I'm using Tess4J (JNA wrapper around tesseract), and trying to call tess.doOCR(myFile) to OCR text from a single-page PDF. I have GhostScript installed (by using yum install ghostscript), gs -h wo...

I want to do OCR on this image. This is pre-define format. ie first five will characters, then next four will be digits and last will be character. When I execute following command $ tesseract in...

I know this question may not be a new one, but training/fine-tuning tesseract is one of the hardest part, I could never find any articles which can explain it properly. All the tutorials or docs no...

Created a java application that uses Tesseract in order to convert a given image or pdf to a string format, when running it on my machine as a unit test using junit it runs great but when running t...

I just downloaded Tess4J from http://tess4j.sourceforge.net/ and imported it in netbeans. I am follwoing this url i followed every step properly but when i am trying to execute i am getting below e...

I have this problem in my web application in Tomcat 9: Error opening data file ./tessdata/eng.traineddata Please make sure the TESSDATAPREFIX environment variable is set to the parent directory of...

I'm trying to develop simple PC application for license plate recognition (Java + OpenCV + Tess4j). Images aren't really good (in further they will be good). I want to preprocess image for tesserac...