How to plot polar curve in both upper and lower half region?
Change Polar Axes Limits By default, negative values of the radius are plotted as positive values in the polar plot. Use rlim t...

1 year ago | 0

changing the structure of a matrix according to a characteristic matrix
Use elementwise (.) operator : Xa=[0 1 1;0 0 1;1 1 1] b=[9 8 7;3 2 7;4 5 3] b.*Xa

1 year ago | 0

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how to import average and maximum data from excel sheet .
[~,Num,Data]=xlsread('solar02.xlsx'); %Average values greater than zero Average = mean(Data(2:end,3)>0); %Maximum max(Averag...

1 year ago | 0

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To run mex function you need c-compiler. simply open command window and type: mex -setup If c compiler is available this comma...

1 year ago | 1

Transforming a script into a function with multiple inputs
%load data myfilename = 'Example.csv'; month = 1; trial(myfilename, month); function trial(myfilename, month) data=readta...

1 year ago | 0

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how do I apply an if statement to each row of a column vector?
Try this: R = [0.1:0.1:1]; step=zeros(1,length(R(:))); for n=1:length(R(:)) if R(n)<0.5 step(n)= -1; elsei...

1 year ago | 0

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You can use 'int2str' for i=1:400 run_i=['C:\Users\unknown\run_',int2str(i)]; end %or for i=1:400 run_i=strcat('C:...

1 year ago | 0

Make a movie from series of Fig file
Try VideoWriter video = VideoWriter('Movie.avi'); open(video); folder = 'D\Folder'; str = int2str(i); for i=1:N Image...

1 year ago | 0

How to read multiple image directory with for loop
1 option could be: if i>9 str = strcat('\','image_00',str,'.png'); end

1 year ago | 0

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Nested If Statement HELP
Use elseif: prompt = ' enter a value between 0 and 100 ' ; x = input(prompt) ; if x >= 90 && x <= 100 disp (' Grade is A...

1 year ago | 0

Iteration output won't show in a plot
Try this: format long; disp('Number of Iterations Approximate Value') xData=1; n=1; fprintf('\n%d ...

1 year ago | 1

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Plot multiple histogram within 1 function
[~,ErrorLength]= size(out); for i =1:ErrorLength hold on histogram(out(:,i),'normalization','pdf') hold off end...

1 year ago | 0

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How can I see all of toolboxes?
one option to see all toolboxes: Go to command window and type to list out all installed toolboxes on your machine. ver

1 year ago | 0

Running a for loop for a function across two variables
looks like your function is 2 input arguments and 2 output arguments: function [Tatm, Tsurf] = modelwithatm(lwabsorbedatm,surf...

1 year ago | 0

Find maximum among the elements in the matrix lower than 80% of max element of entire matrix
%Try this: Result = A(A<(0.8*S))

1 year ago | 1

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How to check user input data using letters
you could try this: function HumanInputFxn(~) Good=0;%initilizes loop variable while Good<1 Letter_Input=input('Enter c...

1 year ago | 0

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How to overcome this error?
%Example: a=[1 2 3 4] B= [a;0] %This throws an eroor as you mentioned %Correct concatenation B=[a,0] %or B=[a';0]

1 year ago | 0

need to write values on contour plots
these examples may help you: %1 f = @(x,y) exp(-(x/3).^2-(y/3).^2) + exp(-(x+2).^2-(y+2).^2); fc = fcontour(f); fc.LineWidth...

1 year ago | 0

How can I import data to simulink from the workspace
The data available in base workspace can access your simulink model during simulation. If you would like to provide timeseries ...

1 year ago | 0

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Classify imported files from multiple folders into cell array
You could try this example. load test.mat; folder={files.folder}; name = {files.name}; for i=1:6 Data{i} = name(conta...

1 year ago | 0

values calculated from avector
exp fumcion is available in matlab. The s1 & s2 syntax you written can directly be used. s=[a b]; s1=exp(s(1)); s2=exp(s(2));...

1 year ago | 0

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Eg. If you have bus objects now in 'Dictionary.m' file, You can use 'PreaLoadFcn' function or 'PostLoadFcn' to load bus objects ...

1 year ago | 0

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Using loop to create multiple variables
you can try this: %b is a vector contains values from 1,2,3....to 16. b = 1:16; A=2; % A is a scalr whose value is 2 for i ...

1 year ago | 1

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Assigning a variable according to file name..
Example: Track = 2; File = 2; Filename = {}; for j=1:(File) for i = 1:(Track) Filename{end+1} = ['SimulationFi...

1 year ago | 0

Why do I get NaN result?
Values within gradf function for n=32 becomes infinite ('inf') and hence results are NAN (Not a number).

1 year ago | 0

How to modify the markers of a figure of the decaying function are squares instead of circle and set the line width of the other sinusoid to 2 instead of 4?
x = 0:pi/20:4*pi; plot(x, sin(x),'LineWidth',2) hold on plot(x, exp(-0.1*x).*sin(x),'s') hold off

1 year ago | 0

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How to import excel sheet with Dates/Time in the first column

1 year ago | 0

Why I got this error
You can use assignment operator (=) sinle equal to rather than double (==): Eg: yy = voy*1 if pilihan == 1 yy = voy...

1 year ago | 0