Tessdata fast Is it possible to use tessdata_fast in tess-two? android; android-ndk; tesseract; tess-two; Share. These are a speed/accuracy compromise as to what offered the best "value for money" in speed vs accuracy. Botje. It is also the only set of files which can be used for certain retraining scenarios for advanced users. You can give the traineddata directory location by specifying --tessdata-dir Here is a bash script I use for comparing output from various combinations as sample usage #!/bin/bash SOURCE=". As a result of smaller model, the prediction will be faster. B. ". These models only work with the LSTM OCR engine of Tesseract 4. Fast integer versions of trained LSTM models. Just point datapath to tessdata_fast directory. traineddata at main · tesseract-ocr/tessdata Trained models with fast variant of the "best" LSTM models + legacy models - tessdata/fas. TesseractOCR4. Contribute to tesseract-ocr/tessdata_fast development by creating an account on GitHub. traineddata at main · tesseract-ocr/tessdata Fast integer versions of trained LSTM models. So it is sufficient to get the eng, equ and osd models to satisfy Tesseract, but no other of the standard models will be needed. tessdata_fast – Fast integer versions of trained models. These are a speed/accuracy compromise as to what offered the tessdata_fast on GitHub provides an alternate set of integerized LSTM models which have been built with a smaller network. tessdata_best is for people willing to trade a lot of speed for slightly better accuracy. These are a speed/accuracy compromise as to what offered the Most users will want tessdata_fast and that is what will be shipped as part of Linux distributions. Now, is there any way to make the fine-tuned traineddata file faster, by sacrificing slight accuracy? Can we possibly reduce some of the layers of LSTM model? Any suggestions would be great. This repository contains fast integer versions of trained models for the Tesseract Open Source OCR Engine. The legacy tesseract models (--oem 0) have been removed for tessdata_best – Best (most accurate) trained models This repository contains the best trained models for the Tesseract Open Source OCR Engine . Add a comment | Your Answer Reminder Most users will want tessdata_fast and that is what will be shipped as part of Linux distributions. It is also possible to create models for selected checkpoints only. It is also the only set of files which can be used for certain retraining scenarios for tessdata_fast – Fast integer versions of trained models \n This repository contains fast integer versions of trained models for the Tesseract Open Source OCR Engine . " tessdata_fast/ auswählen (möglich auch tessdata_best/, jedoch sind Ergebnisse von tessdata_fast/ gleichwertig und die Texterkennung ist deutlich schneller) Version auswählen und Datei speichern Datei im Downloadordner umbenennen, da jedes mal der exakte Name angegeben werden muss um Modell zu nutzen (es empfiehlt sich z. Share. 3,298 2 2 gold badges 21 21 silver badges 18 18 bronze badges. Three types of traineddata files (tessdata, tessdata_best and tessdata_fast) for over 130 languages and over 35 scripts are available in tesseract-ocr GitHub repos. Follow answered Apr 23, 2022 at 16:49. Most of the script models This repository contains fast integer versions of trained models for the Tesseract Open Source OCR Engine. This is the default data used when OEM is set to Legacy or LSTM with Legacy fallback. Trained models with fast variant of the "best" LSTM models + legacy models - tessdata/deu. I think that in the context of OCR-D the models from tessdata* are not adequate because of their known bugs. This repository contains fast integer versions of trained models for the Tesseract Open Source OCR Engine. But its' speed is lot slower than tessdata (legacy+LSTM) or tessdata_fast. Then, the float->int conversion is done, which further reduces the size of the model and makes it even faster if your CPU supports AVX2. Namen wie Fast integer versions of trained LSTM models. When building from source on Linux, the tessdata configs will be installed in /usr/local/share/tessdata unless you used . Improve this question. 0から二種類のtessdataが追加されており、基本的にtessdata_fast版は速度を重視している。 システムに組み込む場合やRaspberry PiなどのIoTで使用する場合はこちらを使用した方がCPU消費が少ない。 The default for Linux distributions is tessdata_fast. Used by Tesseract. This will create two directories tessdata_best and tessdata_fast in OUTPUT_DIR with a best (double based) and fast (int based) model for each checkpoint. . Follow edited Dec 8, 2019 at 16:44. An integerized version of "Tessdata Best" for the LSTM engine is included, in addition to data for the Legacy data. asked Fast integer versions of trained LSTM models. First, fast is trained with a spec that produces a smaller net than best. データファイルには、この他に、tessdata_best と、tessdata_fast があります。 tessdata_best は精度が高いが低速で、 tessdata_fast は精度は低いが高速のLSTM モデル となっています(ざっと試した感じだと、日本語の場合は、 tessdata_fast が良好な結果を得ることが I am using a fine-tuned traineddata file (from tessdata_best). traineddata at main · tesseract-ocr/tessdata Trained models with fast variant of the "best" LSTM models + legacy models - tessdata/jpn. There are two sections below: 125 languages, followed by 37 scripts. those for a single language and those for a single script Information specific to tessdata_fast. 2k 4 4 gold badges 33 33 silver badges 45 45 bronze badges. js by default: Yes. user898678 user898678. Tesseract Language Trained Data This repository contains fast integer versions of trained models for the Tesseract Open Source OCR Engine. 这些文件不支持旧版引擎,因此Tesseract的oem模式“0”和“2”将无法使用它们. These models only work with the LSTM OCR engine of Tesseract 4 and 5. tessdata_fast files are the ones packaged for Debian and Ubuntu. The third set in tessdata is the only one that supports the legacy recognizer. Most users will use tessdata_fast for OCR as that is what will be shipped as part of Debian and Ubuntu distributions and will provide accurate and fast recognition. those for a single language and those for a single script supporting one or more languages. 注意:在** tessdata_best **和**tessdata_fast` **存储库中使用新模型时,仅支持新的基于LSTM的OCR引擎. /configure --prefix=/usr . 30. naeqfjojjyhbnpfwxzhzjiwyidlnausydkmcmknckacwhjwoxnveupv