±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 5766  |  »Ø¸´: 11
±¾Ìû²úÉú 1 ¸ö ·ÂÕæEPI £¬µã»÷ÕâÀï½øÐв鿴
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

Mr123456

Ìú³æ (³õÈëÎÄ̳)

[ÇóÖú] ¶þÎ¬Ëæ»úÐÐ×ßÔ˶¯

Ò»Á£×Ó´ÓÔ­µãËæ»úÑ¡Ôñ£¨ÉÏ£¬Ï£¬×ó£¬ÓÒ£©·½Ïò¿ªÊ¼Òƶ¯£¬¾­¹ýN²½Òƶ¯ºó£¨Ã¿²½Òƶ¯µÄ¾àÀëΪ1£©£¬Çó¾àÀëÔ­µãµÄƽ¾ù¾àÀë¡££¨N=10000£©£¨ÒªÍêÕûµÄ³ÌÐò£¬¿ÉÒÔÔÚmatlabÉÏÄ£Ä⣩
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

2361640267

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
9Â¥: Originally posted by ºú±± at 2014-12-18 14:42:26
ÎÒÒ²ÊÇ...

ÎÒÒ²ÊÇ£¬ÊDz»ÊÇ´úÂëÄÄÀï´íÁË¡£Â¥Ö÷ÄÜ·ñÔÙ¿´ÏÂ
10Â¥2016-03-21 20:41:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 12 ¸ö»Ø´ð

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Mr123456(½ð±Ò+1): ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ ºÜ²»´í£¬ºÜÇ¿´ó¡£ 2012-03-01 20:48:57
³ôË®¹µ(½ð±Ò+5, ·ÂÕæEPI+1): ר¼ÒÐÁ¿àÁË~~ 2012-03-01 20:50:01
CODE:
function randwalk
ra=0;
for i=1:10
    ra=ra+walk(i);
end
mr=ra/10%10´ÎÔËÐÐÆ½¾ùÖµ

function rr=walk(x)
clc;close all;
z=0; % ÉèÖóõʼÊýÖµ£¬ÕâÀïÀûÓÃÒ»¸ö¸´ÊýÀ´±íʾλÖÃ
rand('state',x); % ³õʼ»¯Ëæ»úÊýµÄ״̬
ph=plot(z);hold on; % »æÍ¼
T=1; % ¼ÆËãʱ¼äµÄ²ÎÊý
z1=1; % λÖõÄÖмä±äÁ¿
ti=title('time = 0','Fontsize',14,'Fontname','Times new roman'); % ÔÚͼÌ⴦ʵʱÏÔʾʱ¼ä
while T<1001; % ½øÐÐÑ­»·1000´Î½øÐмÆËã
    [dx,dy]=choose_D(0.25,0.25,0.25,0.25); % Ëæ»úÉú³ÉÒ»¸öÎ»ÒÆÁ¿
    z1=z+[dx+i*dy]; % ¸üÐÂλÖÃÊýÖµ
    plot(real([z,z1]),imag([z,z1])); % Á¬½Ótʱ¿ÌºÍt+1ʱ¿ÌÁ½µã»æÖÆÏß¶Î
    z=z1; % ¸üÐÂzµÄÊýÖµ
    set(ti,'String',['time = ',num2str(T)]); % ¸üÐÂͼÌâ´¦µÄʱ¼äÊýÖµ
    T=T+1; % ʱ¼äÖµ¸üÐÂ
    pause(0.01); % ÔÝͣһϣ¬ÏÔʾ¶¯»­Ð§¹û
end
rr=abs(z)
function [dx,dy]=choose_D(p1,p2,p3,p4);
% p1=0.2; % Ïò×óÔ˶¯µÄ¼¸ÂÊ
% p2=0.3; % ÏòÉÏÔ˶¯µÄ¼¸ÂÊ
% p3=0.1; % ÏòÓÒÔ˶¯µÄ¼¸ÂÊ
% p4=0.4; % ÏòÏÂÔ˶¯µÄ¼¸ÂÊ
r=rand; % ²úÉúÒ»¸öËæ»úÊý
if r     dx=-1; % x·½ÏòµÄËæ»úÒÆ¶¯Á¿
    dy=0; % y·½ÏòµÄËæ»úÒÆ¶¯Á¿
elseif r     dx=0; % x·½ÏòµÄËæ»úÒÆ¶¯Á¿
    dy=-1; % y·½ÏòµÄËæ»úÒÆ¶¯Á¿
elseif r     dx=1; % x·½ÏòµÄËæ»úÒÆ¶¯Á¿
    dy=0; % y·½ÏòµÄËæ»úÒÆ¶¯Á¿
else
    dx=0; % x·½ÏòµÄËæ»úÒÆ¶¯Á¿
    dy=1; % y·½ÏòµÄËæ»úÒÆ¶¯Á¿
end

