show_variable_missing_values: show_variable_missing_values

In tidymass/massdataset: massdataset

show_variable_missing_values

Description

show missing values for each variable

Usage

show_variable_missing_values(
  object,
  color_by,
  order_by,
  percentage = FALSE,
  show_x_text = FALSE,
  show_x_ticks = FALSE,
  desc = FALSE
)

Arguments

object	(required) mass_dataset class object.
color_by	which column (in variable_info) is used to color variables
order_by	which column (in variable_info) is used to order variables
percentage	show MV percentage? TRUE or FALSE
show_x_text	show x axis text or not? TRUE or FALSE
show_x_ticks	show x ticks or not? TRUE or FALSE
desc	descend sample order or not. TRUE or FALSE.

Value

A ggplot2 object

Author(s)

Xiaotao Shen [e-mail]

Examples

data("expression_data")
data("sample_info")
data("variable_info")

object =
  create_mass_dataset(
    expression_data = expression_data,
    sample_info = sample_info,
    variable_info = variable_info,
  )

object

##show missing values plot
show_variable_missing_values(object)
show_variable_missing_values(object, color_by = "mz")
library(ggplot2)
show_variable_missing_values(object, color_by = "rt") +
  ggplot2::scale_color_gradient(low = "skyblue", high = "red")

show_variable_missing_values(object, color_by = "mz",
                             order_by = "na")
show_variable_missing_values(object, color_by = "mz",
                             order_by = "na",
                           desc = TRUE, percentage = TRUE)

tidymass/massdataset documentation built on Jan. 30, 2024, 2:55 p.m.