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FMStation

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

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С¹íľľ: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú 2016-09-24 13:55:05
https://www.mathworks.com/matlabcentral/newsreader/view_thread/288905
CODE:
L = bwlabel(Iedge);
ZB1 = regionprops(L, 'Centroid'); %acquire the center of mass
center_x = ZB1.Centroid(1); %acquire X position of the center mass
center_y = ZB1.Centroid(2); %acquire Y position of the center mass

line(center_x, center_y, 'Marker', '*', 'MarkerEdgeColor', 'r')

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

2Â¥2016-09-23 18:01:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

С¹íľľ

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by FMStation at 2016-09-23 18:01:57
https://www.mathworks.com/matlabcentral/newsreader/view_thread/288905


L = bwlabel(Iedge);
ZB1 = regionprops(L, 'Centroid'); %acquire the center of mass
center_x = ZB1.Centroid(1); %acquire X  ...

·Ç³£¸Ðл£¬µ«ÊÇ£¬ÎÒËãÊÇÒ»¸öMATLABС°×£¬¸ù¾ÝÕâ¸ö´úÂ룬û×ö³öÀ´Ñ½£¬×ÜÊÇÌáʾ¸÷ÖÖ´íÎó£¬ÄãÄܲ»ÄܰïÎÒ²âÊÔÏ£¬¿´¿´µ½µ×Ôõô»ØÊ£¬Ð»Ð»¡£
3Â¥2016-09-24 13:54:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

С¹íľľ

гæ (СÓÐÃûÆø)

Ëͺ컨һ¶ä
ÒýÓûØÌû:
2Â¥: Originally posted by FMStation at 2016-09-23 18:01:57
https://www.mathworks.com/matlabcentral/newsreader/view_thread/288905


L = bwlabel(Iedge);
ZB1 = regionprops(L, 'Centroid'); %acquire the center of mass
center_x = ZB1.Centroid(1); %acquire X  ...

³£¸Ðл£¬µ«ÊÇ£¬ÎÒËãÊÇÒ»¸öMATLABС°×£¬¸ù¾ÝÕâ¸ö´úÂ룬û×ö³öÀ´Ñ½£¬×ÜÊÇÌáʾ¸÷ÖÖ´íÎó£¬ÄãÄܲ»ÄܰïÎÒ²âÊÔÏ£¬¿´¿´µ½µ×Ôõô»ØÊ£¬Ð»Ð»¡£
4Â¥2016-09-24 14:15:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

FMStation

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

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С¹íľľ: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú 2016-09-24 19:42:50
ÔÚµ÷ÓÃregionprops֮ǰ±ØÐ뽫¶þֵͼÏñת±äΪ±ê×¢¾ØÕó¡£Á½¸öº¯Êý¿ÉÒÔ×öµ½£º
L = bwlabel(BW); L = double(BW);

regionprops¡£¹ËÃû˼Ò壺ËüµÄÓÃ;ÊÇget the properties of region£¬¼´ÓÃÀ´¶ÈÁ¿Í¼ÏñÇøÓòÊôÐԵĺ¯Êý¡£
Óï·¨
STATS = regionprops(L,properties)

http://blog.sina.com.cn/s/blog_45b486b80100g45a.html
5Â¥2016-09-24 15:10:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
6Â¥2016-09-24 15:26:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

С¹íľľ

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
5Â¥: Originally posted by FMStation at 2016-09-24 15:10:12
ÔÚµ÷ÓÃregionprops֮ǰ±ØÐ뽫¶þֵͼÏñת±äΪ±ê×¢¾ØÕó¡£Á½¸öº¯Êý¿ÉÒÔ×öµ½£º
L = bwlabel(BW); L = double(BW);

regionprops¡£¹ËÃû˼Ò壺ËüµÄÓÃ;ÊÇget the properties of region£¬¼´ÓÃÀ´¶ÈÁ¿Í¼ÏñÇøÓòÊôÐԵĺ¯Êý¡£ ...

>>clear all;close all;
>> I=imread('v4.jpg');
>> i=im2bw(I);
>> L=bwlabel(i);
>> ZB1=regionprops(L,'Centroid');%acquire the center of mass
>> center_x=ZB1.Centroid(1);%acquire X position of the center mass
error:
Field reference for multiple structure elements that is
followed by more reference blocks is an error.

²»ÖªµÀÎÊÌâ³öÔÚÁËÄÄÀ»¹ÍûÖ¸µã£¬Ð»Ð»£¡
7Â¥2016-09-24 19:41:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

FMStation

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
С¹íľľ: ½ð±Ò+30, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2016-09-24 20:26:58
8Â¥2016-09-24 19:56:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

С¹íľľ

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
8Â¥: Originally posted by FMStation at 2016-09-24 19:56:51
https://stackoverflow.com/questions/10738810/matlab-referencing-an-element-in-a-structure

ллÄãµÄÄÍÐĽâ´ð£¡
9Â¥2016-09-24 20:26:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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