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tc1788

Ìú³æ (СÓÐÃûÆø)

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[ Last edited by tc1788 on 2009-11-12 at 20:47 ]
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string121

½ð³æ (СÓÐÃûÆø)

¡ï
tc1788(½ð±Ò+1,VIP+0):ÄúÄÜ˵µÄÏêϸЩÂð ÕâЩÊý¾ÝÔÚexcell±íÀï ÎÒÊDz»ÊÇÒª°ÑËü±ä³ÉͼÏñ »¹ÊÇ¿´Êý¾Ý¾ÍÄãÄÜ×ö ÎÒÏëÒªÊýÊý¸öÊýÔõô¼ÆÊý 11-11 14:01
ÕÒͬһ±ê¼ÇÏàÁÚÇé¿ö:
¾ÍÊǼ¸ºÎÐÔÖÊÖеÄÁ¬Í¨·ÖÁ¿. ÓÃmatlab¼¸¸öfindÓëbwlabeln¾Í¿ÉÒÔʵÏÖ.
²»Í¬±ê¼ÇµÄÏàÁÚ¿ÉÒÔͨ¹ý´¦Àíת»¯ÎªÇ°Ò»ÖÖÇé¿ö.
2Â¥2009-11-11 13:28:21
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tc1788

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
Originally posted by string121 at 2009-11-11 13:28:
ÕÒͬһ±ê¼ÇÏàÁÚÇé¿ö:
¾ÍÊǼ¸ºÎÐÔÖÊÖеÄÁ¬Í¨·ÖÁ¿. ÓÃmatlab¼¸¸öfindÓëbwlabeln¾Í¿ÉÒÔʵÏÖ.
²»Í¬±ê¼ÇµÄÏàÁÚ¿ÉÒÔͨ¹ý´¦Àíת»¯ÎªÇ°Ò»ÖÖÇé¿ö.

ÄúÄÜ˵µÄÏêϸЩÂð ÕâЩÊý¾ÝÔÚexcell±íÀï ÎÒÊDz»ÊÇÒª°ÑËü±ä³ÉͼÏñ »¹ÊÇ¿´Êý¾Ý¾ÍÄãÄÜ×ö ÎÒÏëÒªÊýÊý¸öÊýÔõô¼ÆÊý
3Â¥2009-11-11 13:38:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

string121

½ð³æ (СÓÐÃûÆø)

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
tc1788(½ð±Ò+2,VIP+0):ÏÈллÄãÁË ÎÒÈ¥ÊÔÊÔ 11-12 10:03
tc1788(½ð±Ò+1,VIP+0):лл£¬ÎÒÊÔ¹ýÁË ¿ÉÄÜÎÒµÄÎÊÌâûÓÐÃèÊöÃ÷°× ÎÒÏëÖØÐÂÃèÊöһϠÄú¿´¿´ÄúµÄ³ÌÐòÊDz»ÊÇ¿ÉÒÔÕë¶ÔËüʹÓà 11-12 19:57
bslt(½ð±Ò+3,VIP+0):¸ÐлÈÈÐĻظ´£¬»¶Ó­³£À´£¡ 11-14 10:12
ͼÏñÖ»ÊÇÊý¾ÝµÄÒ»ÖÖ±íÏÖÐÎʽ,ÓÐÊý¾Ý¾ÍÐÐ.
e.g. Matlab´¦Àí:
1. Óú¯Êýxlsread½«excel±í¸ñÖеÄÊý¾Ý¶Á½ømatlab,¹¹³ÉÒ»¸ö3D¾ØÕóS. SµÄÈý¸öά·Ö±ð´ú±íx,y,z. SµÄÔªËØÊÇ1,2,3Ö®ÀàµÄ. Èç¹ûÄãµÄÊý¾Ýx,y,z²»ÊÇÕýÕûÊýµÃ×öµã×ø±êת»¯.
2. ±ÈÓ÷¼ì²â3µÄÁ¬Í¨ÐÔ.
ind=find(S==3);
BW=repmat(false,size(S));
BW(ind)=true;
[L,num]=bwlabeln(BW,26);%°´ÄãµÄÒªÇóÓ¦¸ÃÊÇ26lÁ¬Í¨. num:Á¬Í¨·ÖÁ¿¸öÊý.
for j=1:num
L_num(j)=length(find(L==j));
end

