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tesseract-ocr

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1–30 of 7310

Welcome,

Before sending an email to the group:

Please read Frequently Asked Questions
Make sure you read the Tesseract documentation
Search internet sources (including this group) for a solution

If you have a problem:

Provide all steps (including input resources) for its replication.
So not send a screenshot of the terminal - send the logs or copy text from a terminal.

0 selected

Jiansen Chan, Zdenko Podobny2

Apr 28

Facing issues with unicharset when trying to automate model training

❌ Training failed: Command '['make', 'unicharset', 'lists', 'proto-

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Facing issues with unicharset when trying to automate model training

❌ Training failed: Command '['make', 'unicharset', 'lists', 'proto-

Apr 28

Jiansen Chan2

Apr 27

Trying to automate model training in tesseract OCR

It's okay, solved the issue. I didn't put enough training data into the folder hence no

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Trying to automate model training in tesseract OCR

It's okay, solved the issue. I didn't put enough training data into the folder hence no

Apr 27

Jay S, TheComplete BookOfMormon2

Apr 23

Using Tesseract 5.5.0 to recognize source code, but need a way to maintain original indentation.

I expect you will need to use the bounding boxes tesseract.exe "input.jpg" stdout -l eng --

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Using Tesseract 5.5.0 to recognize source code, but need a way to maintain original indentation.

I expect you will need to use the bounding boxes tesseract.exe "input.jpg" stdout -l eng --

Apr 23

Massimiliano Carloni, … Graham Toal3

Apr 21

Using tesseract_best (or other models?) for 18th-century English printed text

On Mon, Apr 21, 2025 at 2:02 PM RuePat07 <patil.ruc...@gmail.com> wrote: Try

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Using tesseract_best (or other models?) for 18th-century English printed text

On Mon, Apr 21, 2025 at 2:02 PM RuePat07 <patil.ruc...@gmail.com> wrote: Try

Apr 21

Foong Gah Seng, Zdenko Podobny2

Apr 21

Tesseract failed to read .lstm file and checkpoint file

Dear friends, do not try to train tesseract if you have a clue how tesseract works. You will fail,

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Tesseract failed to read .lstm file and checkpoint file

Dear friends, do not try to train tesseract if you have a clue how tesseract works. You will fail,

Apr 21

Ishak DÖLEK, TheComplete BookOfMormon2

Apr 20

Tesseract training with Custom Dataset

Yes you can. This video is very good. https://www.youtube.com/watch?v=SvhoBT-PnME&lc=

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Tesseract training with Custom Dataset

Yes you can. This video is very good. https://www.youtube.com/watch?v=SvhoBT-PnME&lc=

Apr 20

Vijayakumar. T

Apr 17

Getting error while install tesseract-ocr v5.5.0 in windows machine

hi Team, I am getting below error while install tesseract-ocr v5.5.0 in windows machine. please help

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Getting error while install tesseract-ocr v5.5.0 in windows machine

hi Team, I am getting below error while install tesseract-ocr v5.5.0 in windows machine. please help

Apr 17

TheComplete BookOfMormon

Apr 17

How can I train the 22MB eng model?

I am using the following 22MB eng.traineddata in my app and it is working very well https://github.

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How can I train the 22MB eng model?

I am using the following 22MB eng.traineddata in my app and it is working very well https://github.

Apr 17

Jiansen Chan, RuePat073

Apr 16

'No rule to make target' issue.

convert .png to .tif On Wednesday, April 16, 2025 at 5:32:32 PM UTC-4 RuePat07 wrote: you need to

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'No rule to make target' issue.

convert .png to .tif On Wednesday, April 16, 2025 at 5:32:32 PM UTC-4 RuePat07 wrote: you need to

Apr 16

Daniel Migowski3

Apr 16

5.5.0 on SW

OK, nobody cares anyway, when I use vcpkg to build it, I get v5.5. Thanks for nothing. So where do I

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5.5.0 on SW

OK, nobody cares anyway, when I use vcpkg to build it, I get v5.5. Thanks for nothing. So where do I

Apr 16

Elias Tsolis (Estatistics)

Apr 16

ocr to gt the username on the last extracted frame from tiktok video fails.

original applying filters with im6 in linux convert -resize 1480% -monochrome -sharpen 0x3 original.

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ocr to gt the username on the last extracted frame from tiktok video fails.

original applying filters with im6 in linux convert -resize 1480% -monochrome -sharpen 0x3 original.

Apr 16

RuePat07, Jamie sturgeon2

Apr 11

Adding new characters and Finetuning for a new font, how to preserve the accuracy? Merge models?

Try inferencing with a different combo and check tesseract settings. On Fri, 11 Apr 2025 at 12:47 am,

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Adding new characters and Finetuning for a new font, how to preserve the accuracy? Merge models?

