downsample_heatmap: Downsample Heatmap

In romic: R for High-Dimensional Omic Data

Downsample Heatmap

Description

Combine rows to speed up rendering of large heatmaps

Usage

downsample_heatmap(
  tidy_data,
  value_var,
  design,
  max_display_features = 1000,
  verbose = TRUE
)

Arguments

tidy_data	The data frame from a tidy_omic object containing ordered feature and sample primary keys defined by ordered_featureId and ordered_sampleId.
value_var	which variable in "measurements" to use for quantification.
design	a list summarizing the design of the tidy dataset
max_display_features	aggregate and downsample distinct feature to this number to speed to up heatmap rendering.
verbose	extra reporting messages

Value

tidy_data with rows collapsed if the number of distinct features is greater than max_display_features

romic documentation built on Sept. 21, 2023, 9:06 a.m.