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How to reproduce MATLAB's normal distribution random numbers?
I did a quick search, and found <https://github.com/numpy/numpy/issues/2047 Patch with Ziggurat method for Normal distribution (...

9 years 前 | 0

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Calculation from user input with blank cells
The answer depends on how you would calculate the ratio |Mo| for fewer gears. If, say, the user omits Gear 3, do you want to sim...

9 years 前 | 0

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how to find the minimum value based on two independent value
I'm going to assume you're really trying to minimize a function of two variables and show how you can explore it to get some ins...

9 years 前 | 0

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Issue finding numerical error (problem with MATLAB's precision?)
That pesky MATLAB - getting more accurate all the time! Here is an example that I got from the blog article <http://matlabgeeks....

9 years 前 | 0

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Add folders and subfolders to projrct through script
See <http://www.mathworks.com/help/matlab/ref/mkdir.html mkdir>.

9 years 前 | 0

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Accessing Cell Array elements
I'm not sure I understand all the details of what you are trying to do, but I can show you with an example how to modify the sec...

9 years 前 | 0

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symbolic cubic polynomial solver
I ran the same code and got 3 solutions: syms x a xsols = solve(x^3+x^2-x+a,'real',true); size(xsols) ans = ...

9 years 前 | 0

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what is the equivalent matlab function for the operator || || ?
You're probably referring to the <https://en.wikipedia.org/wiki/Matrix_norm matrix norm>, which is a generalization of the idea ...

9 years 前 | 0

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Subscripts in MATLAB Legends
I'm beginning to think you should submit a bug report. However, maybe you'll get more consistent results with h=legend('$e_...

9 years 前 | 1

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How is it possible that matlab solves two simultaneous equations which have relation to each other? I am very new with matlab and can not get it done. I want to solve several equations with the euler method bot always get errors.
You could just write Pg = 1; but a better way, since you know how large the vector will be, is to preallocate the memor...

9 years 前 | 0

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How Can I establish a raking scale of variables within an array?
Your ranking scheme is somewhat unusual because usually the ranking does not have any gaps in it. That would be easy to implemen...

9 years 前 | 0

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Matrices with Polynomial Entries functions
Maria, is the matrix inverse your goal, or are you using it for some other purpose? A common mistake is to solve a linear equati...

9 years 前 | 0

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Use dynamic "offset" in a for-loop
It would be better to use a |while| loop to increment |t| directly: t = window; while t < numel(m) % increment t ...

9 years 前 | 0

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Stop permanently execution of codes under a Callback using another Callback
Reena, have a look at <http://www.mathworks.com/matlabcentral/answers/101649-how-can-i-interrupt-a-callback-and-not-come-back-to...

9 years 前 | 0

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Extract certain rows from matrix
Assuming you read the other data file into |another_matrix|, the answer is extracted_data = another_matrix(loc); I sugge...

9 years 前 | 0

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How can I plot using a string in MATLAB?
It's not necessary to have all those conditional statements. Just use indexing: function plotting_fcn(idx) % Note: idx cou...

9 years 前 | 1

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Is it possible to solve a pair of two equations for four unknowns
Since the answer is not unique, just pick x=y=1 and solve the linear equation to get A and B: [12.12 2.35; 8.55 6.44]\[6.20...

9 years 前 | 0

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Amplitude adjustment on integral
Just calculate the integral (see <http://www.mathworks.com/help/matlab/ref/integral.html integral>), say q = integral(fun,x...

9 years 前 | 0

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LaTeX interpreter on a legend
You could try setting the interpreter to LaTeX: legend(ar, 'Location','best','Interpreter','latex') For this to work...

9 years 前 | 1

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Index out of bounds
The variable name |filename| is probably |char|, not numeric. Suppose you define filename = '12'; Then if you view the s...

9 years 前 | 1

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inflection point on sum of sinusoids
If you define a vector A = [A1 A2 ... An], and analogous vectors |w| and |p|, then in MATLAB y = sum(A.*sin(w*t+p)); and...

9 years 前 | 1

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using ODE45 with condition
You can use <http://www.mathworks.com/help/matlab/math/ordinary-differential-equations.html#f1-669698 event location> to run |od...

9 years 前 | 1

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I have a for loop that makes one particle take 1000 random steps. How do i make this happen for 1000 particles?
This is a 2D random walk, and it helps to use variable names that reflect this. It is more efficient to generate a lot of random...

9 years 前 | 0

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How to generate pn-sequence in matlab?
You might not have to reinvent the wheel. If you have the Communications Toolbox, you could use <http://www.mathworks.com/help/c...

9 years 前 | 0

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covariance of 3 D matrix
Probably what you need is in this discussion of <http://www.mathworks.com/help/mbc/mbccommandline/covariance.html covariance>.

9 years 前 | 1

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For loop of distance equation returning a confusing output
When something is going wrong, it's a good idea to look at the intermediate results. You could use the <http://www.mathworks.com...

9 years 前 | 1

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Attempt to reference field of non-structure array.
Suppose we start with the example from your link: array = [12 1 10 2 7 11 4 14 5 0 9 15 8 13 6 3]; To eliminate the zero...

9 years 前 | 0

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Implicit system not working
Guillaume, sorry that it has taken so long for someone to respond. If your goal is to find beta and theta for each value of ...

9 years 前 | 0

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Indexing error in function code.
You'll get the same error with this code snippet: h = logical([1 0]); B(2*h) or, for that matter, just B(0) T...

9 years 前 | 1

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Solving 4 equations and 4 unknowns - help please
I think that you are misinterpreting the theta-beta-M equation. It does not involve initial and final conditions because the bou...

9 years 前 | 0