Patent ID: 8744213
Filing Date: 2014-06-03
Classification: G02B,H04N

Abstract:
1. A method for reconstituting an image comprising dividing an image into a number of overlapping tiles captured in consecutive snapshots; reconstituting the image with a magnification without substantial loss of accuracy; and displaying or storing a reconstituted image; wherein the method comprises calculating stitch points between two consecutive snapshots acquired by the scanner for stitching adjacent tiles, wherein the stitching involves an input comprising a set of two images and wherein an output comprising stitch points for stitching the two images and further comprises: i. converting input image to a gray scale image; ii. in the overlapped region of first image, finding scan boxes with good contrast; iii. sorting scan boxes with descending order of contrast so as to start a search for the stitch point with scan box of highest gradient; iv. selecting a scan box with good contrast in first image and start search for a matching scan box in the second image; v. for all the good contrast scan boxes in the first image, repeat following steps, till a stitch point is determined: