what is my wrong with my code
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Write a program that finds the number of each fruit in the picture below and writes its name on the fruit.
m=imread('fruits.jpg');
figure(1), subplot(2,3,1),imshow(m);
gm=rgb2gray(m);
figure(1), subplot(2,3,2),imshow(gm);
lv=graythresh(gm);
sbm=im2bw(gm,lv);
figure(1), subplot(2,3,3),imshow(sbm);
nk=bwareaopen(sbm,180);
figure(1), subplot(2,3,4),imshow(nk);
s=strel('disk',10);
bk=imclose(nk,s);
figure(1), subplot(2,3,5),imshow(bk);
tc=imcomplement(bk);
figure(1), subplot(2,3,6),imshow(tc);
[B,L] = bwboundaries(tc);
stats = regionprops(tc, 'Area','Centroid');
figure(2),imshow(m);
banana=0;
elma=0;
orange=0;
unknow=0;
for n=1:length(B)
a=stats(n).Area;
centroid=stats(n).Centroid;
if a> 28000
banana=banana+1;
text(centroid(1),centroid(2),'\color{red}banana');
elseif a >19000 && a < 21000
orange=orange+1;
text(centroid(1),centroid(2),'\color{magenta}orange');
elseif a >1700 && a < 10000
elma=elma+1 ;
text(centroid(1),centroid(2),'\color[rgb]{0 .5 .5}apple');
else
unknow=unknow+1;
text(centroid(1),centroid(2),'unknow');
end
end
title(['banana: ',num2str(banana),', apple: ',num2str(apple),', orange: ',num2str(orange)]);
댓글 수: 1
Steven Lord
2021년 6월 17일
This sounds like a homework assignment. If it is, show us the code you've written to try to solve the problem and ask a specific question about where you're having difficulty and we may be able to provide some guidance.
If you aren't sure where to start because you're not familiar with how to write MATLAB code, I suggest you start with the MATLAB Onramp tutorial (https://www.mathworks.com/support/learn-with-matlab-tutorials.html) to quickly learn the essentials of MATLAB.
If you aren't sure where to start because you're not familiar with the mathematics you'll need to solve the problem, I recommend asking your professor and/or teaching assistant for help.
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Image Analyst
2021년 6월 17일
Try the color thresholder to segment each color individually. So you'll export 3 createMask() functions from it.
Then use bwareaopen() or bwareafilt() to limit the blobs to only those that are big enough. Then use this link to separate the blobs:
For the bananas, it's trickier. You might have to segment out brown color and find the brown tips. Then take those that either are on the left half of the image (if you're allowed to assume that), or keep those that are touching yellow pixels.
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Image Analyst
2021년 6월 17일
I have no time now. I need to leave. Try the steps I gave you and see how that works.
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