Take a look at http://stackoverflow.com/questions/17672705/text-detection-on-seven-segment-display-via-tesseract-ocr
https://github.com/arturaugusto/display_ocr ShreeDevi ____________________________________________________________ भजन - कीर्तन - आरती @ http://bhajans.ramparivar.com On Wed, Feb 8, 2017 at 12:20 AM, <rob...@inkrh.com> wrote: > Hello, > > I am running into real difficulty getting Tesseract to work with a faux > segmented display. > > At the moment I am processing a video frame by frame, removing the > background and replacing the character's color to leave images like the > attached. > > I have spent a long time training both using a set of the actual images > produced by the above, as well as using tifs of LCD fonts that match, > setting the expected format, whitelisting the characters expected and still > am seeing no improvement in the recognition success - at best it is around > 30% success, at worst 0%. > > I have also tried using SSOCR (https://www.unix-ag.uni-kl. > de/~auerswal/ssocr/) without any success (0 digits recognized from the > above), and exploring all the different settings of tesseract and SSOCR. > > Is there any advice for getting these characters recognized consistently? > My target is to have the characters recognized with at least a 75% success > rate. > > -- > You received this message because you are subscribed to the Google Groups > "tesseract-ocr" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to tesseract-ocr+unsubscr...@googlegroups.com. > To post to this group, send email to tesseract-ocr@googlegroups.com. > Visit this group at https://groups.google.com/group/tesseract-ocr. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/tesseract-ocr/73f12a10-45d4-4879-9d62-456dd5dd3abf% > 40googlegroups.com > <https://groups.google.com/d/msgid/tesseract-ocr/73f12a10-45d4-4879-9d62-456dd5dd3abf%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "tesseract-ocr" group. To unsubscribe from this group and stop receiving emails from it, send an email to tesseract-ocr+unsubscr...@googlegroups.com. To post to this group, send email to tesseract-ocr@googlegroups.com. Visit this group at https://groups.google.com/group/tesseract-ocr. To view this discussion on the web visit https://groups.google.com/d/msgid/tesseract-ocr/CAG2NduVjDfjxqTsJcOuKhZ%2BM-tsgfp%3DmGdsF%3D5w9D5_NnHQq7g%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
