package?Netural_NetWork;

import?java.io.File;
import?java.util.Vector;
public?class?BP?{
	public?boolean?set_w（double[][][]?mw）{
		w?=?mw;
	return?true;
	}
	public?double[][][]?get_w（）{
		return?w;
	}
	public?int?get_rate（）{
		return?rate+1;
	}
	public?boolean?set_rate（int?num）{
		rate?=?num;
		return?true;
	}
	public?double[][][]?createw（）{			//當(dāng)沒有初始值的時(shí)候，就自己隨機(jī)生成
		int?ij;
		w?=?new?double[2][][];
		w[0]?=?new?double[innum+spenum][midnum];
		for（i?=?0;?i			for（j?=?0;?j				w[0][i][j]?=?（Math.random（）*4.8?-2.4）/innum;
			}
		}
		w[1]?=?new?double[midnum][outnum];
		for（i?=?0;?i			for（j?=?0;?j?				w[1][i][j]?=?（Math.random（）*4.8?-2.4）/midnum;
			}
		}
		return?w;
	}
	public?int[][]?learn（int?maxnum）{
		int?ijk;
		File?file?=?new?File（File_in_out.path）;		//文件處理
		File[]?filelist?=?file.listFiles（）;
		File_in_out?fio?=?new?File_in_out（）;			//用來讀文件
		String?name?=?null;
		int?mod?;		//計(jì)算所有的值
		Vector?re?=?new?Vector（）;
		Readr?res?=?null;
		double?temp?=?0;
		double[]?O?=?new?double[midnum];
		double[]?y?=?new?double[outnum];
		double[]?midpart?=?new?double[outnum];?
		double[]?yr?=?new?double[outnum];
		double?step?=?1;
		Boolean?flag?=?false;
		double?E?=?0;
		double?Eo?=?200000;
		double[]?xnum?=?new?double[spenum];
		mod?=?0;
		for（i?=?0;?i			name?=?filelist[i].getPath（）;
			if（!name.equals（File_in_out.basic））{
				re.add（fio.read（name））;			//添加內(nèi)容
				++mod;
			}
		}
		for（rate?=?1;?rate?<=?maxnum?&&?flag?==?false;?++rate）{
			res?=?re.get（rate?%?mod）;
			yr[res.y]?=?1.0;
			for（k?=?0;?k				xnum[k]?=?0;
			for（i?=?0;?i				for（k?=?0;?k?					xnum[i]?=?xnum[i]?+?res.x[Picture_action.inf_num*i*5?+?k];
				}
			}
			for（k?=?0;?k?				xnum[i]?=?xnum[i]?+?res.x[Picture_action.inf_num*（Picture_action.inf_num-1）?+?k];
			}
			for（k?=?0;?k				for（i?=?0;?i?					xnum[k+5]?=?xnum[k+5]?+?res.x[Picture_action.inf_num*i?+?k*5];
				}
			}
			for（i?=?0;??i				xnum[k+5]?=?xnum[k+5]?+?res.x[Picture_action.inf_num*i?+?Picture_action.inf_num-1];
			}
			for（j?=?0;?j?				temp?=?0;
				for（i?=?0;?i					temp?=?temp?+?w[0][i][j]?*?res.x[i];
				}
				for（i?=?0;i					temp?=?temp?+w[0][i+innum][j]*?xnum[i];
				O[j]?=?S（temp）;
			}
			for（j?=?0;?j?				temp?=?0;
				for（i?=?0;?i?					temp?=?temp?+?w[1][i][j]?*?O[i];
				}
				y[j]?=?S（temp）;?
			}
			double[][][]?ch_w?=?new?double[2][][];
			ch_w[0]?=?new?double[innum?+?spenum][midnum];
			ch_w[1]?=?new?double?[midnum][outnum];
			for（i?=?0;?i?				midpart[i]?=?（1-?y[i]）*y[i]*（y[i]?-?yr[i]）;
			}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-05-29?21:15??UI_try\
?????文件?????????426??2015-11-29?10:40??UI_try\.classpath
?????文件?????????382??2015-11-09?08:51??UI_try\.project
?????目錄???????????0??2016-05-29?21:15??UI_try\.settings\
?????文件?????????598??2015-11-09?08:51??UI_try\.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2016-05-29?21:15??UI_try\bin\
?????目錄???????????0??2016-05-29?21:15??UI_try\bin\Netural_NetWork\
?????文件????????9252??2016-05-02?19:57??UI_try\bin\Netural_NetWork\BP.class
?????文件????????1039??2016-05-02?19:57??UI_try\bin\Netural_NetWork\BackStage.class
?????文件????????8317??2016-05-02?19:57??UI_try\bin\Netural_NetWork\Check.class
?????文件?????????319??2016-05-02?19:57??UI_try\bin\Netural_NetWork\Edge.class
?????文件????????7267??2016-05-02?19:57??UI_try\bin\Netural_NetWork\Element.class
?????文件????????5558??2016-05-02?19:57??UI_try\bin\Netural_NetWork\File_in_out.class
?????文件????????1284??2016-05-02?19:57??UI_try\bin\Netural_NetWork\JText$UpperCaseDocument.class
?????文件?????????500??2016-05-02?19:57??UI_try\bin\Netural_NetWork\JText.class
?????文件????????1285??2016-05-02?19:57??UI_try\bin\Netural_NetWork\MyCanvas.class
?????文件????????2557??2016-05-02?19:57??UI_try\bin\Netural_NetWork\Palette.class
?????文件????????7930??2016-05-02?19:57??UI_try\bin\Netural_NetWork\Picture_action.class
?????文件?????????398??2016-05-02?19:57??UI_try\bin\Netural_NetWork\Readr.class
?????文件????????6588??2016-05-02?19:57??UI_try\bin\Netural_NetWork\Sheet.class
?????文件?????????761??2016-05-02?19:57??UI_try\bin\Netural_NetWork\StartProgram.class
?????文件????????3391??2016-05-02?19:57??UI_try\bin\Netural_NetWork\Study.class
?????文件????????1011??2016-05-02?19:57??UI_try\bin\Netural_NetWork\UI_show$1.class
?????文件????????4756??2016-05-02?19:57??UI_try\bin\Netural_NetWork\UI_show.class
?????目錄???????????0??2016-05-29?21:15??UI_try\bin\Picture\
?????文件???????41063??2015-11-12?21:33??UI_try\bin\Picture\NN1.png
?????文件???????77982??2015-11-14?16:56??UI_try\bin\Picture\sky.jpg
?????文件???????28204??2015-11-14?20:42??UI_try\bin\Picture\son.jpg
?????目錄???????????0??2016-05-29?21:15??UI_try\lib\
?????文件??????309293??2015-11-18?14:47??UI_try\lib\jcommon-1.0.16.jar
?????文件?????1425744??2015-11-18?15:11??UI_try\lib\jfreechart-1.0.13.jar
............此處省略14個(gè)文件信息