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readtable produces apparent gibberish when reading csv file
Looks like readtable decides the delimiter for a.csv is '_' (underscore). I don't know why. opts = detectImportOptions('a.csv')...

4ヶ月前 | 1

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Use vpasolve to solve iterations of the same function when the number of iterations is N
One way is to define a function that takes F, N, and z as arguments and iterates N times to construct F(F(...F(z)...))-z. Then c...

4ヶ月前 | 0

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I am trying to generate code for plotting anti fractals and getting error
Picking z0=c instead of z0=0, correcting the definition of R_base to have 2/theta instead of 2*theta, decreasing the max number ...

4ヶ月前 | 0

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I am taking two excel files with similar x value data and want to plot the y values of one of the plots with different colors based on if the second file reads 0 or 1.
warning off all unzip('Data1.zip') unzip('Data2.zip') data1 = readtable('Data1.csv'); data2 = readtable('Data2.csv'); g...

4ヶ月前 | 0

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is it possible to mark significance levels using heatmap?
As far as I know, there is no built-in option to conditionally alter the heatmap data labels, but what you can do is create a he...

4ヶ月前 | 2

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readmatrix collapses blanks/NaNs, but I want to keep those empty cells
Use 'EmptyLineRule','read' to keep the lines that are all-NaN. Using only that option, all sample files are read correctly: ful...

4ヶ月前 | 0

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How to remove some xticklabels (but still keeping all the xticks)?
x = 1:100; y = exp(-0.1*x); plot(x,y) ax = gca; ax.XTick = 0:10:100; ax.XTickLabels(1:4) = {''};

4ヶ月前 | 1

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Suppressing braces and single quotes of a string matrix
C = { ... ['V1 = 1.01' char(8736) '0' char(176) ' pu']; ... ['V2 = 0.92675' char(8736) '-5.7691' char(176) ' pu']; ......

4ヶ月前 | 0

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Why does pcolor adds a flat lines during a data gap instead of white space?
load FPDO.mat load E_log.mat load T_.mat T_ = T_lepi; The problem is that T_ and E_log are not monotonic: figure subplot(2...

4ヶ月前 | 0

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How to plot the continuous linear graph of y(n) + y(n-1) + ... + y(1)
y = [2 -1 1 2 -1 -2 -1 2 3 -2 1]; plot(0:numel(y)-1,cumsum(y),'.-')

4ヶ月前 | 0

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How do I convert a symbolic expression to a string?
Here are a couple of options: syms x % the arbitrary expressions phi_1 = x; phi_2 = x^2; % example plot example = [1:1...

4ヶ月前 | 1

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Boxplot divided by color with combined labels
I gather that you want to have the boxes filled as in Alternative 1 and the x-ticks and labels as in Alternative 2. See if usin...

4ヶ月前 | 1

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How to put a colorbar between the columns in tiledlayout?
One solution is to use nested tiledlayouts; in this case a 1x2 tiledlayout containing two 3x1 tiledlayouts. figSlices = figure(...

4ヶ月前 | 0

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How do I add space between any specific word in string
str = 'double function_name(double name1, float name2, double name3)' newstr = strtrim(strrep(regexprep(str,'([,])',' $1 ')...

4ヶ月前 | 0

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Help organizing legend for bar graph
str is a column vector, so use semicolons (instead of commas) to append new elements str = [str;"went to patch 1 and found food...

4ヶ月前 | 0

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How to choose 60 unique coordinates ('A') from 600 coordinates('B'), nearest to 60 other coordinates('C')
C = rand(60,2); B = rand(600,2); [~,idx] = min(sum((permute(C,[1 3 2])-permute(B,[3 1 2])).^2,3),[],2); A = B(idx,:); fi...

4ヶ月前 | 0

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I am unable to successfully pass data in a multiwindow app. Can someone help me understand where I am going wrong?
See if the attached updated mlapp files work the way you intend and the code makes sense.

4ヶ月前 | 0

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Changing the colours in heatmap for specific ranges in values
Here's one way: xvalues = {'0 cm','1 cm','5 cm','10 cm','15 cm','20 cm','24 cm','25.3 cm'}; yvalues = {'30 mm','25 mm','20 mm'...

4ヶ月前 | 0

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Use specific variable from index to plot answer of equation
If you want to calculate delta_rfO for all combinations of the specified values of T, Q, and Beta, you can permute (or transpose...

4ヶ月前 | 0

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Why do I receive error "Not enough input Argument"? Error in CreatePoints (line 7) plotPoints = linspace(lowValue, highValue, 5);
You need to provide inputs to the function when you run it, i.e., you cannot just click on the green Run button because that doe...

4ヶ月前 | 1

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Help with 6.1.1: Array resizing: Removing elements. in Zybook
pendingTasks is passed as input to the RemoveTasks function, so you shouldn't redefine pendingTasks inside the function. That i...

4ヶ月前 | 1

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Find index of rows in tables with two conditions doesn't work using &&
Use & to operate on non-scalar arrays: indx = find(T.YPosNanometer == 0 & T.ZPosNanometer == 0)

4ヶ月前 | 0

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surface & colormap with "thermometer" map
Seems fine. N = 255; cmap = uint8([N*ones(1,N), N:-1:0; 0:N-1, N:-1:0; 0:N, N*ones(1,N)].'); figure z = peaks(200); surf(...

4ヶ月前 | 0

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Multiply different sized arrays by cycling smaller array
Perhaps one of these is what you describe: a = [1,2,3]; b = [4,5,6,7,8]; c = a.'.*b c = a.*b.' c = reshape(c,1,[])

4ヶ月前 | 0

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Concatenating multiple struct fields into a single matrix or array but maintaining dimensions
For demonstration, first I create a similar struct, with 3 fields in A.B.C: N = 3; args = [compose('name%02d',1:N); permute(nu...

4ヶ月前 | 0

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Receiving Errors with this code
% Define range of PID gains to explore Kp_range = 0:0.1:5; Ki_range = 0:0.1:1; Kd_range = 0:0.1:0.5; % Define setpoint tem...

4ヶ月前 | 0

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How to accelerate the running speed of this code?
Here's an approach that may or may not be faster (depending on the size of your array X) and may or may not run (depending on th...

4ヶ月前 | 0

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Not able to use imread on images in subfolders
Take the first two outputs from uigetfile (the second output is the location of the selected file), and construct the full path ...

4ヶ月前 | 1

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Mean of selected range of a matrix based on a range of values from another matrix
load('data_my.mat') T = table(month,sa,ta,sig); % only sig 27.4 to 27.5 idx = sig >= 27.4 & sig < 27.5; G = groupsummary...

4ヶ月前 | 2

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MATLAB Giving "Dot indexing is not supported for variables of this type" Error When Attempting To Use Subs Function
You have a period in the last line where you should have a comma. That is, "y1.z1" should be "y1,z1".

4ヶ月前 | 0