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1–9 of 9
lbr...@gmail.com
,
Zdenko Podobny
2
10/15/24
making pre- and OCR processing play well, closer to perfect ...
) For
preprocessing
: look at scantailor - there are several forks with different improvements that also provide cli version. IMO it should be able to replace
unpaper
. I also recommend
unread,
making pre- and OCR processing play well, closer to perfect ...
) For
preprocessing
: look at scantailor - there are several forks with different improvements that also provide cli version. IMO it should be able to replace
unpaper
. I also recommend
10/15/24
Keith M
, …
Graham Toal
14
3/21/24
advice for OCR'ing 9-pin dot matrix BASIC code
* Use
unpaper
(https://github.com/
unpaper
/
unpaper
) with default options to
pre
-process the scanned image. This really helps! > > * Convert to *.png and resize 50%. Doing
unread,
advice for OCR'ing 9-pin dot matrix BASIC code
* Use
unpaper
(https://github.com/
unpaper
/
unpaper
) with default options to
pre
-process the scanned image. This really helps! > > * Convert to *.png and resize 50%. Doing
3/21/24
Jonas Winkler
,
Quan Nguyen
2
12/20/20
Choosing background when generating output using PDF config.
do some
preprocessing
to improve accuracy (ie,
unpaper
, > black/white, increased contrast), which yields preprocessed.png. > > When using the command > > tesseract
unread,
Choosing background when generating output using PDF config.
do some
preprocessing
to improve accuracy (ie,
unpaper
, > black/white, increased contrast), which yields preprocessed.png. > > When using the command > > tesseract
12/20/20
Robert T
, …
Allistair
7
5/25/16
Pre-processing for images with uneven illumination
I ran
unpaper
>> > >> > http://
unpaper
.berlios.de/ >> > >> > >> > This made it possible to OCR 1500 pages basically without much trouble
unread,
Pre-processing for images with uneven illumination
I ran
unpaper
>> > >> > http://
unpaper
.berlios.de/ >> > >> > >> > This made it possible to OCR 1500 pages basically without much trouble
5/25/16
Bill Garrison
, …
shree
5
11/13/14
Reading Device labels to get model number
So if someone sends in labels like the attached ones, I need to grab the model number. So far results
unread,
Reading Device labels to get model number
So if someone sends in labels like the attached ones, I need to grab the model number. So far results
11/13/14
Chris Smeal
, …
Rick Leir
3
9/22/14
Best image pre-processing software
pretty smart
pre
-
processing
app before I get started. > This will be developed against a Linux OS, so right now I am looking at: > > Leptonica > ImageMagick > OpenCV >
unread,
Best image pre-processing software
pretty smart
pre
-
processing
app before I get started. > This will be developed against a Linux OS, so right now I am looking at: > > Leptonica > ImageMagick > OpenCV >
9/22/14
hou...@jolome.com
, …
Bernard Polarski
6
3/11/14
[Tesseract 3.0.3] Unexpected result from very simple image
no intial
pre
-
processing
...I seem to be the only one with the issue, so there has to be somewhere. I did get better results than the one I posted as well after
processing
the image with
unread,
[Tesseract 3.0.3] Unexpected result from very simple image
no intial
pre
-
processing
...I seem to be the only one with the issue, so there has to be somewhere. I did get better results than the one I posted as well after
processing
the image with
3/11/14
Shree Devi Kumar
,
Dmitry Katsubo
3
6/6/13
Re: Remove noise more aggressively
of image
pre
-
processing
like >>
unpaper
as suggested here ? >> Following another post I have set "textord_heavy_nr" setting to "1" with no visible
unread,
Re: Remove noise more aggressively
of image
pre
-
processing
like >>
unpaper
as suggested here ? >> Following another post I have set "textord_heavy_nr" setting to "1" with no visible
6/6/13
KAH
, …
Jimmy O'Regan
18
7/21/10
Tesseract Reading Issue
I have two files.... http://dl.dropbox.com/u/1531272/pg1-CROP.jpg and http://dl.dropbox.com/u/1531272
unread,
Tesseract Reading Issue
I have two files.... http://dl.dropbox.com/u/1531272/pg1-CROP.jpg and http://dl.dropbox.com/u/1531272
7/21/10