The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
2Â¥2012-03-01 19:38:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÔËÐÐÈçͼËùʾ


The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
3Â¥2012-03-01 19:58:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Mr123456

Ìú³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
Â¥: Originally posted by dbb627 at 2012-03-01 19:58:18:
ÔËÐÐÈçͼËùʾ
75/2a/149791_1330603095_490.gif

p1,p2,p3,p4 Ç°ÃæµÄ%È¥µôÓÐʲôӰÏ죿
4Â¥2012-03-01 21:34:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 325Çóµ÷¼Á +5 Àî¼Îͼ¡¤S¡¤Â· 2026-03-23 5/250 2026-03-27 00:42 by wxiongid
[¿¼ÑÐ] 351Çóµ÷¼Á +4 Âó¿Ë°¢ÀÚ 2026-03-24 4/200 2026-03-27 00:32 by wxiongid
[¿¼ÑÐ] 327Çóµ÷¼Á +7 prayer13 2026-03-23 7/350 2026-03-26 20:48 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ²ÄÁÏ277Çóµ÷¼Á +5 min3 2026-03-24 5/250 2026-03-26 15:13 by zzll406
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©»¯¹¤´óѧ²ÄÁÏÓ뻯¹¤ 264·Ö¸÷¿Æ¹ýAÇø¹ú¼ÒÏß +6 ¹þ¹þ157349 2026-03-21 6/300 2026-03-26 10:39 by ×íÔÚ·çÀï
[¿¼ÑÐ] 085600 ²ÄÁÏÓ뻯¹¤ 329·ÖÇóµ÷¼Á +9 Mr. Z 2026-03-25 9/450 2026-03-26 10:36 by baoball
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤328·Öµ÷¼Á +6 ¡££¬¡££¬¡££¬¡£i 2026-03-23 6/300 2026-03-25 22:30 by 418490947
[¿¼ÑÐ] 290·Öµ÷¼ÁÇóÖú +3 ¼ªÏéÖ¹Ö¹³Â 2026-03-25 3/150 2026-03-25 19:58 by barlinike
[¿¼ÑÐ] »¯Ñ§µ÷¼Á +6 yzysaa 2026-03-21 6/300 2026-03-25 09:27 by aa331100
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á£¬Çóµ¼Ê¦ÊÕ +7 ÌìÌìºÃÔËÀ´Éϰ¶° 2026-03-24 7/350 2026-03-24 20:26 by peike
[¿¼ÑÐ] Çóµ÷¼Á +6 ÑÐÑУ¬½Óµç»° 2026-03-24 7/350 2026-03-24 17:01 by barlinike
[¿¼ÑÐ] Ò»Ö¾Ô¸»ª¶«Àí¹¤´óѧ081700£¬³õÊÔ·ÖÊý271 +5 kotoko_ik 2026-03-23 6/300 2026-03-24 10:29 by ѧÊõ°áשer
[¿¼ÑÐ] »·¾³Ñ§Ë¶288Çóµ÷¼Á +8 ƤƤƤ123456 2026-03-22 8/400 2026-03-23 23:47 by ÈÈÇéɳĮ
[¿¼ÑÐ] ÉúÎïѧһ־Ը985£¬·ÖÊý349Çóµ÷¼Á +6 zxts12 2026-03-21 9/450 2026-03-23 18:37 by macy2011
[ÂÛÎÄͶ¸å] ¼±·¢ºËÐÄÆÚ¿¯ÂÛÎÄ +3 ÏÍ´ïÎʽò 2026-03-23 5/250 2026-03-23 17:13 by ÃÃ×Ó²»ºÃÈÇ
[¿¼ÑÐ] 291Çóµ÷¼Á +5 ‹üÈA 2026-03-22 5/250 2026-03-23 09:20 by haoshis
[¿¼ÑÐ] 275Çóµ÷¼Á +6 shansx 2026-03-22 8/400 2026-03-22 15:27 by barlinike
[¿¼ÑÐ] 285Çóµ÷¼Á +6 ytter 2026-03-22 6/300 2026-03-22 12:09 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] Ò»Ö¾Ô¸ ÄϾ©º½¿Õº½Ìì´óѧ´óѧ £¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ìѧ˶ +5 @taotao 2026-03-20 5/250 2026-03-20 20:16 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á +3 eation27 2026-03-20 3/150 2026-03-20 19:32 by JourneyLucky
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û