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Trouble importing similar .txt files using readtable (error: all lines must have the same number of delimiters)
I think the following way would be more stable. % Read data fid = fopen('Error.txt','r'); str = textscan(fid,'%s','Delimiter'...

presque 7 ans il y a | 1

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How to detect change in mean value of a signal
It may need to apply "smoothing" before detecting changes larger than 10,000. Looking at your data, ~2000 points movmean will cl...

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Checking if word/words are present in a sentence in a table cell.
Like this? % A sample data T = cell2table({... 'M3 TRIPPED xyz','abc','pqr';... 'def','M3 TRIPPED 123','ghi'}); % Fin...

presque 7 ans il y a | 1

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Looking for the ways to categorize the black dots by the number of pixels...
I strongly believe the regionprops function will be your help. The following is an example: % Read image and binarize I = imre...

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積み上げグラフのcolormapについて
たとえば以下のような方法ではいかがでしょうか？ % Sample data and color map y = rand(3,10); color = colorcube(size(y,2)); % Visualize the data fi...

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reverse 3D euclidean distance
There should be 2 answers. Here is my try. P = [3 1 4;12 1 4; 34 2 4]; D = [81 36 601]; func = @(x) (vecnorm(x - P(1,:))-s...

presque 7 ans il y a | 1

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エラーバーグラフの凡例のマーカーからエラーバーを抜く方法
エラーバーチャートの上に空のグラフ（エラーバー無し）を上書きして、そのグラフに対して凡例を指定する、というのはいかがでしょうか？　以下はその一例です。 % Sample data x = 1:10:100; y = 100*rand(1,10); ...

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How to repeatedly subdive vector rectangle into equal area?
How about using histogram2 function? The following is an example. % make dummy data x = 10*rand(30,1); y = 25*rand(30,1); ...

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How do you calculate a trajectory through a series of 3D points using cubic splines?
One possible straight-forward way would be like this: Actually, spline interpolation seems to be better than cubic spline... B...

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How can I find RGB values of a matrix of coordinates of an image?
Another possible solution: row = round(centers(:, 1)); col = round(centers(:, 2)); R = arrayfun(@(x,y) P(x,y,1),row,col); ...

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How can I change the retime function in order to do a median(A,'omitnan')?
How about the following? retime(Liv_dom_an, 'monthly', @(x) median(x,'omitnan'))

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Surface area calculation for irregular shape
How about the following? %% Example in the following page % https://jp.mathworks.com/help/matlab/visualize/visualizing-volume-...

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Eye Diagram from text file values
The following is one simple example. I hope this would be some help for your research! % Load PRBS pattern D = dlmread('PRBS_...

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How to cluster a network?
How about applying biconncomp function? The following is an example: % Sample Graph s = [1 1 2 2 3 4 4 5 6 6 7 7 8]; t = [2 ...

presque 7 ans il y a | 1

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Binary String Generator With Minimum Distance
How about using BCH code ? Theoretically, BCH(n,k) encoded binary sequences has minimun distance of bchnumerr(n,k)*2+1. So if ...

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How to prevent envelope crossing through function.
That is due to a characteristics of interpolation method (Spline) used in the envelope function. How about detecting peaks and i...

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How to plot intensity profile of an image
Hi Warid-san, You can do it by the same way, like the following. I = imread('Capture.PNG'); % Since size(I,2)/2 = 215.5, I ...

presque 7 ans il y a | 2

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Sorting matrix based on the sum of the rows
Like this? % Read data from CSV A = csvread('Counts.csv'); % Calculate order vector (pt) based on sum(A,2) [~,pt] = sort(s...

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How do I extract particular column from unformatted text in .txt file
As mentioned by many experts, it's better to save as .csv format by wireshark. But if you have to do this task from the text fil...

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regexp: Extract optional named tokens
How about extracting 'Name', 'Gender' and 'ID' one-by-one? The following is an example. % Read the file str = fileread('trip-...

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3D Surface or Multiple Line Plots from 16 iterations of 3 column XYZ Data
Like this? data = dlmread('3DDCRXYZ.txt'); g = findgroups(data(:,3)); figure hold on for kk = 1:max(g) idx = g == kk; ...

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I cannot get the output, Image processing
I think several points should be checked: File path in the line 1 is correct? 3rd input argument of imnoise function should b...

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How to remove triangles from an image?
How about the following? % Read the original image I = imread('image.jpg'); % Extract orange part (using Color Thresholder ...

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Convert distance matrix to a table
Or, if you want the full list of (from, to, distance) set, how about the following? rng('default') % For reproducibility X = r...

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creating a cell with serial names
How about the following? suffix = repmat({'AB_'},15,1); number = cellstr(num2str((1:15)','%02d')); output = strcat(suffix,n...

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Interpolation of a scatter plot
Seems that scatteredInterpolant function would be better. Here is an example. % Read data file T = readtable('data.xlsx'); ...

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Extracting a specific number from an excel cell
How about the following? [~,~,C] = xlsread('yourExcel.xlsx'); C = extractBetween(C,'(',')'); C = extractAfter(C,' '); data...

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Create a function and plot it
There are two ways to do this. [Solution 1] a = 500; x = 1:1000; fx = 1 + (a ./ (2.5 + x)); figure plot(x,fx) [Solu...

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Row/column-wise logical indexing
How about the following solution? B = arrayfun(@(k) A(L(:,k),:), 1:size(L,2), 'UniformOutput', false); Then, your can obtain c...

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Why is theta=0 not on top
After "Ax = gca;" in your code, please add the following two lines. Ax.ThetaDir = 'clockwise'; Ax.ThetaZeroLocation = 'top';

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