Try inferencing with a different combo and check tesseract settings. On Fri, 11 Apr 2025 at 12:47 am,

Apr 11

Francesc Juliana

Apr 10

Error with 3,5GB tiff file

Hello: I use tesseract with many files and it works perfect. When I use a tiff that is 3,5GB size ,

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Error with 3,5GB tiff file

Hello: I use tesseract with many files and it works perfect. When I use a tiff that is 3,5GB size ,

Apr 10

Ajinkya Bobade, Zdenko Podobny3

Apr 9

Handling text scans and cleaning

Thank you, just saw from your link that it is posted !! I'm so glad to hear this news Ajinkya On

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Handling text scans and cleaning

Thank you, just saw from your link that it is posted !! I'm so glad to hear this news Ajinkya On

Apr 9

Kyle Foley, Tom Morris2

Apr 7

tesseract whitelist not working

That looks like it's probably a character encoding issue with how pytesseract constructs/uses its

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tesseract whitelist not working

That looks like it's probably a character encoding issue with how pytesseract constructs/uses its

Apr 7

Michael Lee, zdenop2

Apr 7

Minimum required files for Simplest Invocation to OCR an image

Tesseract installation includes 135 files. Can you be more specific? Eg how did you install tesseract

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Minimum required files for Simplest Invocation to OCR an image

Tesseract installation includes 135 files. Can you be more specific? Eg how did you install tesseract

Apr 7

Rajeswari Gopal

Apr 6

Tesseract to train for our custom image is not working as expected.

Hi Team, We are trying to create custom trained data for our own Tiff image. These are the steps

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Tesseract to train for our custom image is not working as expected.

Hi Team, We are trying to create custom trained data for our own Tiff image. These are the steps

Apr 6

Mitya, Ger Hobbelt3

Apr 5

Traineddata distorted and provides bad read, last trained sample is as usual

Haven't checked your info further, but note your remark: IMPORTANT: I use images in same color

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Traineddata distorted and provides bad read, last trained sample is as usual

Haven't checked your info further, but note your remark: IMPORTANT: I use images in same color

Apr 5

Mitya, … Fish Money6

Apr 5

Would training Tesseract with different binarization filters affect eng.traineddata?

Hi Lorenzo, thanks for reaching me out! I decided to train one source image (without any filters),

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Would training Tesseract with different binarization filters affect eng.traineddata?

Hi Lorenzo, thanks for reaching me out! I decided to train one source image (without any filters),

Apr 5

Ajg, Zdenko Podobny3

Apr 4

Any way to stop ocr after set time period?

Thanks for the tip. I'll look into this On Thursday, April 3, 2025 at 12:12:52 PM UTC-4 Ajg wrote

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Any way to stop ocr after set time period?

Thanks for the tip. I'll look into this On Thursday, April 3, 2025 at 12:12:52 PM UTC-4 Ajg wrote

Apr 4

Vrinda Gopinath

Apr 2

Normalization error

While training a Tesseract 5 OCR model for Malayalam handwritten text, we encountered Unicode

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Normalization error

While training a Tesseract 5 OCR model for Malayalam handwritten text, we encountered Unicode

Apr 2

Ilso

Mar 29

"--loglevel" doesn't output anything

Hi, I wanted to learn more about how Tesseract works and tried specifying the --loglevel option, but

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"--loglevel" doesn't output anything

Hi, I wanted to learn more about how Tesseract works and tried specifying the --loglevel option, but

Mar 29

Pei

Mar 27

Tesseract lstmtraining in windows:Load of page 0 failed! Load of images failed!

Hi I am trying to use Tesseract and add my own data to fine-tune it, but I am stuck here and cannot

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Tesseract lstmtraining in windows:Load of page 0 failed! Load of images failed!

Hi I am trying to use Tesseract and add my own data to fine-tune it, but I am stuck here and cannot

Mar 27

MadhuSudan Kaka

Mar 22

SIGSEGV Error when using libtessract4.0.0.so in Pega Application

Hi, I am trying to use tess4j in my Pega Application which is running on Linux Ubuntu and getting a

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SIGSEGV Error when using libtessract4.0.0.so in Pega Application

Hi, I am trying to use tess4j in my Pega Application which is running on Linux Ubuntu and getting a

Mar 22

Quan Nguyen, … MadhuSudan Kaka6

Mar 22

Tess4J - a Java wrapper for Tesseract OCR DLL

Hi Quan, I am trying to use tess4j in my Pega Application which is running on Linux Ubuntu and

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Tess4J - a Java wrapper for Tesseract OCR DLL

Hi Quan, I am trying to use tess4j in my Pega Application which is running on Linux Ubuntu and

Mar 22

Mitya, Zdenko Podobny2

Mar 22

Tesseract Training: Error 'Integer (fast) model' When Using Apex.lstm

Hello, I notice there may be some gaps in your understanding of Tesseract and its training

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Tesseract Training: Error 'Integer (fast) model' When Using Apex.lstm

Hello, I notice there may be some gaps in your understanding of Tesseract and its training

Mar 22

Adam Seligson, MadhuSudan Kaka2

Mar 21

Installing/bundling libtesseract.so file(s) in tesseract jar file for Java application

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Installing/bundling libtesseract.so file(s) in tesseract jar file for Java application

Mar 21

ruby goel

Mar 20

OCR for making document not only searchable but accessible too

To make documents accessible ie read by screen readers, I am facing some issue with tabular data, as

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OCR for making document not only searchable but accessible too

To make documents accessible ie read by screen readers, I am facing some issue with tabular data, as

Mar 20

Raphy Ubuntu

Mar 19

tesseract building: it finds icu 74 but says undefined reference to icu 72 files

Following the indications found here: https://tesseract-ocr.github.io/tessdoc/Compiling I'm

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tesseract building: it finds icu 74 but says undefined reference to icu 72 files

Following the indications found here: https://tesseract-ocr.github.io/tessdoc/Compiling I'm

Mar 19

Mitya

Mar 19

could not update eng_custom.traineddata properly

Description: I have some text, which is single word on tiff file , designed to train eng_custom.

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could not update eng_custom.traineddata properly

Description: I have some text, which is single word on tiff file , designed to train eng_custom.

Mar 19