muschellij2/atropos
Core Software Infrastructure for 'ANTsR'

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brackets: Extract or Replace Parts of antsImage Object

brackets: Extract or Replace Parts of antsImage Object
In muschellij2/atropos: Core Software Infrastructure for 'ANTsR'

Description Usage Arguments Examples

Description

Operators acting on antsImage objects to extract or replace parts.

Usage

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## S4 replacement method for signature 'antsImage,'NULL',ANY,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,logical,ANY,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,array,ANY,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,matrix,ANY,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,list,ANY,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,antsImage,ANY,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,'NULL',antsRegion,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,logical,antsRegion,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,array,antsRegion,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,matrix,antsRegion,ANY'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,'NULL','NULL',numeric'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,numeric,numeric,numeric'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,numeric,'NULL',numeric'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,'NULL',numeric,numeric'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,numeric,missing,array'
x[i, j, ...] <- value

## S4 replacement method for signature 'antsImage,missing,numeric,array'
x[i, j, ...] <- value

## S4 method for signature 'antsImage,'NULL',ANY,ANY'
x[i, j, ..., drop = TRUE]

## S4 method for signature 'antsImage,antsImage,ANY,ANY'
x[i, j, ..., drop = TRUE]

## S4 method for signature 'ANY,antsImage,ANY,ANY'
x[i, j, ..., drop = TRUE]

## S4 method for signature 'antsImage,logical,ANY,ANY'
x[i, j, ..., drop = TRUE]

## S4 method for signature 'antsImage,logical,ANY,ANY'
x[i, j, ..., drop = TRUE]

## S4 method for signature 'antsImage,ANY,ANY,ANY'
x[i, j, ..., drop = TRUE]

## S4 method for signature 'antsImage,ANY,ANY,ANY'
x[i, j, ..., drop = TRUE]

## S4 method for signature 'antsImage,'NULL','NULL',ANY'
x[i, j, k = NA, l = NA, ...,
  drop]

## S4 method for signature 'antsImage,'NULL','NULL',ANY'
x[i, j, k = NA, l = NA, ...,
  drop]

## S4 method for signature 'antsImage,numeric,numeric,ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

## S4 method for signature 'antsImage,numeric,numeric,ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

## S4 method for signature 'antsImage,numeric,'NULL',ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

## S4 method for signature 'antsImage,numeric,'NULL',ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

## S4 method for signature 'antsImage,'NULL',numeric,ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

## S4 method for signature 'antsImage,'NULL',numeric,ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

## S4 method for signature 'antsImage,missing,numeric,ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

## S4 method for signature 'antsImage,numeric,missing,ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

## S4 method for signature 'antsImage,missing,missing,ANY'
x[i, j, k = NA, l = NA,
  ..., drop]

Arguments

x

antsImage

i

logical or i-th dimension

j

not used or j-th dimension

...

not used

value

value to assign to the subset in assignment operator

drop

method for missing data

k

not used or k-th dimension

l

not used or l-th dimension

Examples

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fi <- antsImageRead(getANTsRData( "r16" ))
l = prod(dim(fi))
sub = sample(c(TRUE, FALSE), size = l, replace = TRUE)
fi[sub] = rnorm(sum(sub))
fi[,1] = array(10, dim = dim(fi[, 1]))

fi <- antsImageRead(getANTsRData( "ch2" ))
fi[2, 1, 2]
fi[2, 1, 2] = 4
fi[, 1, 2]
fi[, 1, 2] = array(10, dim = dim(fi[, 1, 2]))
fi[2, , 2]
fi[2, , 2] = array(10, dim = dim(fi[2, , 2]))
fi[2, 1, ]
# fi[2, 1, ] = array(10, dim = dim(fi[2, 1, ]))
fi[2, , ]
fi[, 1, ]
fi[, , 2]
# fi[, , 2] = array(10, dim = dim(fi[, , 2]))

l = prod(dim(fi))
sub = sample(c(TRUE, FALSE), size = l, replace = TRUE)
sub = array(sub, dim = dim(fi))
fi[sub] = rnorm(sum(sub))
fi <- antsImageRead(getANTsRData( "r16" ))
l = prod(dim(fi))
sub = sample(c(TRUE, FALSE), size = l, replace = TRUE)
sub = array(sub, dim = dim(fi))
fi[sub] = rnorm(sum(sub))
fi <- antsImageRead(getANTsRData( "r16" ))
fi[ fi > 200 ] = 200
fi <- antsImageRead(getANTsRData( "r16" ))
i = sample(seq(nrow(fi)), 5)
i = as.numeric(i)
j = i
fi[ i, j ] = 26.2
fi <- antsImageRead(getANTsRData( "r16" ))
fi[1,] = array(10, dim = dim(fi[1,]))
fi <- antsImageRead(getANTsRData( "r16" ))
fi[,1] = array(10, dim = dim(fi[,1]))
fi <- antsImageRead(getANTsRData( "r16" ))
fi[, 1]
fi[, 2:5]
fi <- antsImageRead(getANTsRData( "r16" ))
fi[ fi > 45]
fi <- antsImageRead(getANTsRData( "r16" ))
arr = c(as.array(fi) > 45)
fi[arr]
fi[ 1:10, 2:14]
fi[ 1:10*1.0, 2:14*1.0]
fi <- antsImageRead(getANTsRData( "ch2" ))
fi[, , 2]

muschellij2/atropos documentation built on May 4, 2019, 3:17 p.m.

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