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issue creating loop with matrix multiplication
What are you trying to save out of the loop? If you want to save the RotAll for each element of heading, pitch and roll, do: ...

13年以上前 | 0

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getting error: Undefined function 'ge' for input arguments of type 'cell'.
target=0.2; vi=cellfun(@(x) x>=target,data(:,63)); data(vi,:); data3 = data(vi,:);

13年以上前 | 0

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Why doesn't this program work?
I don't see the problem?? The code appears to behave exactly how it is programmed. The one thing I think stands out is the com...

13年以上前 | 1

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How to convert a string of characters to numbers?
str = '1 0.013 0.0156 -0.104 0.0376 0.0624 0.132 0.132 Bla'; T = regexp(str,'-*\d*\.*\d*','match'); V = cellfun(@str2d...

13年以上前 | 0

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fsolve does not work when combining functions
Why won't this work? sumf = @(k) f1(k(1))+f2(k(2))+f3(k(3)); sumf([1 2 3].') fsolve(sumf,[3;1;2])

13年以上前 | 0

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Anyone know how to input a string into a for loop?
You should use a cell array instead of a character array: temp1 = {'1991/05/19 13:00:00','1991/07/19 13:00:00'}; t...

13年以上前 | 0

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Help with GUI Table
This creates a table. Once it is created, edit some of the cells until you are content. T = uitable('data',magic(3),'colum...

13年以上前 | 0

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Replacing parts of a matrix randomly
Before your loop define: X = [3 4 5 7 8 9]; Then when to pick your b, simply do this: b = X(randi(6,1,1)); Thus ...

13年以上前 | 0

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Uitable column with popupmenu format returns NaNs rather than selection
Try this out: fmt = {'A' 'B' 'C' 'D'}; uitable('Data',{'A';'A'},... 'ColumnEditable',true(1,2),... ...

13年以上前 | 1

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intersection of two tables question
A(all(~cellfun('isempty',B),2),:)

13年以上前 | 0

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Quick vectorization question (for loop)
I hope you are pre-allocating your mstd vector. Other than that, this is about 6 times faster. I didn't compare to stdfilt. ...

13年以上前 | 1

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how to rotate x-ticklabel for date?
Did you forget to download the function and put it in a folder that is on your path? <http://www.mathworks.com/matlabcentral/...

13年以上前 | 1

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How to use ISNAN function?
A = [3 nan 4]; isnan(A) Are you wanting to check whether i+2 or 11 is a nan? Well we know that 11 is not a nan, so let'...

13年以上前 | 2

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Is randperm() consistent under different hardware platform, OS, MATLAB versions?
Let's test it out! What do you get? Post in a comment... % r2011b, Windows 7, 64bit maxNumCompThreads=4 rng(678) ...

13年以上前 | 0

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Error: Undefined function 'plus' for input arguments of type 'cell'
You cannot add cell arrays, just as the error states. Cell arrays are a little different than numerical arrays, and you need to...

13年以上前 | 2

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Read blank row as 0
Blank rows are read as nans with xlsread. So use N(isnan(N))=0

13年以上前 | 1

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Explicit integral could not be found.
Are you sure about those limits? Here is how one would ordinarily solve such a problem numerically. Note I use limits 1-y an...

13年以上前 | 0

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How to construct a table with several matrices
The closest you can come is to put each element of each Sigma into the items in a popup. Sigma1 = [1 0.5; 0.5 1]; Si...

13年以上前 | 0

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All possible combinations (subgroups vary in size) of elements in a vector
This might be what you are looking for: <http://www.mathworks.com/matlabcentral/fileexchange/24185-partitions partitions> ...

13年以上前 | 1

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Assigning a value to a new iterate and keeping track of iterate numbers.
Don't program this way! Your code will be easy to break, hard to debug and slow. Use Cell arrays or structures instead. <h...

13年以上前 | 0

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Can I return the values generated in the 'if'?
What loop? An IF statement is not a loop. Are you saying that you want to find out what x is passed to TestFunction by Run_Tes...

13年以上前 | 0

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How to access the subfield of the variable(field type) stored in the array
This is not the way to store them in a structure. Instead you could do this: save('myvars') clear A = load('myvars...

13年以上前 | 0

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Double integration problem (can not use symbolic math tool box)
You have a couple of errors. One is you didn't define the base recursion functions to be functions but doubles - this is where ...

13年以上前 | 0

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My goal is to find how many times the iteration takes to have a tolerance of 10^-5 where g(x)=x
You need to switch the order of assignment of x0 and x1 inside the loop. You first define x1, then say x0=x1. So the differenc...

13年以上前 | 0

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How to start using the Data Acquisition Toolbox?
What does this return: daq.getVendors

13年以上前 | 1

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can any one solve the Integration of following expression?
Do you have the symbolic toolbox? If not, use the <http://integrals.wolfram.com/index.jsp online integrator> from Mathemati...

13年以上前 | 1

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Distribute the subplots to two different figures
% First the subplots figure s(1) = subplot(1,2,1); plot(1:10) s(2) = subplot(1,2,2); ezplot('x.^2') % Now mo...

13年以上前 | 1

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Generating random variables from normal distribution
A <http://mathworld.wolfram.com/NormalDistribution.html normal distribution> is defined that way. A normal distribution has num...

13年以上前 | 0

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Problem with uiwait and uiresume
You need to update the structure with the GUIDATA function. guidata(gcbf,handles)

13年以上前 | 0

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How to make integral of Hankel function at infinite?
This one is easy. Because: besselh(1,0,x) % Zero for all x. we know the integral from 0 to inf is 0.

13年以上前 | 0