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Solving 3 unkowns with 3 knowns
What you have are not linear equations so they cannot be solved in Ax=b form. You need to use a solver for nonlinear equations. ...

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A simple question about undefined function error
You need to make sure that the function |ruzgaruretimi| are on your path. It should also expect double inputs. If it does, try t...

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Objective Orientated Programming in Matlab
Are you referring to object oriented programming? The user's guide in MATLAB documentation can get you started. You can find tha...

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How can I perform a linear regression analysis with the equation y=a(x-b)?
This is essentially the same as fitting y=ax+b since it can be written as y=ax+b=a(x-(-b/a)). So all you need to do is to fit y=...

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Time delay - Cross Correlation Situation
The order basically determines which one is the reference, but you need to set your lag right. The delay between the two is basi...

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Drawing a sphere inside a sphere?
You can add alpha(0.5) after you plot the first one.

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How do I get the indices of non-empty cells from a cellstr array?
Here is an example x = {1,[]} find(~cellfun(@isempty,x))

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how to do digital filter on this EEG data
Is your sample_rate 50K? If so, your filter is huge at the order of 1 million. This is way too long. |fir1| uses window metho...

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Publishing a class definition to html
If you don't care whether the class can run or not, I think you could use the markup for highlighted code sample http://www.m...

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How to use ' bar ' plot function to plot bars with oblique line in them?
This may be helpful to you http://www.mathworks.com/matlabcentral/fileexchange/1736-hatched-fill-patterns

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Strange If- else statement issue
There are several issues. # k(1,t) < 10 returns a vector, not a scalar # Similarly, Ca(t) is a vector. # It looks like you...

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modelling a monostatic radar
Hi Keketso, For question 1, the solution I provided is independent of the approaching direction of the input signal, if that'...

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MATLAB code to distribute commercially
Do you have MATLAB Compiler? That could be one way to package your software as a stand alone application.

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Elliptical filter magnitude response with order 2,3,4
see the answer in your butterworth filter question and read the following documentation help ellip

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Magnitude response of Chebsev filter for Type1 and Type2
see my answer in the other post and read the following documentation doc cheby1 doc cheby2

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Butterworth filter frequency response with 2nd order, 3rd order and 4th order figures
Just as an example [b1,a1] = butter(2,0.5); [b2,a2] = butter(3,0.5); fvtool(b1,a1,b2,a2)

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Convert cell to double
Your C already contains numbers, so those cells are invalid for str2double C(~cellfun(@isnumeric,C))={nan}

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Find pulse width and cycle & .mfile read/plot
The functions pulseperiod and dutycycle assumes that the signal is bi-level and they are statistical measurement. Therefore, wha...

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Does Matlab use a QR or LU decomposition when solving a matrix equation?
There are actually some information regarding you question in the documentation http://www.mathworks.com/help/techdoc/ref/mrd...

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up sampling a matrix with non-zero elements.
You can use |kron| A = [1 2;3 4]; B = kron(A,ones(3))

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Find row in matrix.
[tf, index]=ismember(A,B,'rows');

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Best way to remove UNWANTED 50Hz from the signal vector
You can use a notch filter. See documentation and example below http://www.mathworks.com/help/toolbox/dsp/ref/iirnotch.html ...

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How does one model a rotating antenna for an ATC radar in phased array?
Hi Keketso, Phased Array System Toolbox currently does not have built in support for rotating motion. However, it is possible...

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How to tell if two signals are similar
Perhaps you are looking for a scalar quantity to represent the similarity between two signal as is? If that's the case, you basi...

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Creating a N-Dimentional matrix from a 2 Dimentional matrix
a = [1 2 ;3 4] b = reshape(repmat(a(:),1,100),[size(a) 100]);

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Replace nan's with blanks
B(cellfun(@isnan,B)) = {[]}

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how do i run my signal through a filter i designed with filter design tool
Please format your code in your question. I'm not sure what you mean by plot(h,'nik') but if you want to filter the sign...

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Convolution using filter: implementation
Your b and a represents an IIR filter while your g represents an FIR filter. Depending on what your original coefficients are, o...

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for loop in matrix names (Syntax)
try eval(sprintf('ret%d',g)) But please read the following link http://matlab.wikia.com/wiki/FAQ#How_can_I_create_var...

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How can I convert values in a cell array into a form that can be used for calculations?
x = cellfun(@str2num,y,'UniformOutput',false)

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