ÉÏÊö½á¹ûnum±íʾÁ¬ÔÚÒ»ÆðµÄ3ÓÐnum×é. µÚj×éÓÐL_num(j)¸ö3.
ÎÒûÓоßÌåÊý¾Ý,²»ÖªµÀ¶Ô²»¶Ô. ÊÔÊÔ¾ÍÖªµÀÁË.
4Â¥2009-11-11 17:27:07
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string121

½ð³æ (СÓÐÃûÆø)

Äã¸øµÄÊý¾ÝÆäʵÊÇ1DµÄ. Ç°Ãæ²»ÊǸøÄã´úÂëÁËÂð?
Matlab code,e.g:
clc;clear;
row=9;col=9;dep=9;%άÊý
x=1:row; %x×ø±êÖµ,ÕýÕûÊý£¬²»ÊǵĻ°×ª»¯(Æ½ÒÆ£¬ÉìËõ)һϡ£
y=1:col; %y×ø±êÖµ
z=1:dep; %z×ø±êÖµ
Sample=reshape(round(1+2*rand(row*col*dep,1)),[row,col,dep]);%²úÉú
%1-3Ö®¼äµÄËæ»úÕûÊý¡£
S(x,y,z)=Sample(x,y,z);%Éú³ÉS.
for i=min(S():max(S()
BW=S==i;   %Éú³É¶þֵͼ¡£
[L,num]=bwlabeln(BW,26);%¼ì²âÁ¬Í¨·ÖÁ¿¡£°´ÄãµÄÒªÇóÓ¦¸ÃÊÇ26Á¬Í¨.
%num:Á¬Í¨·ÖÁ¿¸öÊý.
for j=1:num
L_num(j)=length(find(L==j)); %¼ÆËã¸öÊý¡£
end
%ÊäÈëÏÔʾ
fprintf(['ֵΪ ' num2str(i) ' µÄÁ¬Í¨ÇøÓò¹²ÓÐ%d¸ö,·Ö²¼¸öÊýΪ\n'],num);
for k=1:num
    fprintf(['Á¬Í¨·ÖÁ¿' num2str(k) ': %d¸ö\n'],L_num(k));
end
fprintf('\n');
end


½«depÉèΪ1,¿´¿´2DÏÂÊDz»ÊÇÄãÒªµÄ.
5Â¥2009-11-14 11:30:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

string121

½ð³æ (СÓÐÃûÆø)

6Â¥2009-11-14 11:32:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tc1788

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
Originally posted by string121 at 2009-11-14 11:30:
Äã¸øµÄÊý¾ÝÆäʵÊÇ1DµÄ. Ç°Ãæ²»ÊǸøÄã´úÂëÁËÂð?
Matlab code,e.g:
clc;clear;
row=9;col=9;dep=9;%άÊý
x=1:row; %x×ø±êÖµ,ÕýÕûÊý£¬²»ÊǵĻ°×ª»¯(Æ½ÒÆ£¬ÉìËõ)һϡ£
y=1:col; %y×ø±êÖµ
z=1:dep; %z×ø±êÖµ
S ...

