Instead of concatenating the .tr files, you can merge all your images into a multi-page TIFF and train with that. You can use jTessBoxEditor to merge images and edit the box file.
On Monday, October 1, 2012 2:49:45 AM UTC-5, Speedy wrote: > > Hello, > > I am trying to figure out exactly what effect the font_properties file has. > > I have already performed a number of trainings with great success. > However, there are a few letter confusions that dominate the error rate and > which I would like to reduce. > > Here is the setup: There really is only one font. My training samples are > spread over ten separate single-page TIFF files from which I have created > ten separate .tr files. Some of these contain very many characters, some > only a few (typically the rare ones to make sure they are present). At > first I have created a font_properties file with ten lines each containing > the name of one .tr file (the flags were all set to zero). This gave pretty > good results. Then I remembered that all samples of the same font are > recommended to be in one .tr file. My guess was that I had needlessly let > tesseract try to distinguish ten identical fonts. So following the > recommendation I concatenated all .tr files into one and reduced the > font_properties file to just one line. This however actually gave worse > results! So how do the font_properites affect training? > > Thank in advance for any help! > > Marcus > -- You received this message because you are subscribed to the Google Groups "tesseract-ocr" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/tesseract-ocr?hl=en
