Error: this statement is incomplete

img=imread('circulos.jpg');
imshow(img);

d = imdistline;

delete(d)

imgbn=rgb2gray(img);
imshow(imgbn);

[centers,radii] = imfindcircles(imgbn,[30 70],'ObjectPolarity','dark',...'Sensitivity',0.9)

Answer 1

[Walter Roberson]

The ... immediately marks end of line. Anything after it is a comment. So you are missing the )

You should split into two lines:

[centers,radii] = imfindcircles(imgbn,[30 70],'ObjectPolarity','dark',...
    'Sensitivity',0.9);

[angelo covarrubias]

thanks you!!