ocrad-new

所属分类:模式识别(视觉/语音等)
开发工具:Visual C++
文件大小:135KB
下载次数:31
上传日期:2011-08-24 10:49:20
上 传 者Cjf_Daniel
说明:  光学字符识别C++源代码,识别率98 以上
(Optical Character Recognition C++ source code, more than 98 recognition rate)

文件列表:
ocrad-0.21\arg_parser.cpp (6415, 2011-05-13)
ocrad-0.21\arg_parser.h (4039, 2010-01-05)
ocrad-0.21\AUTHORS (111, 2004-12-28)
ocrad-0.21\bitmap.cpp (13330, 2011-07-11)
ocrad-0.21\bitmap.h (2822, 2011-01-09)
ocrad-0.21\blob.cpp (7211, 2011-07-11)
ocrad-0.21\blob.h (1874, 2011-01-09)
ocrad-0.21\ChangeLog (6715, 2011-01-10)
ocrad-0.21\character.cpp (10864, 2011-07-11)
ocrad-0.21\character.h (3443, 2011-01-09)
ocrad-0.21\character_r11.cpp (14982, 2011-07-11)
ocrad-0.21\character_r12.cpp (9641, 2011-07-11)
ocrad-0.21\character_r13.cpp (2393, 2011-07-11)
ocrad-0.21\common.cpp (5252, 2011-05-13)
ocrad-0.21\common.h (2611, 2011-01-09)
ocrad-0.21\configure (6103, 2011-01-10)
ocrad-0.21\COPYING (35068, 2007-06-29)
ocrad-0.21\doc\ocrad.1 (2217, 2011-01-10)
ocrad-0.21\doc\ocrad.info (20938, 2011-01-10)
ocrad-0.21\doc\ocrad.texinfo (20181, 2011-01-10)
ocrad-0.21\feats.cpp (9084, 2011-06-17)
ocrad-0.21\feats.h (2236, 2011-01-09)
ocrad-0.21\feats_test0.cpp (30803, 2011-05-13)
ocrad-0.21\feats_test1.cpp (8584, 2011-05-13)
ocrad-0.21\INSTALL (1610, 2011-01-09)
ocrad-0.21\main.cpp (14085, 2011-05-13)
ocrad-0.21\Makefile.in (5239, 2010-12-01)
ocrad-0.21\mask.cpp (4863, 2011-05-13)
ocrad-0.21\mask.h (2527, 2011-01-09)
ocrad-0.21\NEWS (213, 2011-01-10)
ocrad-0.21\ocrad.png (219, 2006-01-18)
ocrad-0.21\ocradlib.cpp (8797, 2011-05-13)
ocrad-0.21\ocradlib.h (4090, 2011-01-09)
ocrad-0.21\ocrcheck.cpp (3045, 2011-05-13)
ocrad-0.21\page_image.cpp (17751, 2011-07-11)
ocrad-0.21\page_image.h (3211, 2011-01-09)
ocrad-0.21\page_image_io.cpp (10237, 2011-05-13)
ocrad-0.21\profile.cpp (18177, 2011-07-11)
ocrad-0.21\profile.h (2175, 2011-01-09)
ocrad-0.21\rational.cpp (5852, 2011-05-13)
... ...

GNU Ocrad is an OCR (Optical Character Recognition) program based on a feature extraction method. It reads images in pbm (bitmap), pgm (greyscale) or ppm (color) formats and produces text in byte (8-bit) or UTF-8 formats. The pbm, pgm and ppm formats are collectively known as pnm. Ocrad includes a layout analyser able to separate the columns or blocks of text normally found on printed pages. See the file INSTALL for compilation and installation instructions. Try "ocrad --help" for usage instructions. Caveats. For better results the characters should be at least 20 pixels high. Merged characters are always a problem. Try to avoid them. Very bold or very light (broken) characters are also a problem. Always see with your own eyes the pnm file before blaming ocrad for the results. Remember the saying, "garbage in, garbage out". Ideas, comments, patches, donations (hardware, money, etc), etc, are welcome. --------------------------- Debug levels ( option -D ) 100 - Show raw block list. 99 - Show recursive block list. *** - Show main block list. 96..97 - reserved. 95 - Show all blocks from every character before recognition. 94 - Show main black blocks from every character before recognition. 90..93 - reserved. 89 - Show all blocks from every character. 88 - Show main black blocks from every character. 87 - Show guess list for every character. 86 - Show best guess for every character. 80..85 - reserved. 78..79 - reserved. 7X - X = 0 Show page as bitmap. X = 1 Show page as bitmap with marked zones. X = 2 Show page as bitmap with marked lines. X = 4 Show page as bitmap with marked characters. Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Antonio Diaz Diaz. This file is free documentation: you have unlimited permission to copy, distribute and modify it. The file Makefile.in is a data file used by configure to produce the Makefile. It has the same copyright owner and permissions that configure itself.

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