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large errorbars on semilogx
What you see is because of the log XScale: Partial errorbars: If the left endpoint of the errorbar would be <= 0, it is not ren...

2年以上前 | 0

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arrow on vertical line doesn't look vertical
You can get problems like those when the annotation is in an axes, which doesn't appear to be officially supported. Note that on...

2年以上前 | 0

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Polar Axis with Specific Jumps
ax = polaraxes( ... 'RLim',[0 1], ... 'RTick',linspace(0,1,21), ... 'ThetaAxisUnits','radians', ... 'ThetaLi...

2年以上前 | 1

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How to extract data from a file, and form a column vector?
See the attached test_modified for one way to do that. test_modified

2年以上前 | 1

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ask about random matrix
% number of rows: N = 8; Here are some example random matrices where each row has one element, which is what you asked for: r...

2年以上前 | 0

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Vectorization of an if condition with cirle function
Use logical indexing. Something like as follows: % make up missing variable values: nz = 20; nx = 24; dz = 0.1; dx = 0.1; ...

2年以上前 | 2

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How to get 3 different plots in 1 plot axes using drop down button followed by analyse button in GUI?
Prompt the user to select the file (e.g. by calling uigetfile) _only_ in the callback of the button the user clicks to select a ...

2年以上前 | 0

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Mapping issue with pcolor()
The discontinuity in lon where it changes from +180 to -180 causes the problem with pcolor, which you see as the blue streak in ...

2年以上前 | 2

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Interpolating between two columns in a matrix
% generate a matrix with NaNs like yours: M = rand(10,10); M(randi(100,1,40)) = NaN % fill the NaNs using linear interpolatio...

2年以上前 | 0

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Unexpected MATLAB expression.
On line 5, use 5*y instead of 5y

2年以上前 | 0

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How to create a GUI in matlab where the user can select a single testcase he wants to run?
I misunderstood the situation before; I thought you were running a script from an app, not the other way around. If all you nee...

2年以上前 | 0

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How to build a graph using stem for a given equation?
Your delta function makes d a scalar. Instead d should be the same size as n, with value 1 where n is 0 and value 0 everywhere e...

2年以上前 | 1

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producing an error message based on response in prompt message box
prompt = {'Enter Figure Type:','Enter Output Type:'}; dlgtitle = 'Input'; fieldsize = [1 45; 1 45]; answer = inputdlg(prompt,...

2年以上前 | 0

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Incorrect rendering of legend in an error bar plot having both verticle and horizontal error bars.
The basic problem is that you are creating more errorbar objects than you are making legend entries for. The solution is to make...

2年以上前 | 0

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Index in position 2 exceeds array bounds.
load Pr_error_2 "how can I delete all the rows that without data inside?" Like this: empty_idx = cellfun(@isempty,Pr_error_2)...

2年以上前 | 0

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Having a "dot indexing is not supported for variables of this type." error
imds is the character vector 'daspics': imds =('daspics'); (the parentheses do nothing in that context and are unnecessary) Y...

2年以上前 | 1

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How to get a msgbox with several lines of texts showing different variables?
msg = sprintf('Total files processed: %d\nElapsed Time: %.2f', numel(S), toc); l = msgbox(msg);

2年以上前 | 0

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Matrixwise subtraction yields vector - how to reshape to original logical matrix?
A_temp = A; B_temp = B; idx = A >= 0.5; A_temp(~idx) = NaN; B_temp(~idx) = NaN; result = mean(A_temp-B_temp,1,'omitnan');

2年以上前 | 2

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How to import text data with different column lengths without having NaN
Here's a method you may find useful: Read the file into a table: T = readtable('test.txt') Then convert table into a scalar s...

2年以上前 | 0

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How can I add rumble strips in roads?
https://www.mathworks.com/help/roadrunner/ref/roadcrgtool.html

2年以上前 | 0

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How to find a sequence from a txt file?
The use of strfind here is not correct: % Read the DNA sequence from the file dna_sequence = strfind(fileID, '%s'); It looks ...

2年以上前 | 0

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Matrix dimensions must agree
% Parameters numVehicles = 50; % Number of vehicles numEdges = 3; % Number of edge computing nodes numC...

2年以上前 | 0

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Converting a table to a timetable
Here's an example: % a table T = table([1;2;3],[4;5;6],'VariableNames',{'Time','x'}) % Time column is not duration or datetim...

2年以上前 | 0

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Issue with legend colours in scatter plots with tranparency set 'ON'
The marker in the legend will be the same as what's in the plot. If you want them to be different, you can create a line with Na...

2年以上前 | 0

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Move colorbar closer to figure?
hcb=colorbar('SouthOutside'); % Set the number of colorbar ticks and length of tick marks set(hcb,'YTick',[-6:0.25:6],'Tic...

2年以上前 | 0

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Reducing line spacing between multiline figure title
This makes the second line a superscript (^{}) so it's closer to the first line, increases its font size (to 11) to account for ...

2年以上前 | 2

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Adding text below southoutside colorbar labels
caxis([-6 6]) % R2019b hcb=colorbar('SouthOutside'); set(hcb,'YTick',-6:0.25:6,'TickLength',0.01); set(hcb,'YTickLabel',{'-...

2年以上前 | 1

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Highlight Specific Contour Levels of a 2D array
Z in the example is a 2D array, so just substitute your 2D array in for Z. That is, replace Z = peaks(100); with Z = simda...

2年以上前 | 0

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vectorized vs for loop data allocation, they should come out to the same matrix but they do not.
Inside the loop that where t is constructed, the indexing on the right side of the assignments is not the same as what spdiags d...

2年以上前 | 0

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Graficar Esferas en 3D
Here's one way you can read that file and get useful information out of it: M = readmatrix('Matrix Sphere.txt'); idx = find(...

2年以上前 | 0

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