| Image Processing Toolbox |
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Region-Based, Neighborhood, and Block Processing
Region-Based Processing
roicolor
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Select region of interest, based on color
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roifill
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Smoothly interpolate within arbitrary region
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roifilt2
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Filter a region of interest
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roipoly
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Select polygonal region of interest
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Neighborhood and Block Processing
bestblk
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Choose block size for block processing
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blkproc
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Implement distinct block processing for image
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col2im
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Rearrange matrix columns into blocks
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colfilt
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Perform neighborhood operations using columnwise functions
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im2col
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Rearrange image blocks into columns
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nlfilter
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Perform general sliding-neighborhood operations
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| | Morphological Operations | | Colormap and Color Space Functions | |