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Triangular wave form Up and Down sweep problem??
The beat frequency computed from upsweep and downsweep are meant to be different. It is that difference help you resolve the ran...

más de 13 años hace | 0

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How does MATLAB pick colors from Colormap?
You can see the order of color by doing get(gca,'ColorOrder'）

más de 13 años hace | 0

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Acoustic Beamforming Using a Rectangular Microphone Array
The error is because you are adding noise to the angle. I believe it's a typo. That line should just reads like this temp...

más de 13 años hace | 1

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Automotive Adaptive Cruise Control Using FMCW Technology using Triangular sweep
Hi Ali, I assume you are simply running the script for that demo. You are right that during the one triangle period consists ...

más de 13 años hace | 0

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Undefined function 'tf' for input arguments of type 'char'.
Do you have Control System Toolbox? What is the out put of the following command? >> ver

más de 13 años hace | 3

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Trying to make loop works.
Because you never update Y in your first loop so it keeps going down. You need to update Y value in the loop, for example Y...

más de 13 años hace | 1

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Bug, feature, or misuse? Issue with map container
Here is an example h1 = containers.Map({'X','Y'},{'X','Y'}) h2 = containers.Map(h1.keys,h1.values) h2('Z') = 'Z' h...

más de 13 años hace | 0

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how to have character replacement
Sounds like a sequencing problem. You can do it like this x = '11000100'; idx = bin2dec(reshape(x,2,[]).')+1; matchse...

más de 13 años hace | 0

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How to get the filter coefficients in the double format.
Do you want to simply display or you want the coefficients themselves? If you want only the display, then Walter's solution abov...

más de 13 años hace | 0

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subtraction of two signal in digital domain received from radar
Hi Lynette, I think you are talking about pulse canceller, which is a well known technique in MTI radar. Yes it can be used t...

más de 13 años hace | 0

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targeting a single piece of data from an array
min(min(x)) and max(max(x)) Or min(x(:)) and max(x(:))

más de 13 años hace | 0

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Avoiding for loops problem
sum(bsxfun(@minus,permute(A,[1 3 2]),permute(B,[3 1 2])).^2,3)

más de 13 años hace | 0

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sum function and add using loop
Here is an example that you have 10 elements and you add every two of them. x = rand(10,1); sum(reshape(x,2,[])).'

más de 13 años hace | 0

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Number of computations in xcorr and fft
I believe |xcorr| uses |fft| internally, so it is essentially two FFT and one IFFT. The computation complexity of FFT is well kn...

más de 13 años hace | 0

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How to segment a voice signal into frames of 256 samples?
Do you mean something like this? x = rand(1024,1); y = buffer(x,256);

más de 13 años hace | 1

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how to pass a 13 bit barker code through a matched filter?
13 bit Barker code is well documented, see http://en.wikipedia.org/wiki/Barker_code As to the matched filter, in theory, i...

más de 13 años hace | 0

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taking data from a matrix and summing to a new vector
Here is an example x = rand(40,8); sum(x(:,[3 4 5]),2)

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inserting vectors into a matrix
If your B is a 4x1 column vector, you can simply do A = [B A]

más de 13 años hace | 0

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How can I increase the text size of the MATLAB 2012b help documentation?
You can use Ctrl + to increase the font size.

más de 13 años hace | 1

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Plot for two range of x
Something like this? x = [0:0.01:1 nan 2:0.01:3] y = x./5 plot(x,y)

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MVDR fail with two identical target.
Hi Zohar, When you set the frequency of the second signal to 300 Hz, your two signals are identical. This represent the case ...

más de 13 años hace | 1

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How to find unique pages in a 3d matrix?
You can try to reshape it to 2D first, then remove duplicates. For example A = cat(3, [1 2; 3 4], [5 6; 3 4], [5 6; 1 2],[1...

más de 13 años hace | 1

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Bubble sort not working like I want it
This only gets the largest element to the bottom. You need another level of iteration to sort the rest of them.

más de 13 años hace | 0

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Maintaining function evaluation count in a class method
You should be able to do this with a handle class http://www.mathworks.com/help/matlab/matlab_oop/comparing-handle-and-value-...

más de 13 años hace | 0

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How can I add a date vector for the x-axis of a normal plot?
You should be able to use |datetick| http://www.mathworks.com/help/matlab/ref/datetick.html

más de 13 años hace | 1

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Sorting an array for real only solutions or getting rid of complex results using embedded matlab function
try Sol = R(~imag(R)) and see if it is what you want.

más de 13 años hace | 0

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i have a signal now i want to calculate the DC values of it
Theoretically, the DC component is simply mean(s1) If this is not what you want, could you elaborate a little more what ...

más de 13 años hace | 0

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linear chirp signal generation ?
It should be cos(2*pi*f.*t) instead of cos(f)

más de 13 años hace | 0

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Help to generate radar chirp signal
I suggest you to take look at Phased Array System Toolbox if you have access to it. http://www.mathworks.com/help/phased/ref/...

más de 13 años hace | 0

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How to connect two digital filters in series?
You can use |dfilt.cascade| to achieve this http://www.mathworks.com/help/signal/ref/dfilt.cascade.html

más de 13 años hace | 0