table.n {bioimagetools}

R Documentation

Cross Tabulation and Table Creation (including empty classes)

Description

Cross Tabulation and Table Creation (including empty classes)

Usage

table.n(
  x,
  m = max(x, na.rm = TRUE),
  percentage = FALSE,
  weight = NULL,
  parallel = FALSE
)

Arguments

x	R object with classes
m	maximum number of classes
percentage	boolean. If TRUE result is in percentages.
weight	weight for each voxel
parallel	Logical. Can we use parallel computing?

Value

vector with (weighted) counts (including empty classes)

Author(s)

Volker Schmid 2013-2016

Examples

x <- c(1,1,2,2,4,4,4)
table.n(x)
# [1] 2 2 0 3
table.n(x, m=5)
# [1] 2 2 0 3 0
table.n(x, weight=c(1,1,1,2,.5,.5,.5))
# [1] 2.0 3.0 0.0 1.5

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