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Spatial Referencing

Associate spatial information with an image, use this information in image processing operations

There are several ways to refer to locations in an image. Spatial referencing enables you to specify location information in relation to a world coordinate system. For more information, read Expressing Image Locations. The functions list all accept or return spatial referencing information.


imwarp Apply geometric transformation to image
imregister Intensity-based image registration
imregtform Estimate geometric transformation that aligns two 2-D or 3-D images
imshow Display image
imshowpair Compare differences between images
imfuse Composite of two images


imref2d Reference 2-D image to world coordinates
imref3d Reference 3-D image to world coordinates

Examples and How To

Register Two Images Using Spatial Referencing to Enhance Display

This example shows how to use spatial referencing objects to understand the spatial relationship between two images in image registration and display them effectively.


Expressing Image Locations

Ways of expressing locations in images

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