==========
ocr4gamera
==========

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OCR system using the Gamera framework
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:Manual section: 1

Usage
-----

**ocr4gamera** -x `<traindata>` [`options`] `<imagefile>`

Options
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-v <int>, --verbosity=<int>
   Set verbosity level to `<int>`.
   Possible values are
   0 (default): silent operation;
   1:  information on progress;
   >2: segmentation info is written to PNG files with prefix ``debug_``.
-h, --help
   Display help and exit.
-d, --deskew
   Do a skew correction (recommended).
-f, --filter
   Filter out very large (images) and very small components (noise).
-a, --automatic-group
   Autogroup glyphs with classifier.
-x <file>, --xmlfile=<file>
   Read training data from `<file>`.
-o <xml>, --output=<xml>
   Write recognized text to file `<xml>` (otherwise it is written to stdout).
-c <csv>, --extra_chars_csvfile=<csv>
   Read additional class name conversions from file `<csv>`.
   `<csv>` must contain one conversion per line.
-R <rules>, --heuristic_rules=<rules>
   Apply heuristic rules `<rules>` for disambiguation of some chars.
   `<rules>` can be ``roman`` (default) or ``none`` (for no rules).
-D, --dictionary-correction
   Correct words using a dictionary (requires aspell or ispell).
-L <lang>, --dictionary-language=<lang>
   Use `<lang>` as language for aspell (when option ``-D`` is set).
-e <int>, --edit-distance=<int>
   Correct words only when edit distance not more than `<int>`.

