中文说明：使用ANN的字符正则化；
English Description：
Character Regconition using ANN Copyright (c) 2008, Suresh Kumar Gadi All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright