Working with arrays
Here follow the commands operating on arrays:
CONGRID
Resample image to any dimensions.
DEFROI
Define graphical region-of-interest.
DIGITAL_FILTER
Calculate coefficients of a non-recursive digital filter.
DILATE
Morphologic dilation operator.
ERODE
Morphologic erosion operator.
EXPAND
Magnify an image.
EXTRAC
Return subarray of input array. Note that array operators (e.g., * and :) should
usually be used instead.
HILBERT
Construct a Hilbert transform.
HIST_EQUAL
Histogram equalize an image.
HISTOGRAM
Compute density function of array.
INTERPOL
Linear interpolation for vectors.
INTERPOLATE
Return an array of interpolates.
INVERT
Compute inverse of a square array.
KRIG2D
Interpolate points using kriging.
LABEL_REGION
Label regions (blobs) of a bi-level image.
LEEFILT
Lee filter for images.
MAX
Return the maximum element of an array.
MEDIAN
Median function and filter.
MIN
Return the minimum element of an array.
POLY_2D
Polynomial image warping.
POLYWARP
Determine coefficients for polynomial image warping.
RDPIX
Interactively read and display image pixel values.
REBIN
Resample array by integer multiples.
REFORM
Change array dimensions without changing contents.
REVERSE
Reverse vectors or arrays.
ROBERTS
Roberts edge enhancement.
ROT
Rotate array by any amount.
ROTATE
Rotate array by multiples of 90 degrees and/or transpose.
SEARCH2D
Find "objects" or regions of similar data within an image.
SEARCH3D
Find "objects" or regions of similar data within a volume.
SHIFT
Shift array elements.
SIZE
Return array size and type information.
SMOOTH
Smooth with a boxcar average.
SOBEL
Sobel edge enhancement.
SORT
Sort array contents and return vector of indices.
THIN
Obtain the "skeleton" of a bi-level image.
TOTAL
Sum array elements.
TRANSPOSE
Transpose array.
UNIQ
Return subscripts of unique array elements.
WARP_TRI
Warp an image using control points.
WHERE
Return subscripts of non-zero array elements.
XVAREDIT
Widget-based editor for arrays.