Community Profile

Antoni Garcia-Herreros

Last seen: 4 maanden ago Active since 2023

Programming Languages:
Python
Spoken Languages:
English
Pronouns:
He/him

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Question

Find circularity in low signal to noise image with light relfections
Hello, I would like to find the circularity of the patch in the image. I know that light reflections should be avoided using p...

6 maanden ago | 1 answer | 0

1

legend line color same
Hello, Try: legend('I3', '','I2');

7 maanden ago | 0

How to crop and save objects from many images?
Hello Maria, You have two options, either crop the seed manually using drawrectangle or other ROI functions (drawpolygon) Or c...

7 maanden ago | 0

How do I make a video plot with multiple line that appears as it plots?
Hello David, It would be easier if you attached the the different variables (GMD, x, ms,...) as a .mat file. The reason why th...

7 maanden ago | 0

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Calculate the length of an object in image
Hello Adele, You could try using the function regionprops and the property MaxFeretDiameter. load('LavaField_example.mat') th...

7 maanden ago | 1

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Multiple ROI's in a sequence/batch of images, pulling the data to a new array
Hello Kegan, If you don't provide any raw data is hard to come up with a specific solution, but the code structure could be som...

7 maanden ago | 0

how to calculate mean of interrupted data
Hello, You could try something like this: A=[1:10]; % For the example A(5)=NaN; A(8)=NaN R=[1 find(isnan(A)) length(A)]; % I...

7 maanden ago | 0

How to find the individual values that produces max results in the addition of two time series?
Data=rand(4,10); % Each column of Data corresponds to B,C,D E F Data(:,1)= [0.5; 0.3; 1; 0.2]; % First column corresponds to ...

7 maanden ago | 0

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I want a program in which the user enters the function and the program display or plot that function
Hello Amir, When you input your function you need to add the dot , just like this: x.^n

7 maanden ago | 0

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Plotting table results from grpstats
Hello Sophia, You could try something like this: close all load('PAM1.mat') PAM1stats = grpstats(PAM1,["DHW","SHADE"],["min"...

7 maanden ago | 0

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Add name for each cell in MATLAB
Hello Omid, I'm assuming that what you want to label are the columns and not the rows. We cannot run your code because we don...

7 maanden ago | 0

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Positioning Axes using arrays
% axes('Position', [x y u v]) The bottom left corner of the axes is positioned at (x,y). The bottom left of your figure is the ...

7 maanden ago | 0

(i) x-and-y scales defined as "log", or (ii) calculate the log of variables, or (iii) loglog
No, Method 1 and 3 are equivalent. The X and Y values range from 1 to 10, it does not matter which scale you use, the values r...

7 maanden ago | 1

Extract RGB values, shape and size of many objects in all images inside a folder.
Hello Maria, You can start by taking a look at the function regionprops. But the general idea would be to: Read an image Ma...

7 maanden ago | 0

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Find the difference between all columns of a given row of a matrix
Hello MAWE, You could use the function nchoosek: Something like this might work for your case: A=rand(4,5); % Generate data f...

7 maanden ago | 0

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Finding max peak between two datetime values
Hello Joel, You could try something like this: clear all clc load EFFEKT %EFFEKT contains a value for every our of the year ...

7 maanden ago | 0

How can i detect the boundary using bwtraceboundary function ??
Hello Surendra, You can take a look at this thread. But the general idea would be to: Crop ROI Segment your image Obtain th...

7 maanden ago | 1

Cannot detect dots in calibration image with detectCircleGridPoints
Hello Jos, I'm not sure why detectCirlceGridPoints is not working, however, you could try using regionprops: BW=imbinarize(img...

7 maanden ago | 0

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Get the position, period and the amplitud of the wave.
Hello Vicente, You can try a couple of different approaches: Option A: Use findpeaks function to get the values of the peaks ...

8 maanden ago | 1

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How to Set The Max Value of GUI slider to a Calculated Value
Try adding this line of code when you are defining the Slider app.Slider.Limits=[0 Df];

8 maanden ago | 0

compare variable with different data types
Hello, You can take a look at the isa function to determine the datatype of x. Something like this should do the trick: if is...

8 maanden ago | 0

How to add a legend for a plot generated with a function multiple times?
Hello, As @Steven Lord pointed out it's hard to suggest anything without knowing how plotOrbit works, but you could try somethi...

8 maanden ago | 0

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Average of the surrounding pixels for each 3x3 matrix, excluding the "outliers" from the count.
Hello, You can try something like this: Your code takes arround 0.9 seconds to run on my laptop. This one takes 0.06 seconds ...

8 maanden ago | 0

I am having this error "Index in position 3 is invalid. Array indices must be positive integers or logical values." in my file. Can you please help me in resolving this.
Hello Muhammad, Most likely your x(3) value will be and odd integer, therfore when you divide it by 2 you'll have a float. Yo...

8 maanden ago | 0

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How to add a line on the surface plot at a specific x value?
Hello Rebeka, You can try something like: clc; clear all; g=1; l1=1; w0= sqrt(g/l1); [mu,a]=meshgrid(0.01:0.2:20,0.01:0.2...

8 maanden ago | 0

How can I replace a pair of coordinates (x;y) in a table by values from a list of reference coordinates?
Hello Mathieu, You can try something like this: However, I did not find any X, Y pair of values present in both len and IHC. ...

8 maanden ago | 0

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How can I count the black particles without counting the small particles in the background?
Hello loris Regionprops does exactly what you are looking for. You can try something like this: clear all close all rgb_im ...

8 maanden ago | 1

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Most readable syntax to fill table in a for cycle
Hello You could create the arrays containing x and residual beforehand and create the table afterwards. Something like this: x...

8 maanden ago | 1