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myTAI (version 2.3.4)

.compute_reduction: Compute Dimensional Reduction

Description

Compute PCA or UMAP on expression data when not available in stored reductions.

Usage

.compute_reduction(expression, method = c("PCA", "UMAP"), seed = 42)

Value

Matrix with cells as rows and dimensions as columns

Arguments

expression

Expression matrix with genes as rows and cells as columns

method

Character string: "PCA" or "UMAP"

seed

Integer seed for reproducible results (default: 42)