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GUI data sharing problem?
Put the call to UIGETFILE in the callback for the pushbutton. Then immediately after the return, simply use the open the file a...

quasi 14 anni fa | 0

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In plotting Y(x)=10^x, for x=0:5 matlab gives y-axis tick labels as 0 1 2 3 4 and last as 5 x 10^5. How can I get all tick labels as 10^x?
You could use the MATLAB logarithmic plotting routines: x = 0:5; semilogy(x,10.^x) % Also, see SEMILOGX, LOLOG

quasi 14 anni fa | 0

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Bin my Data set
v = data(:,2); % Velocity mv12 = mean(v(v>=1 & v<=2)) % Mean of velocity on [1 2].

quasi 14 anni fa | 0

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adding every element of an array with every element of another array?
A = 0:4; B = 10:16; bsxfun(@plus,A,B')

quasi 14 anni fa | 0

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how to change a number randomly???...
labels(randperm(numel(labels)))

quasi 14 anni fa | 0

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I have a curve which follows the relation P(f)=P(o)f exp(-a). How can I get the value of 'a'. Please help me bi giving your valuable solutions
a = -Ln(P/(P_0*f))

quasi 14 anni fa | 0

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white grid on black axes?
set(gca,'col','k','xcol','w','ycol','w')

quasi 14 anni fa | 0

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How can I substitute a function into another equation to plot the answer?
f = @(a) (2048 + 128*a.^6 + a.^12 + sqrt(16384 + 2048*a.^6 + 80^12 + a.^18)).^(1/3); r =@(a) (1/16)*( a.^4 + a.^8./f(a) + f...

quasi 14 anni fa | 1

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How can I count the number of occurences of elements within vectors from randsample?
POP = 'abcdefghijklmnop'; N = 1000; M = 5; x = zeros(N,M); for a = 1:N x(a,:) = randsample(POP,M); % Eac...

quasi 14 anni fa | 0

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how to assess the standard error of coefficient estimates with regress function
Was your other question answered sufficiently? If so, please accept the answer and close that question before asking it again.....

quasi 14 anni fa | 0

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array shifting problem, help
V = [6 5 4 3 0 1 2 4 0 0 0] V = [V(2:end-1) 0]

quasi 14 anni fa | 0

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Find a row in a matrix in faster way
Here is a faster method, in the script I use to compare: M1 = rand(1000,8)>.5; M2 = rand(1000,8)>.5; tic % M...

quasi 14 anni fa | 1

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Why after plotting on axes the ButtonDownFcn doesn't work?
>> AxesH = axes('ButtonDownFcn', 'disp(''Axes click!'')'); Axes click! Axes click! >> plot(1:10) % Now clicking doe...

quasi 14 anni fa | 2

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Using multiple strings to name a variable
*Don't do it!* It is highly recommended that you do not create variables this way, as you will have no end of trouble dealing w...

quasi 14 anni fa | 1

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How to calculate R-square using robust linear regression function
[brob, rob_stats] = robustfit(x,y); rsquare = corr(y,brob(1)+brob(2)*x)^2

quasi 14 anni fa | 0

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i have two array x=[1 6 8 9],y=[3 6 9 14],then i plot (x,y) in matlab. i have no linear equation of x,y. i have only above array of x and y. if value of x is 4 then what is the value of y. is it possible using logic?
x=[1 6 8 9]; y=[3 6 9 14]; interp1(x,y,4,'linear')

quasi 14 anni fa | 1

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Error: 'model' parameter must be a string."what should I do?!!!
From the help (which you can read too!): _SimOut = sim('MODEL', PARAMETERS) simulates your Simulink model, where 'PARAMETERS'...

quasi 14 anni fa | 0

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How can I change axes labels?
set(gca,'ydir','normal')

quasi 14 anni fa | 0

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Simple question about vector remainders
y = mod(x,20).*(x>20) % if no x>40 Or if some value may be greater than 40, y = max(x-20,0)

quasi 14 anni fa | 1

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Risposto
surfs and meshplot problem
[M,EPS] = meshgrid(1:30,11:40); v = 3; Z = exp(M.*log(EPS)+v.*EPS); surfc(M,EPS,Z) set(gcf,'render','zbuf')

quasi 14 anni fa | 0

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Unwanted figure transparency in Windows 7
It might help if you set the renderer to zbuffers. set(gcf,'render','zbuffers') But if you have any transparent graphi...

quasi 14 anni fa | 0

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how to do a TRENDLINE (polyfit?how?)
See the help for the <http://www.mathworks.com/help/matlab/ref/polyfit.html POLYFIT> function. I see you edited the question ...

quasi 14 anni fa | 0

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Print a message if a condition is met
x = [1;2;3;4]; p = [1.5;3.5;3.2]; idx = x(1:end-1)<p & p<x(2:end); SOL = p(idx)

quasi 14 anni fa | 0

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Key presses associated with colour
I have no idea what you are doing by looking at the code as there is too much left out. But from your description, this _might_...

quasi 14 anni fa | 1

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Hello! How can I make MATLAB return the smallest, positive, purely real value from a column matrix?
Uf = [0.84888 + 0.74301i -1 0.31434 + 1.1736i 0.31434 - 1.1736i 3 -0.4...

quasi 14 anni fa | 3

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How to find the location of a minimum value in cell array?
L = cellfun(@(x) find(x==1),q,'Un',0); Now L has all the information you need.

quasi 14 anni fa | 0

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How to create a personalized colormap?
You can easily do it. Make the surface go from white to red as you say... peaks(100); set(findobj('type','surf'),'e...

quasi 14 anni fa | 0

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Sum of previous elements in a matrix(dynamic way)
Say your matrix is like: A = [1 2 3; 4 5 6; 7 8 9; 10 11 12; 13 14 15; 16 17 18]; ...

quasi 14 anni fa | 0

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Change Default White for Zero in Contour Plot
That produces no contour plot at all... C = contourf(longitude,latitude,temp) Warning: Contour not rendered for constant...

quasi 14 anni fa | 0

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Plotting [1,n) cell arrays against each other
Try your code without calling the AXIS function. Judging by your data you do not have cell arrays, you have numeric arrays and ...

quasi 14 anni fa | 0

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