALSE, ...)

    ## S3 replacement method for class 'DimReduc'
    Loadings(object, projected = TRUE, ...) <- value

    ## S3 method for class 'Seurat'
    Loadings(object, reduction = "pca", projected = FALSE, ...)

### Arguments

`object` | An object
`...` | Arguments passed to other methods
`value` | Feature loadings to add
`projected` | Pull the projected feature loadings?
`reduction` | Name of reduction to pull feature loadings for

### Value

`Loadings`: the feature loadings for `object`

`Loadings<-`: `object` with the updated loadings

### Examples

    # Get the feature loadings for a given DimReduc
    Loadings(object = pbmc_small[["pca"]])[1:5,1:5]

    # Set the feature loadings for a given DimReduc
    new.loadings <- Loadings(object = pbmc_small[["pca"]])
    new.loadings <- new.loadings + 0.01
    Loadings(object = pbmc_small[["pca"]]) <- new.loadings

    # Get the feature loadings for a specified DimReduc in a Seurat object
    Loadings(object = pbmc_small, reduction = "pca")[1:5,1:5]

[Package SeuratObject version 4.0.3 Index]