| ²é¿´: 1002 | »Ø¸´: 5 | ||||
minglang121гæ (СÓÐÃûÆø)
|
[ÇóÖú]
MATLAB³ÌÐòµ÷ÓÃÖгö´í£¬Çóס ÒÑÓÐ1È˲ÎÓë
|
|
%Ö÷³ÌÐò£º echo on a_db =[ -20:0.2:20]; a = 10.^(a_db/10); for i = 1:length(a_db) f(i)=quad('il3_8fun',a(i) - 5,a(i) + 5,[],le-3,[],a(i)); g(i)=quad('il3_8fun',-a(i)-5, -a(i)+5 ,[],le-3,[],a(i)); c(i)=0.5*f(i)+0.5*g(i); end semilogx(a,c£© ----------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------- %×Ó³ÌÐò function f = il3_8fun (x,p) f = 1/sqrt(2*pi)*exp(-(x-p).^2/2).*log2(2./(1+exp(-2*x*.p))); end --------------------------------------------------------------------------------------------------- ÔËÐнá¹û£º ´íÎóʹÓà <= ÊäÈë²ÎÊýµÄÊýÄ¿²»×ã¡£ ³ö´í Untitled3 (line 7) f(i)=quad('il3_8fun',a(i) - 5,a(i) + 5,[],le-3,[],a(i)); ¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª -------------------------------------------------------------------------------------------------------- ÇóÖú´óÉñ£ºÔõô¸ÄÄØ£¿ ÖªµÀÉÙÒ»¸ö²ÎÊý£¬µ«²ÎÊý¼ÓÔÚÄĸöµØ·½ÄØ£¿ Çó½â´ð£¬Ð»Ð»ÁË |
» ²ÂÄãϲ»¶
Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
277²ÄÁÏ¿ÆÑ§Ó빤³Ì080500Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
ѧУÒѾÌá½»µ½NSFC£¬»¹ÄÜÐÞ¸ÄÂð£¿
ÒѾÓÐ9È˻ظ´
286·ÖÈ˹¤ÖÇÄÜרҵÇëÇóµ÷¼ÁÔ¸Òâ¿ç¿¼£¡
ÒѾÓÐ7È˻ظ´
286Çóµ÷¼Á
ÒѾÓÐ6È˻ظ´
280Çóµ÷¼Á
ÒѾÓÐ10È˻ظ´
²ÄÁÏѧ˶301·ÖÇóµ÷¼Á
ÒѾÓÐ4È˻ظ´
278Çóµ÷¼Á
ÒѾÓÐ8È˻ظ´
ÇóÖú
ÒѾÓÐ5È˻ظ´
1014511134
ר¼Ò¹ËÎÊ (ÕýʽдÊÖ)
-

ר¼Ò¾Ñé: +82 - Ó¦Öú: 102 (¸ßÖÐÉú)
- ½ð±Ò: 5098.7
- É¢½ð: 20
- ºì»¨: 16
- Ìû×Ó: 424
- ÔÚÏß: 182.4Сʱ
- ³æºÅ: 3220970
- ×¢²á: 2014-05-20
- ÐÔ±ð: GG
- רҵ: Ó¦ÓõØÇòÎïÀíѧ
- ¹ÜϽ: ³ÌÐòÓïÑÔ
¡¾´ð°¸¡¿Ó¦Öú»ØÌû
¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
minglang121: ½ð±Ò+2, ¡ïÓаïÖú 2016-04-08 21:55:07
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
minglang121: ½ð±Ò+2, ¡ïÓаïÖú 2016-04-08 21:55:07
| il3_8fun (x,p)ÄãÕâÀï±ßÓÐÁ½¸ö²ÎÊýµÄ£¬ÄãµÄpÊÇʲôֵ£¬ÄãµÃ¸ø³öÀ´ |
2Â¥2016-04-04 12:49:06
minglang121
гæ (СÓÐÃûÆø)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 237.7
- É¢½ð: 30
- ºì»¨: 4
- Ìû×Ó: 160
- ÔÚÏß: 20.4Сʱ
- ³æºÅ: 3872241
- ×¢²á: 2015-05-15
- רҵ: ÐźÅÀíÂÛÓëÐźŴ¦Àí
3Â¥2016-04-04 23:04:55
minglang121
гæ (СÓÐÃûÆø)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 237.7
- É¢½ð: 30
- ºì»¨: 4
- Ìû×Ó: 160
- ÔÚÏß: 20.4Сʱ
- ³æºÅ: 3872241
- ×¢²á: 2015-05-15
- רҵ: ÐźÅÀíÂÛÓëÐźŴ¦Àí
4Â¥2016-04-04 23:05:33
1014511134
ר¼Ò¹ËÎÊ (ÕýʽдÊÖ)
-

ר¼Ò¾Ñé: +82 - Ó¦Öú: 102 (¸ßÖÐÉú)
- ½ð±Ò: 5098.7
- É¢½ð: 20
- ºì»¨: 16
- Ìû×Ó: 424
- ÔÚÏß: 182.4Сʱ
- ³æºÅ: 3220970
- ×¢²á: 2014-05-20
- ÐÔ±ð: GG
- רҵ: Ó¦ÓõØÇòÎïÀíѧ
- ¹ÜϽ: ³ÌÐòÓïÑÔ
5Â¥2016-04-05 11:49:33
minglang121
гæ (СÓÐÃûÆø)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 237.7
- É¢½ð: 30
- ºì»¨: 4
- Ìû×Ó: 160
- ÔÚÏß: 20.4Сʱ
- ³æºÅ: 3872241
- ×¢²á: 2015-05-15
- רҵ: ÐźÅÀíÂÛÓëÐźŴ¦Àí
6Â¥2016-04-08 22:00:02













»Ø¸´´ËÂ¥