Walaa
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Awarded to Walaa on 30 Oct 2022
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Question
The explanation of each step in ellipse fitting code
I need help understanding each line of this code. % Calculate centroid, orientation and major/minor axis length of the ellipse ...
6 mois il y a | 2 réponses | 0
2
réponsesQuestion
how can I save the output data of each run in new row ?
how can I save the output data of each run in new row ? I used append but it just overwrites the old values
7 mois il y a | 2 réponses | 0
2
réponsesQuestion
about displaying cup and disc diameter
I want to display the cup and disc diameters as shown in the image below. I've already drawn the boundaries of the cup and disc....
9 mois il y a | 1 réponse | 0
0
réponseQuestion
how to solve not enough input argument error?
I am getting this error while trying to run the code below Error using / Not enough input arguments. Error in filex(line 24...
10 mois il y a | 1 réponse | 0
1
réponseQuestion
how to solve an error using uiwait?
I get these errors using uiwait . how could i solve that ? Error using uiwait (line 48) Input argument must be of type figure ...
10 mois il y a | 1 réponse | 0
1
réponseQuestion
how to get better preprocessing results
I'm using the steps in the code below as preprocessing steps before cup and disc segmentation of a retinal image. any advices fo...
10 mois il y a | 1 réponse | 0
1
réponseQuestion
using less than operator and combination of if and for statement
I'm trying to use the less than operator and getting the following error (for vertical Height 102 Error: Invalid operator use). ...
10 mois il y a | 2 réponses | 0
2
réponsesQuestion
measure height of object in millimeter
If I have these details (FOV, distance between the object and the lens, object height in pixels), is it possible to measure the ...
10 mois il y a | 1 réponse | 0
1
réponseQuestion
change the color of line inside the boundaries and measure length of this part of line?
Could you kindly help me in changing the colour of the line inside the red borders to green and measuring the length of this par...
10 mois il y a | 1 réponse | 0
0
réponseQuestion
extend line to the facing side of a border
I measured and plotted the shortest distance between the two borders as a yellow line. How could I extend that line to the outer...
10 mois il y a | 1 réponse | 0
1
réponseQuestion
minimum distance between 2 objects
I plotted boundries with bwboundries and smoothed them with the sgolay filter then plotted these boundries over RGB image. Coul...
10 mois il y a | 2 réponses | 0
2
réponsesQuestion
how can i separate each color into a single image?
I used imsegK-means and superpixel for color classification . How can I separate each cluster into a single image ? %superpixe...
11 mois il y a | 1 réponse | 0
1
réponseQuestion
extraction of the bright blob
I want to segment the bright blob and measure its major axis .
11 mois il y a | 1 réponse | 0
1
réponseQuestion
measure diameter starting with a certain point
I used the code suggested by @Image Analyst to calculate the shortest distance between the boundaries. Now I need to measure the...
11 mois il y a | 1 réponse | 0
0
réponseQuestion
insert object mask function
The insertObjectMask function is not functional in the R2019b version. I think because it was first introduced in the R2020b . I...
11 mois il y a | 1 réponse | 0
1
réponseQuestion
get rid unwanted dots
I'd like to get rid of the tiny colored dots that conceal the red lines. Kindly help if you can.
11 mois il y a | 1 réponse | 0
1
réponseQuestion
locate a perfect circular boundary of a segmented region
%segementation of cup using active counter(snakes) I = imread('after opening 1.jpg'); %-- load the image m = zeros(size(I,1),...
11 mois il y a | 1 réponse | 0
1
réponseQuestion
define boundaries and merge two objects
I have these both segemented objects and I want to define their boundaries by drawing a perfect circle after that I want to m...
12 mois il y a | 1 réponse | 0
1
réponseQuestion
Height of circular shape
I have these two images and I want a code that can be used to determine the height of these nearly circular region can anyon...
environ un an il y a | 2 réponses | 0
2
réponsesQuestion
i want to extract a disc
That is a retinal image , I used active counters to segement the cup and it worked but it does not work with disc . any advice...
environ un an il y a | 1 réponse | 0
0
réponseQuestion
why active contour always produce an error?
I am using this code to segement a grayscale image and produces an error in activecontour([A, mask, N, method, smoothfactor,con...
environ un an il y a | 1 réponse | 0
1
réponse
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