Question

Two fields Tooltip and TooltipString duplicating each other.
I was playing with my GUI exported by GUIDE from fig-file and found that there are two fields in object properties containing th...

5 years ago | 1 answer | 0

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3d dimensional surface
v = [-2:0.1:2]; w = [-2:0.1:2]; [X,Y] = meshgrid(v,w); Z = 6*X.^2-4*X.^2.*Y.^2; figure(3); surf(X,Y,Z)

5 years ago | 1

Answered
How to combine plots on subplot?
figure(1) clf subplot(3,1,1) hold on plot(temp1,black1,'ko-'), plot(temp1,white1,'go-'), plot(temp1,pol1,'bo-'), plot(t...

5 years ago | 0

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Answered
How do I plot from multiple mfile into a same figure
Add "hold on" In your mfile2 anywhere before "plot(xfit,yfit)" : figure(2); %figure 2 hold on

5 years ago | 0

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Low pass filtering in frequency domain
fft(x) usually returns a complex value. X_Mag = abs(fft(x)); - from here you are losing the information about the real and imagi...

5 years ago | 0

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Need help plotting multiple graphs in one UIAxes
Your if-statement is returning only one option. Try the following way: function GraphbButtonPushed(app, event) x =...

5 years ago | 0

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I am trying to create a surface plot with nested loops and am getting the error "Z must be a matrix, not a scalar or vector."
Try something like the following (z must be a matrix): for m = 1:10 x(m) = m; for n = 1:10 y(n) = n; ...

5 years ago | 1

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Question

Is there the more elegant way to do this?
I would like to call arguments of function from a string or cell array. For example, this code works as I want: function te...

10 years ago | 2 answers | 0

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Question

Why Matlab is not changing the name of the GUI window?
The names of my fig-file and main m-file are, for example, |'Version15.fig'| and |'Version15.m'| , however, after executing thos...

10 years ago | 2 answers | 0

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Answered
How to use the power operator in xlabel?
xlabel('A*R^{2/3}m^{8/3}')

10 years ago | 5

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How to read complex number from a *.csv file?
https://www.mathworks.co.uk/matlabcentral/newsreader/view_thread/239213 http://smallbusiness.chron.com/read-csv-matlab-50663....

10 years ago | 0

Solved

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

10 years ago

Solved

Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

10 years ago

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

10 years ago

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Add two numbers
Given a and b, return the sum a+b in c.

10 years ago

Solved

Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

10 years ago

Solved

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

10 years ago

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

10 years ago

Solved

Is my wife right?
Regardless of input, output the string 'yes'.

10 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

10 years ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

10 years ago

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How to display fit equation on plot?
txt1='b*x^m'; yL=get(gca,'YLim'); xL=get(gca,'XLim'); text((xL(1)+xL(2))/2,yL(2),txt1,... 'HorizontalA...

10 years ago | 0

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ndfun doesnt support complex numbers..
doc eig

10 years ago | 0

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maximum response of an image
You can try a simple code like this: A=[1,2,3; 6,5,2; 4,3,2]; B=[4 ,1,3; 2,7,1 1,2,4]; C=A...

10 years ago | 1

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How do I Interpolate on an array
X1=X(Y>=-350); distance=X1(end)-X1(1); if precision is not good enough you can interpolate the curve before this

10 years ago | 0

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Answered
How to put (tab delimited) text files together removing header text?
you can use this algorithm: fid1=fopen('fileName1','w');%open output file to write headers fprintf(fid1,formatSpec,H1,H2...

10 years ago | 0

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Interpolation of an array of values
Do you mean something like this? A = {[3 5 8 9 1 4]; [1 6 9 2 5]; [6 7 8 9 10 12]; [2 5 1 3 4...

10 years ago | 1

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Question

how to switch YLim from auto to manual using contextmenu
The following code works OK, switching y limit in Fig3_axes. plot_into3=handles.Fig3_axes; ylim_menu = uicontex...

11 years ago | 1 answer | 0

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[DISCONTINUED] MATLAB Answers Wish-list #2 (and bug reports)
I wish that questioner could have possibility to change his mind about his(her) acceptance decision. At least for a certain peri...

11 years ago | 1

Question

Is there any other way to do the job without using eval?
Matlab experts say ' eval is evil'. I use eval in the case when I read Edit Text data in GUI and str2double is not applicab...

11 years ago | 2 answers | 1

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