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Resuelto
Create an anti-identity matrix
Create an anti-identity matrix of given dimension. Examples n = 2 A = [0 1; 1 0] n = 3 A = [0 0 1; 0 1 0; 1 0 0...
alrededor de 10 años hace
Errors occurred during parsing of MATLAB function
The code you have posted may work just fine in MATLAB, but will not work in Simulink. Not all functions are supported for use in...
más de 10 años hace | 0
| aceptada
controlling what gets saved in command history
You could use the method described in <http://undocumentedmatlab.com/blog/changing-system-preferences-programmatically this post...
más de 10 años hace | 0
How to assign user entered values(integers entered in an edit text box) to an already user entered string in a listbox of MATLAB GUI? . Your support would be very useful.
You are creating a struct correctly. However, you should also get the handle to the point when you create it: h = scatter3(...
más de 10 años hace | 0
How to solve ODE with measured time series data?
The subscripted assignment dimension error is caused when you try to assign a vector of length 1651x1 to a 1x1 subarray of z_dot...
más de 10 años hace | 1
| aceptada
How do I connect points in a scatter plot with a line?
Don't use a for loop: x=[1,2,3,4,5,6,7,8,9]; y=[1,2,3,4,5,6,7,8,9]; hold on scatter(x,y,'X') line(x,y) o...
más de 10 años hace | 2
Allocation problem using fmincon
The syntax for |fmincon| is WW = fmincon(F,x0,A,b,Aeq,beq,lb,ub) In your code, the initial guess |x0| is a 6x3 matrix, ...
más de 10 años hace | 0
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Error in Using set_param
Try set_param('dummy/Constant','Value','50') Note that the value is also a string.
más de 10 años hace | 0
Second Order Differential Equations
You can rewrite that system with a constant mass matrix |M|. That is, the system above is equivalent to M * d/dt[x1; x2; x...
más de 10 años hace | 0
fmincon for optimal solution
So |F|, |lambda|, and |torque| are the variables, correct? Define |x = [F; lambda; torque]|. Then you can rearrange cons...
más de 10 años hace | 0
| aceptada
Hi, I'd like to adjust a set of points to an expression like this "E=c1*H+c2*H*T^(-2)+c3*T", please help!!...Thanks
This is a linear regression problem, since it is linear in the coefficients. Assuming |E|, |H|, and |T| are column vectors, you ...
más de 10 años hace | 1
How to define variables for nested functions
I assume |alpha| is a scalar variable. Then you can write |f|, |g|, and |G| as f = @(alpha) c11(alpha)*KI+c12(alpha)*KII; ...
más de 10 años hace | 0
EXTRACT NUMBER FROM A COMBINED STRING AND NUMBERS
If the number is bigger than 9, you can make a slight modification to the answer by David Sanchez: output = str2double(St...
más de 10 años hace | 0
how to separate the figures of specific number using matlab ?
Perhaps you want the characters converted back to numbers? If so, try n=123456789 str =num2str(n) strn = regexp(...
más de 10 años hace | 0
How can I use xlswrite to specifically write to a cell as text?
I don't have MATLAB in front if me to test it, but you could try adding a single quote before the string, as in xlswrite(...
más de 10 años hace | 4
| aceptada
How to find the value of a variable in MATLAB that exists on both sides of th eequal sign?
If you have the Symbolic Toolbox, you can use: >> syms n q r >> solve('2*n+q=n+r','n') ans = r - q
más de 10 años hace | 0
How to solve this without goto statement?
for(k2=1e3:1:1e5) for (w=18:1e-4:18.1) x1 = 1/(((-m1*w^2+k1+k2)*(-m2*w^2+k2) - k2^2))*k2*F*1; ...
más de 10 años hace | 0
how to make a matrix grow inside a parfor loop?
You could make |S| a cell array in the loop, then create a matrix afterward: somefunction = @(x)deal(x,rand(1)<0.3); S=c...
más de 10 años hace | 1
Enviada
Graphical editor for 1D Bezier polynomials
BEZEDIT(ALPHA) draws the graph of a 1D Bezier polynomial or arbitrary degree.
alrededor de 11 años hace | 1 descarga |
Pregunta
How can I run a model in rapid accelerator mode on Linux?
When running a model in rapid accelerator mode in Linux (RHEL 6.4), Simulink reports the model error "Unable to find an unused T...
más de 11 años hace | 1 respuesta | 0
1
respuestaHow many times does each number appear?
Like Cedric, I keep thinking of iterating over interval length. Another way to look at the vector |b| is as the sum of the outpu...
más de 11 años hace | 3
How many times does each number appear?
Jan Simon's solution is interesting because cumsum can be though of as an IIR filter, and so this idea can further improve the F...
más de 11 años hace | 2
How many times does each number appear?
You can avoid saving all of the intermediate intervals (e.g., [1 2 3 4]) if you just want the count: a = [1 4;3 5;4 7;6 8]; ...
más de 11 años hace | 1
I am not getting the plot graph for this equation.
Presumably you want array division instead of a LS solution. Try s=A+((B*exp(-1.001*((x.^2) + 100)))./((x.^2) +100)) % ...
más de 11 años hace | 0
| aceptada
Passing one element from array of structures
What is in |funct1|? If I define funct1 = @(s)s; then your code works without error.
más de 11 años hace | 0
Not Enough Input Arguments in line 2
You need to call this function with an input argument, as in: sumcheck(1) Of course, this is just an example. I have no i...
más de 11 años hace | 0
How can I sort an array of repeating elements
It depends how you want to store the sets. If you are comfortable with cell arrays, you can create one vector with the unique te...
más de 11 años hace | 0
Help! me set the subscript indices properly so the function can perform while loop iterations
Indices start at 1, so j=0; ... while (1.00<r(j) r(j)<0.99) is referencing a value that does not exist (the 0th val...
más de 11 años hace | 0
| aceptada
too many input arguments error
Where do you define ca2, cb2, ...? Do you need to get those from the value of c2 at each iteration of your loop?
más de 11 años hace | 0
ODE function will not call the OutputFcn
1. The OutputFcn should have the format status = myfun(t,y,flag) but your anonymous function takes a single input (status...
más de 11 años hace | 0
| aceptada
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