You called IMWARP such that the number of rows or columns in the output image is less than 3. For gpuArray input image,

[omidrostaei]

You called IMWARP such that the number of rows or columns in the output image is less than 3. For gpuArray input image, IMWARP requires the number of rows and columns in the output image to be greater than or equal to 3. Consider changing the size of the input image or specifying a spatial referencing object for the 'OutputView' parameter to change the output image size.

imwarp