OldVersionDocs.md

Documentation for old versions of Tesseract

Tesseract 4

Manual pages for additional LSTM training tools

• combine_lang_model
• lstmeval
• lstmtraining
• merge_unicharsets

Training for Tesseract 4

• TrainingTesseract 4.00 - Detailed Guide by Ray Smith
  • Hardware-Software Requirements
  • Training Text Requirements
  • Fonts
  • Box Files
  • LSTMTraining Command Line
  • Error Messages From Training
  • The-Hallucination-Effect
• Links to Community Contributions for Finetune Training
• Community training tips at tesseract-ocr forum
• 4.0 Accuracy and Performance

Tesseract 3

Manual pages for legacy (and LSTM) Tesseract engine and training tools

• tesseract
• ambiguous_words
• cntraining
• combine_tessdata
• dawg2wordlist
• mftraining
• shapeclustering
• text2image
• unicharset_extractor
• wordlist2dawg
• unicharambigs

Other pages for legacy Tesseract engine

• Traineddata files for Tesseract 3.0x
• FAQ - Old version
• Technical Documentation
• API/ABI changes for Tesseract since 3.00 version
• Slides from Tutorial on Tesseract presented at DAS2014
• Source Code Documentation by Doxygen - 3.x
• Source Code Documentation by Doxygen - 3.05.02
• A list of useful control parameters and config files
• Training Tesseract - tesstrain.sh
• Training Tesseract - Make-Box-Files
• Training Tesseract - 3.03–3.05
• Training Tesseract - 3.00–3.02

Tesseract 2

• TrainingTesseract2

Old Downloads

• Tesseract 3.02 to 1.01 Downloads Archive on SourceForge
• Windows installer for 3.05.02 from UB Mannheim
• Official Windows installer for the old version 3.02