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clear all;clc
a(1).x = 2;
a(1).y = 2;
a(1).val = 1;

a(2).x = 3;
a(2).y = 3;
a(2).val = 8;

a(3).x = 4;
a(3).y = 2;
a(3).val = 8;

a(4).x = 2;
a(4).y = 1;
a(4).val = 8;

a(5).x = 4;
a(5).y = 3;
a(5).val = 8;
% m = find([a.val]==max(max([a.val])));
find(1 == abs(2-[a.y]) && 0 == abs(2-[a.x]));%´íµÄ
±ÈÈçÎÒÓÐÕâÑùµÄÒ»¸öһάµÄ½á¹¹ÌåÊý×飬¼ÙÉèa(1)ÊÇÄ¿±êÔªÊý£¬ÏÖÔÚÔõôÕÒµ½Óëa(1)µÄ×ø±êÏàÁÚµÄÔªÊýÄØ£¿a(1)µÄx£¬yΪ2£¬ÔõôÕÒµ½aÖеÄij¸öx£¬y×ø±êÓ루2£¬2£©ÏàÁÚµÄÄǸöaµÄλÖÃÄØ£¿²»ÒªÓÃÑ­»·°¡£¬Ð§ÂÊÌ«µÍÁË£¬¶ÔÓÚ1000*1000µÄÊý×飬ѭ»·µÄ·½·¨ÎÒÊÔÁË£¬ÎÒÔËÐÐÁËÒ»Ò¹¶¼Ã»³ö½á¹û£¡
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ju5200

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2Â¥2014-05-22 11:28:01
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[r,c] = size(a);
x = cat(1,a.x); % 1 million vector
y = cat(1,a.y);
adjIdx = find((x-a(1).x==0&abs(y-a(1).y)==1)|(abs(x-a(1).x)==1&y-a(1).y==0));
orgIdx = [mod(adjIdx,r) ceil(adjIdx,r)]; % the indices of "adjIdx" in the original structure matrix
orgIdx¾ÍÊÇÄãÒªµÄ£¬ÊÔÊÔ¿´¡£
What would Jesus do?
3Â¥2014-05-22 12:24:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

»¶ÀÖæ¤

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ÒýÓûØÌû:
3Â¥: Originally posted by dnp at 2014-05-22 12:24:38
= size(a);
x = cat(1,a.x); % 1 million vector
y = cat(1,a.y);
adjIdx = find((x-a(1).x==0&abs(y-a(1).y)==1)|(abs(x-a(1).x)==1&y-a(1).y==0));
orgIdx = ; % the indices of "adjIdx" ...

¶àл£¬²»ÊÇÓÃÄãµÄ·½·¨£¬µ«ÊÇÄãÌáÐÑÁËÎÒ£¬ÔÚfindÀïÃæÓÃ"λÓë"£¬¶ø²»ÊÇÎÒµÄ"²¢ÇÒ"
4Â¥2014-05-22 17:07:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

»¶ÀÖæ¤

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by dnp at 2014-05-22 12:24:38
= size(a);
x = cat(1,a.x); % 1 million vector
y = cat(1,a.y);
adjIdx = find((x-a(1).x==0&abs(y-a(1).y)==1)|(abs(x-a(1).x)==1&y-a(1).y==0));
orgIdx = ; % the indices of "adjIdx" ...

ÕâÑùÎÒÔõô³ÌÐò¸üÂýÁËÄØ
5Â¥2014-05-22 17:10:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dnp

ÈÙÓþ°æÖ÷ (ÖªÃû×÷¼Ò)

Сľ³æÀË×Ó

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ÒýÓûØÌû:
5Â¥: Originally posted by »¶ÀÖæ¤ at 2014-05-22 17:10:17
ÕâÑùÎÒÔõô³ÌÐò¸üÂýÁËÄØ...

ÄãµÄµçÄÔÅäÖÃÊÇʲôÑù×ӵģ¿ÎҵĵçÄÔÓÃÕâÑùµÄ·½·¨²»µ½2s
What would Jesus do?
6Â¥2014-05-22 17:59:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

»¶ÀÖæ¤

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
6Â¥: Originally posted by dnp at 2014-05-22 17:59:03
ÄãµÄµçÄÔÅäÖÃÊÇʲôÑù×ӵģ¿ÎҵĵçÄÔÓÃÕâÑùµÄ·½·¨²»µ½2s...

²»»á°É£¬ÎÒµÄÅäÖò»µÍ°¡£¬Òª²»ÎÒ°ÑÍêÕûµÄ³ÌÐò¸øÄãÄãÄܰïÎÒÔËÐÐÒ»ÏÂÂ𣿲»È»ÎÒ²»ÖªµÀµ½µ×ÊDz»ÊdzÌÐòÎÊÌâ
7Â¥2014-05-22 18:16:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dnp

ÈÙÓþ°æÖ÷ (ÖªÃû×÷¼Ò)

Сľ³æÀË×Ó

ÓÅÐã°æÖ÷

ÒýÓûØÌû:
7Â¥: Originally posted by »¶ÀÖæ¤ at 2014-05-22 18:16:01
²»»á°É£¬ÎÒµÄÅäÖò»µÍ°¡£¬Òª²»ÎÒ°ÑÍêÕûµÄ³ÌÐò¸øÄãÄãÄܰïÎÒÔËÐÐÒ»ÏÂÂ𣿲»È»ÎÒ²»ÖªµÀµ½µ×ÊDz»ÊdzÌÐòÎÊÌâ...

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What would Jesus do?
8Â¥2014-05-22 19:12:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

»¶ÀÖæ¤

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ÒýÓûØÌû:
8Â¥: Originally posted by dnp at 2014-05-22 19:12:02
ºÃµÄ£¬Ìù³öÀ´°É¡£...

ллÄãÈÈÐİïÖú£¬ÎÒ½â¾öÎÊÌâÁË¡£matlabµÄÇ¿ÏîÔÚ¾ØÕó²Ù×÷°¡£¬ÎÒ²»ÓýṹÌå³ÌÐò¿ìÁ˲»ÊÇÒ»±¶Á½±¶°¡
9Â¥2014-05-24 23:01:49
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