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How to pass extra parameters while using lsqcurvefit?
Create your subfunction to accept the input parameters: function output = AsphereLSQSub(param,xData,Kg,Ag,Bg,Cg,Dg); CC=par...

plus de 14 ans il y a | 1

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Error:Subscript indices must either be real positive integers or logicals.
Try the command which real I suspect that you have a variable defined in your workspace that is named real when you are ...

plus de 14 ans il y a | 0

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How to create a histogram plot with unequal bins?
b = -3:2; % specify bin centers n = hist(a,b) % generate numbers to populate bins bar(b,n) % plot the resul...

plus de 14 ans il y a | 0

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Curve fit tool and log scale
I think you're looking for the function <http://www.mathworks.com/access/helpdesk/help/techdoc/ref/semilogx.html SEMILOGX>.

plus de 14 ans il y a | 0

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Hump-day puzzler - Unknown Function
I get the sense that this is not exactly what the user did, but this seems to do what is expected as a first try: F=@(x) eval...

plus de 14 ans il y a | 2

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finding NON in matrix
I'm going to assume that you mean NaN. You can use the <http://www.mathworks.com/access/helpdesk/help/techdoc/ref/isnan.html IS...

plus de 14 ans il y a | 0

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Single-byte characters?
You can try the function <http://www.mathworks.com/access/helpdesk/help/techdoc/ref/unicode2native.html unicode2native> which wi...

plus de 14 ans il y a | 0

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summation
d = randn(64,1); s = sum(abs(d))

plus de 14 ans il y a | 0

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Problems using "digitalio" with National Instruments NI 9401 CompactDAQ-Modul
This statement is because the NI 9401 device is not supported. Here is a list of <http://www.mathworks.com/products/daq/support...

plus de 14 ans il y a | 0

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find peaks.
Try <http://www.mathworks.com/access/helpdesk/help/toolbox/signal/findpeaks.html FINDPEAKS>: [Xm Im] = findpeaks(X1) Fm = F...

plus de 14 ans il y a | 0

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how to setup matrix with random unique combinations
If the columns and rows must all sum to 1, then try this: M = eye(4); M = M(:,randperm(4));

plus de 14 ans il y a | 1

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copy graphic to Excel
hf = figure; surf(peaks) print('-dmeta',hf)

plus de 14 ans il y a | 0

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Problem finding max value of column of an Matrix
A = [ 0 1 2 3 4 25 6 7 8 9 ; 9 5 1 20 3 6 4 7 8 5]' c1 = A(:,1) == max(A(:,1)); c2 = A(:,2) == max(A(:,2)); A = [c1 c2];...

plus de 14 ans il y a | 0

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How to create a matrix out of single inputs in a loop?
Just change the line that defines B to this: B(a)=input('Enter the grades: '); This will result in a vector for B.

plus de 14 ans il y a | 0

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String array and Numeric values
In your original code, you should change the line after the else statement to: NumRes=find(Nums==str2num(tst))

plus de 14 ans il y a | 1

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pasting row elements as matrix
I think that you would like something like this: N = 10; C = repmat(b11,[1,1,N]); C = permute(C,[3,2,1]); % to bring it t...

plus de 14 ans il y a | 0

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How do I add refreshable text label to my plot?
I tried the following and it worked: h = text(1,1,'hi there') delete(h) So I'm wondering if you would be able to show a...

plus de 14 ans il y a | 0

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Use a different colormap for two images
Each figure has its own colormap, so you wouldn't be able to have two images in the same figure with one colormap. You may have...

plus de 14 ans il y a | 1

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Solving a system of linear equations question.
First, set the equations up as matrices. So, if you had the following equations: 5*x + 2*y = 10 x = 2 You would conver...

plus de 14 ans il y a | 0

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legend in subplot
You cannot have a legend that pulls data from more than one subplot. However, you can plot all the data in one subplot, then se...

presque 15 ans il y a | 0

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ODE solver for stiff system with 1 variable close to 0
Try using <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/odeset.html ODESET> with the NonNegative property set.

presque 15 ans il y a | 0

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replacing numbers in columns
If your array is named A, you can apply the function <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/isempty.html ISE...

presque 15 ans il y a | 0

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problem with datenum
I believe that the error is being thrown when you are trying to create datenumber. This could be because date contains a cell a...

presque 15 ans il y a | 3

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Display an imagie in 1:1 scale (pixel-for-pixel)
Try the <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/axis.html AXIS> command: axis image

presque 15 ans il y a | 1

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Marking indexes
I think that all you want to do is this: x = [ 1 7 12 16 ]; y = zeros(1,20); y(x) = 1 If y is rather large, you ca...

presque 15 ans il y a | 0

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15 minutes intervals
I imagine that the date and timestamps look something like the following varibles. date = { '19.10.09' '1...

presque 15 ans il y a | 1

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Create a Menu From Excel Data
You can read the strings from the cells using <http://www.mathworks.com/help/releases/R2011a/techdoc/ref/xlsread.html XLSREAD>, ...

presque 15 ans il y a | 1

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Appending dataset of varying length
You can merge datasets using the <http://www.mathworks.com/help/releases/R2011a/toolbox/stats/dataset.join.html JOIN> function.

presque 15 ans il y a | 0

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How do I imread stimuli from a randomised array
You may wish to try by simplifying the code a bit. Try the following lines to see if you still get the same error message. ...

presque 15 ans il y a | 0

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Plots
If you add the following block of code to the end, it will show the wave propagating along the x-axis, but I don't think this is...

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