Have you tried resizing your image to be larger, try x2 larger - can sometimes help. Is this happening to all Ms or just one?
Sent from my iPhone > On 14 Jul 2016, at 03:44, Raphael Budd <[email protected]> wrote: > > So I added really strong pre processing that chops up the schedule, however > it is being weird. > > Output of the attached image is: > > 721 BENJI B 7:00 AM 3:00 PIVI DT 8.00 > > Once again, almost perfect but the M becoming IVI is just a deal breaker and > having to do post processing on that is going to be hell because there is no > promise that IVI might never appear. > > >> On Tuesday, July 12, 2016 at 2:10:27 AM UTC-4, Raphael Budd wrote: >> Hey everyone, >> >> I've got this pdf document which is a schedule. I'm trying to extract the >> text from it via tesseract but I'm not having that good results. >> >> I've tried a lot of different things, in my inexperienced opinion the image >> seems very high quality as I can zoom in a lot without seeing pixels. I've >> also tried to convert the pdf->tiff and add grayscale filter (all via java). >> >> I've attached both the end result and the original pdf here along with a >> sample of the output, any help making the output better would be >> appreciated. >> >> The tiff file is too big for the attachement; see this link: >> http://wltd.org/Daily%20schedule-14.tiff >> >> ---Begin text--- >> 008 KIERA MCG 3:00 PM 11:00 PM TRWN 8.00 — >> 718 KYLE s 11:00 PM 7:00 AM MT 8.00 < — >> 686 JOSEPH e 11:00 PM 5:00 AM MT 6.00 — > >> 718 KYLE s 11:00 PM 7:00 AM MT 8.00 — > >> 656 CHANDLER A 1:00 PM 4:00 PM MB 3.00 — >> 720 TYLER D 11:00 PM 7:00 AM T|_ F 8.00 < — >> 720 TYLER D 11:00 PM 7:00 AM T|_ F 8.00 — > >> 052 SH ELLY L 5:30 AM 2:00 PM FLRIFFIMGR F 8.50 _:I >> Riley M 372 8:00 AM 4:00 PM FLR F 8.00 — >> ‘ Raphael B602 4:00 PM 12:00 AM FLRIMGR F 8.00 ‘ —:| I >> ‘ Kevin G 652 11:00 AM 7:00 PM g$Y$IWNIMNY$I F 8.00 ‘ I:-:| I >> Joseph C 191 8:00 AM 4:00 PM ADMIBKIMB F 8.00 -:— >> 2014 ROXANA T 11:00 AM 7:00 PM ADM F 8.00 _ >> >> --END TEXT--- >> >> As you can see tesseract becomes quite creative with its attempt at parsing >> this, earlier in the document it even parsed the letter "N" as "|\|", >> creative but useless for parsing! > > -- > 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 [email protected]. > To post to this group, send email to [email protected]. > 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/32721b73-7333-468c-8232-d6f5f68487a1%40googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > <Daily schedule-11348.tiff> -- 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 [email protected]. To post to this group, send email to [email protected]. 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/FD1CCBA4-F858-43E7-84CB-E0A880F6D647%40gmail.com. For more options, visit https://groups.google.com/d/optout.