ÄúºÃ ÎÒÊÔÁËÒ»ÏÂÓеãÎÊÌâ Äú¸ø¿´¿´
S=[0        0        0        1
1        0        0        1
2        0        0        0
0        1        0        1
1        1        0        0
2        1        0        1
0        2        0        0
1        2        0        1
2        2        0        1
];
clc;clear;
row=9;col=9;dep=9;%άÊý
x=1:row; %x×ø±êÖµ,ÕýÕûÊý£¬²»ÊǵĻ°×ª»¯(Æ½ÒÆ£¬ÉìËõ)һϡ£
y=1:col; %y×ø±êÖµ
z=1:dep; %z×ø±êÖµ
Sample=reshape(round(1+2*rand(row*col*dep,1)),[row,col,dep]);%²úÉú
%1-3Ö®¼äµÄËæ»úÕûÊý¡£
S(x,y,z)=Sample(x,y,z);%Éú³ÉS.
for i=min(S():max(S()
BW=S==i;   %Éú³É¶þֵͼ¡£
[L,num]=bwlabeln(BW,26);%¼ì²âÁ¬Í¨·ÖÁ¿¡£°´ÄãµÄÒªÇóÓ¦¸ÃÊÇ26Á¬Í¨.
%num:Á¬Í¨·ÖÁ¿¸öÊý.
for j=1:num
L_num(j)=length(find(L==j)); %¼ÆËã¸öÊý¡£
end
%ÊäÈëÏÔʾ
fprintf(['ֵΪ ' num2str(i) ' µÄÁ¬Í¨ÇøÓò¹²ÓÐ%d¸ö,·Ö²¼¸öÊýΪ\n'],num);
for k=1:num
    fprintf(['Á¬Í¨·ÖÁ¿' num2str(k) ': %d¸ö\n'],L_num(k));
end
fprintf('\n');
end>>
??? for i=min(S():max(S()
                  |
Error: Unbalanced or unexpected parenthesis or bracket.
ÎÒÊdz¬¼¶²ËÄñÁË Ð»Ð»Äú¸øÓèÖ¸µã°¡

[ Last edited by tc1788 on 2009-11-17 at 14:05 ]
7Â¥2009-11-17 13:54:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

string121

½ð³æ (СÓÐÃûÆø)

¾ÍЦÁ³µÄµØ·½ÊÇðºÅÀ¨ºÅ: ).
ÏÂÃæµÄ¿ÉÒÔÖ±½ÓÕ³Ìùµ½ÃüÁî´°¿ÚÁË.
clc;clear;
row=9;col=9;dep=1;%άÊý
x=1:row; %x×ø±êÖµ,ÕýÕûÊý£¬²»ÊǵĻ°×ª»¯(Æ½ÒÆ£¬ÉìËõ)һϡ£
y=1:col; %y×ø±êÖµ
z=1:dep; %z×ø±êÖµ
Sample=reshape(round(1+2*rand(row*col*dep,1)),[row,col,dep]);%²úÉú
%1-3Ö®¼äµÄËæ»úÕûÊý¡£
S(x,y,z)=Sample(x,y,z)%Éú³ÉS.
for i=min(min(min(S))):max(max(max(S)))
BW=S==i;   %Éú³É¶þֵͼ¡£
[L,num]=bwlabeln(BW,26);%¼ì²âÁ¬Í¨·ÖÁ¿¡£°´ÄãµÄÒªÇóÓ¦¸ÃÊÇ26Á¬Í¨.
%num:Á¬Í¨·ÖÁ¿¸öÊý.
for j=1:num
L_num(j)=length(find(L==j)); %¼ÆËã¸öÊý¡£
end
%Êä³öÏÔʾ
fprintf(['ֵΪ ' num2str(i) ' µÄÁ¬Í¨ÇøÓò¹²ÓÐ%d¸ö,·Ö²¼¸öÊýΪ\n'],num);
for k=1:num
    fprintf(['Á¬Í¨·ÖÁ¿' num2str(k) ': %d¸ö\n'],L_num(k));
end
fprintf('\n');
end
8Â¥2009-11-17 19:12:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

string121

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
Originally posted by tc1788 at 2009-11-17 13:54:

ÄúºÃ ÎÒÊÔÁËÒ»ÏÂÓеãÎÊÌâ Äú¸ø¿´¿´
S=[0        0        0        1
1        0        0        1
2        0        0        0
0        1        0        1
1        1        0        0
2        1        0        1
0        2        0        0
1        2        0        1
2        2        0        1
];
clc;clear;
row=9;col=9;dep=9;%άÊý
x=1:row; %x×ø±êÖµ,ÕýÕûÊý£¬²»ÊÇµÄ ...

·Å´íµØ·½ÁË. Äã×¢Òâ¿´ÎÒ¿ªÊ¼µÄ.
9Â¥2009-11-17 19:26:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liliang9425

Í­³æ (СÓÐÃûÆø)

ÎÒ×öµÄ¶¼ÊǶþάµÄͼÏñ
10Â¥2009-11-17 20:05:31
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Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ tc1788 µÄÖ÷Ìâ¸üÐÂ
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