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Questions tagged [tesseract-5.x]

9 questions
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Tesseract training error: Bad box coordinates in boxfile string

I have prepared the following ground truth files: ../tesstrain/data/Chechen-ground-truth |-- 1.box |-- 1.gt.txt |-- 1.png |-- 10.box |-- 10.gt.txt |-- 10.png |-- 11.box |-- 11.gt.txt |-- 11.png |-- 12.box |-- 12.gt.txt |-- 12.png The box files are…
khashashin
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Tesseract 5 on debian shows text plus gibberish on debian 11

i have installed latest peppermint os based on debian 12 but this version has tesseract 5 and it gives output together with some jibberish text. Actually the empty spaces between paragraphs and lines are filled with gibberish text. I have also…
Real Bezo
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tesseract can't parse my image with text and number

I want to get text and number in this football scoreboard image with tesseract but didn't work. I have tried these configs but not found an expected result Use grayscale image tesseract -psm mode 1 -> 13 One of the results but not relevant much:…
Thong Nguyen
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Tesseract Training - Error reading radical code table data/langdata/radical-stroke.txt

I've tried to train Tesseract OCR on specific font, based on polish language model (pol) and my own "ground truth" text - it may be important, that the one generated by me does not contain all chars from polish charset, because in my application of…
JP JP
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How to detect digits from image by using Tesseract 5?

I installed tesseract5 on WSL (Ubuntu 22.04.1LTS) and tried to detect numbers from images as follows, but Tesseract returned wrong answers. How can I get right answers? My environment: Windows 11 22H2 WSL2 Ubuntu 22.04.1LTS tesseract…
Static
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Tesseract5-OCR Train - Segmentation fault error

I am trying to train tesseract 5 on a new font. Am running tesseract on WSL Ubuntu and I followed tutorial by Gabriel Garcia and the official tesseract Compilation docs. Am trying to train tesseract on top of the eng.traineddata file from…
Algocoder
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Trying training tesseract 5.3.0, "Couldnt find a matching blob" for every zero in training data. Other characters okay

Tesseract 5.3.0.20221222 When using command tesseract.exe 1.png 1 box.train I get the output row xheight=25, but median xheight = 16 row xheight=25.5, but median xheight = 16 row xheight=25.5, but median xheight = 16 row xheight=25, but median…
Maximus
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Tesseract Command Line Stdin Multiple Buffer

Is it possible to pass an array of Buffer's thru stdin to tesseract command-line to process them at once? This works with existing files yet not with buffers.
Pure
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Tesseract adds unnecessary space in words, and interprets I as 1

I use Tesseract tesseract 5.3.0-rc1-2-gf2519 leptonica-1.82.0 libgif 5.2.1 : libjpeg 8d (libjpeg-turbo 2.1.4) : libpng 1.6.39 : libtiff 4.4.0 : zlib 1.2.11 : libwebp 1.2.4 : libopenjp2 2.5.0 and testdata_best I am trying out some OCR using…
ken4ward
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