7.In order to overcome the weakness of conventional segmentation algorithm in OCR, this paper presents a new segmentation method for gray documentimage.
8.Detecting reading order for non Manhattan layout which has anomalous shape and complicated space relationship is a key problem in research of documentimage understanding (DIU) and text typesetting.
10.If it connects, the sending machine scans the document and transmits the image over the public switched telephone network (PSTN) to the receiving machine.