Widely known as seam carving , these algorithms require each pixel in an image to be assigned a numerical ' energy ' to describe their dissimilarity against orthogonal adjacent pixels .
Partial derivatives are key to target - aware image resizing algorithms .
Widely known as seam carving , these algorithms require each pixel in an image to be assigned a numerical ' energy ' to describe derivatives ' dissimilarity against orthogonal adjacent pixels .
Partial derivatives are key to target - aware image resizing algorithms .