Answered
best approximation for double numbers
format long syms f(x) syms x f(x) = 1 / (1 + exp(-((x + 8.4730) / 10 ))) vpa(f(400),100)

2 months ago | 0

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Answered
How to use 'for loop' to check user input?
modify the upper limit in exit condition line according to the user input, x = [ 1 2 3 1 2 3 1 2...

2 months ago | 0

Answered
Parse error at '>' and at 'end'
while T > Tf

2 months ago | 0

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Answered
I want to fill my table in a loop, the variable names do not change along
for u=1:length(change) Replace the *for loop* to below for u=1:length(changen)

2 months ago | 0

Answered
how can I process several files
You can use a for loop tiledlayout('flow') for k = 1 : 7 D = sprintf('PIVlab_%1d.mat',k) hResult = surfheight(D,h0...

2 months ago | 1

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Answered
Error reading uo file
u1 = ncread(filename,'uo',[1 1 nz 1],[length(lon) length(lat) 1 ntime]); v1 = ncread(filename,'uo',[1 1 nz 1],[length(lon) leng...

2 months ago | 0

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Using Solve function but it keeps returning an answer without variables
syms m v solve(Kin,v)

2 months ago | 0

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Answered
I get the following error message: "'Value' must be a double scalar." in appdesigner
Try using *readmatrix* function instead of *readtable*

2 months ago | 0

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Why does geodensityplot create a line rather than a full-cover colormap?
Use *geoplot3* or *geoglobe* functions if you want 3D plots. They are able to handle the data well than other 2D/3D plot functio...

3 months ago | 0

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Getting 'empty' Compiled Port Data Types
Run the model once (insted of just compiling) and check if model generates any data from ports and call or run the command get...

3 months ago | 0

Answered
what way do i remove the flow
syms alpha beta theta U = 8; % Uniform flow velocity z0 = 0.6; % Center of the cylinder R ...

3 months ago | 1

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Answered
When map is plotted in appDesigner, it is greyed out and not interactive, but did not behave this way initially.
h = get(gca,"Children") delete(h) Try using *gca* instead of *app.MapPlotFourPanel*

3 months ago | 0

Answered
Nested Functions Matlab App Designer
app.volgraphfun(volatility, name, object_type, chosen_date); Change the above lines to app.volgraphfun(~, volatility,...

3 months ago | 0

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Answered
Stopping a MATLAB loop after certain condition
Rudder = repmat([rand(1,5), 0, rand(1,5), 0, rand(1,5), 0, rand(1,5), 0],2,1) count = 0; for x = 1:size(Rudder,1) for k =...

3 months ago | 0

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Answered
Double sum with odd number
n = [1:2:1000]; gamma = 1; ss = sum(sum((2./(n.*pi)).^6.*(3.*(1 - tanh(n.*pi./(2*gamma))./(n.*pi./(2*gamma))) - tanh(n.*pi./(...

3 months ago | 0

Answered
I get complex numbers while using "acosd" function
Probably you might have evaluated the equation using incorrect parenthesis enclosing only the dot product for acosd function an...

3 months ago | 0

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Answered
Use cmd to execute .exe
Use a fullfile function to read the files from whichever directory and /or drive they are located as shown below. out = filer...

3 months ago | 0

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I have calculated 4 standard deviation values for each row of a 4x3 matrix. How to convert these 4 values into a single standard deviation value for the whole matrix?
a=[2 3 5;12 67 54;3 7 8;14 9 23] b = std(a,0,"all") Use the *all* option to get the SD for whole matrix

3 months ago | 0

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is possible to update parameter function ?
call the function xx inside the Main function using a loop. This would repeatedly call the function xx and update the value of...

3 months ago | 0

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fun is doing odd things
fun is defined as anonymous function with two input parameters. In the 1st approach, you are defining both parameters as argume...

3 months ago | 0

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Normalized Wind Rose Plot help
One way is to use the data for air pollution concentration directly and compare with direction data as shown below Data = load(...

3 months ago | 0

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Comparing two tables and replacing categorical column, row wise.
Hi @Giridhar sai pavan kumar Konduru, Here's one way to compare Label columns from two tables. Do you also want to add the ...

3 months ago | 0

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In app designer the timer call back keeps running after xing out of application.
can you try placing the delete(t) inside the timercallback function ? function startupFcn(app) %Creating timer object ...

3 months ago | 0

Answered
Average every 3 rows of 1 column in a 12 x 8 array
Data = [ 34 6 4 -6.60874766440390 -40.7725049965035 16217 0.289000000000000 1.02200000000000 35 6 5 -6.54326464638770 -40.5611...

3 months ago | 0

Answered
Dimensionality error with plot
Pdata = reshape(pressureData(1,1,:),1,[]) plot(t,Pdata)

3 months ago | 1

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Incorrect argument data type or missing argument in call to function 'sqrt'.
clc Lc0 = ureal('Lc0',4.2e-3,'percent',10) Lg0 = ureal('Lgo',2.5e-3,'percent',30) Cf0 = ureal('Cf0',8e-6,'percent',10) ...

3 months ago | 0

Answered
Filtering out y values
Here's what you can do to filter y values from a dataset , by applying a condition x = 0:8e4; y = 20*rand(length(x),1); scatt...

3 months ago | 0

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Answered
regarding matlab simulink.
Hi @LAXMIDHAR, Delete any files that are previously named untitled in your parent and/or working directory. Close all previ...

3 months ago | 0

Answered
Adding more circles to the scatter plot legend
If you want different colors, call the scatter function seperately for each point. Currently, you are assigning the same color ...

3 months ago | 0

Answered
How to remove zero from float value.?
x = [0.9093 0.9074 0.9014] vpa(round(x,1),2)

3 months ago | 0

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