????clear?all;?close?all
	I?=?imread（‘D:\lena.bmp‘）;
	J1?=?imnoise（I‘gaussian‘00.005）;?%?加入Gaussian?噪聲
	J2?=?imnoise（I‘salt?&?pepper‘0.05）;?%?加入椒鹽噪聲
	%?對J1、J2進行平均值平滑濾波
	K1?=?imfilter（J1fspecial（‘a(chǎn)verage‘5））;
????K2?=?imfilter（J2fspecial（‘a(chǎn)verage‘5））;
	figure（1）;
	subplot（221）?imshow（J1）???title（‘高斯噪聲‘）;
	subplot（222）?imshow（J2）???title（‘椒鹽噪聲?‘）;
	subplot（223）?imshow（K1）??title（‘高斯噪聲濾波結果?‘）;
	subplot（224）?imshow（K2）;??title（‘椒鹽噪聲濾波結果?‘）;
??
????qiuPSNR（IK2）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????543??2012-04-25?13:57??bm3d\average.m

?????文件??????31822??2012-04-27?22:41??bm3d\BM3D.m

?????文件??????15872??2012-04-29?22:56??bm3d\DIP_pro1?數(shù)據(jù)采集.xls

?????文件???????1601??2012-04-25?21:06??bm3d\frequency_filter.m

?????文件????????553??2012-04-25?13:52??bm3d\medfilter.m

?????文件????????342??2012-04-24?19:31??bm3d\qiuPSNR.m

?????文件????????204??2013-06-05?20:04??bm3d\說明文檔.txt

?????目錄??????????0??2013-06-05?20:04??bm3d

-----------?---------??----------?-----??----

????????????????50937????????????????????8