nifti-class {oro.nifti}

Class "nifti"

Description

The NIfTI class for medical imaging data.

Usage

## S4 method for signature 'nifti'
show(object)

Arguments

object

An object of class nifti.

Objects from the Class

Objects can be created by calls of the form new("nifti", data, dim, dimnames, ...) or by calling the nifti function.

Slots

.Data:

Object of class "array" contains the imaging data

sizeof_hdr:

Object of class "numeric" contains the size of the header (= 348)

data_type:

Object of class "character"

db_name:

Object of class "character"

extents:

Object of class "numeric"

session_error:

Object of class "numeric"

regular:

Object of class "character"

dim_info:

Object of class "numeric" contains MRI slice ordering

dim_:

Object of class "vector" contains the dimensions of the imaging data

intent_p1:

Object of class "numeric"

intent_p2:

Object of class "numeric"

intent_p3:

Object of class "numeric"

intent_code:

Object of class "numeric"

datatype:

Object of class "numeric"

bitpix:

Object of class "numeric" contains the number of bits per voxel (pixel)

slice_start:

Object of class "numeric"

pixdim:

Object of class "vector" contains the real-world dimensions of the imaging data

vox_offset:

Object of class "numeric" contains the voxel offset (= 352 when no extensions exist)

scl_slope:

Object of class "numeric"

scl_inter:

Object of class "numeric"

slice_end:

Object of class "numeric"

slice_code:

Object of class "numeric"

xyzt_units:

Object of class "numeric"

cal_max:

Object of class "numeric" contains the maximum display intensity

cal_min:

Object of class "numeric" contains the minimum display intensity

slice_duration:

Object of class "numeric"

toffset:

Object of class "numeric"

glmax:

Object of class "numeric"

glmin:

Object of class "numeric"

descrip:

Object of class "character"

aux_file:

Object of class "character"

qform_code:

Object of class "numeric"

sform_code:

Object of class "numeric"

quatern_b:

Object of class "numeric"

quatern_c:

Object of class "numeric"

quatern_d:

Object of class "numeric"

qoffset_x:

Object of class "numeric"

qoffset_y:

Object of class "numeric"

qoffset_z:

Object of class "numeric"

srow_x:

Object of class "vector"

srow_y:

Object of class "vector"

srow_z:

Object of class "vector"

intent_name:

Object of class "character"

magic:

Object of class "character"

extender:

Object of class "vector"

reoriented:

Object of class "logical"

Extends

Class "array", from data part.
Class "matrix", by class “array”, distance 2, with explicit test and coerce.
Class "structure", by class “array”, distance 2.
Class "vector", by class “array”, distance 3, with explicit coerce.
Class "vector", by class “array”, distance 5, with explicit test and coerce.

Methods

image

signature(x = "nifti"): displays the image(s).

orthographic

signature(x = "nifti"): displays the image(s).

overlay

signature(x = "nifti", y = "nifti"): displays the image(s).

show

signature(object = "nifti"): prints out a summary of the imaging data.

Author(s)

Brandon Whitcher [e-mail],
Andrew Thornton [e-mail]

References

NIfTI-1
http://nifti.nimh.nih.gov/

See Also

anlz, niftiExtension, niftiAuditTrail

Examples

showClass("nifti")