Slideshow transcript
Slide 1:Recognizing 1017 “Letters” Thomas M. Breuel DFKI & U. Kaiserslautern 1
Slide 2:We're building an OCR system. 2
Slide 3:OCR 2 Browser and Design Testing There are multiple implementations of HTML rendering engines; some common ones are Microsoft's Internet Explorer, Mozilla's Gecko, Apple's Safari, Opera's browser, and KDE's KHTML. Each of these render web pages differently due to bugs and incomplete specifi cations of web standards. Common defects are missing text, text that is unintentionally rendered overlapping, text that unintentionally overlaps graphical elements, bad font sub stitutions, bad spacing, and unreadable choices of foreground and background colors. Our approach to this problem is to render the HTML into an imagebased representa tion and then subject



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