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How can I loop an array from the end to the beginning, with a while loop?
ii = length(array); while (ii>0) disp(array{ii}); ii = ii-1; end

casi 14 años hace | 0

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finding duplicate number and adjacent row value
[~,iv] = unique(v(:,1),'stable'); vnew = v(iv,:);

casi 14 años hace | 0

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Plotting multiple line on Matlab but only last plot showed
Hold the plot on: Ia = 1.5; Ib = 1; C = 2; R = 10; tau = R*C; tstop = 200; % ms V_inf = Ia*R; h = 5; V1 = 0;...

casi 14 años hace | 0

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how to calculate time lag in two signal using cross correlation
You have to keep in mind: 1.) xcorr is returning negative lags as well as positive, but for real-valued inputs the cross-corr...

casi 14 años hace | 1

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Finding more than one solution for Matrix Multiplication (Ax = b)
For example: A = [1 2; 1 2]; b = [3 3]'; x = pinv(A)*b; % one solution A*x % the nullspace of A has dimension 1. So ...

casi 14 años hace | 2

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Respondida
Finding more than one solution for Matrix Multiplication (Ax = b)
Yes, you can use null() to find a vector from the null space

casi 14 años hace | 0

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Surface of a equation
I think you meant to square r in your equation, and you cannot have a value between -1.5 and 1.5 if the radius is 1. The radius ...

casi 14 años hace | 1

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How can I remove the discontinuity in concatenation of wav arrays?
How big is the discontinuity? I'm assuming the two waveforms are both essentially zero-mean waveforms. If not, you'll want to sh...

casi 14 años hace | 0

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why my cdf does not match cumsum(pdf)
It does not appear to me that you are approximating the Riemann sum of the integral of the PDF correctly here. x = 0:0.01:1...

casi 14 años hace | 1

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How can i MakeNoise to the dataset dataset
Do you have the Image Processing Toolbox? If so, see the help for imnoise

casi 14 años hace | 1

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Problem Using User Input with Function Handle
One thing you can use is str2func g = input('Request a Function of (x): ','s'); % assume user inputs cos f = str2f...

casi 14 años hace | 0

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How can i MakeNoise to the dataset dataset
MakeNoise.m is not a MathWorks' function, but there are many ways to add noise to a signal or image using MathWorks' functions. ...

casi 14 años hace | 0

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Obtaining same values at avery simulation using rand function
I think you should use the newer rng rng default; x = randn(100,1); rng default y = randn(100,1); max...

casi 14 años hace | 0

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3D graph F(x y z)
Hi Lex, you haven't told us what L2 or L3 is here, but you have a few issues. First L = (3/2).*(1E-10); 0:L/50 Wh...

casi 14 años hace | 0

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Setting different values to properties in subplots generated by a function in a plot
Why can't you use handles or calls to the plot functions to do that?

casi 14 años hace | 0

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UndefindedFunction error in compiled Console Application regarding Wavelet
Do you get the same problem if you use cwt() instead of cwtext() cwd = cwt(sig,3,'mexh');

casi 14 años hace | 0

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Change dimension of a matrix
You cannot because the number of elements will change. 131072 is not equal to 256^2 so what are you going to do with all the lef...

casi 14 años hace | 0

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Magic and Trace Function
That's because the functional form you are using when you enter >>trace A is executing >>trace('A') and in this ...

casi 14 años hace | 2

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How to coup with matrix dimension?
a = randn(200,2); c = a'*a; You can just use cov() a = randn(200,2); y = cov(a); The equivalence can be made ...

casi 14 años hace | 0

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Convolution of two independent normally distributed random variables
Hi, you are confusing things here a bit. You don't want to consider the mean and standard deviations of the PDFs. You want to co...

casi 14 años hace | 2

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Error using rtwintgt-setup
I'm guessing you just need a space between rtwintgt and -setup rtwintgt -setup

casi 14 años hace | 1

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Could someone explain below code
Without more context it's hard to say exactly what it's for, but it is simply replacing the jj-th row of mnn with the jj-1 row a...

casi 14 años hace | 0

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does arrayfun support named functions on GPU?
<http://www.mathworks.com/help/distcomp/using-gpuarray.html#bsloua3-1> I can't test this at the moment, but I'm guessing yo...

casi 14 años hace | 0

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this should be easy I have a while loop that is infinite
If want you create a vector with a while loop (again not sure why you want to do that), there are many ways to code it. c...

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this should be easy I have a while loop that is infinite
Why do you need a while loop here? If you just want a vector running from 1 to 99 in increments of 2, the following does the job...

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DWT lossless or lossy compression??
Just by itself, the DWT is lossless, because you can simply invert the transform. However, if you are really going to compress t...

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Did you ever see '~' symbol at return value of function?
~ means to suppress an output argument. so [~,zz] = func_add_minus(1,2); means that you only want to return the 2nd ...

casi 14 años hace | 2

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Is this the correct way to write the filter equation of a df2sos filter ?
You can use sos2tf to obtain the numerator and denominator coefficients from the second-order section matrix and the vector of g...

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Encoding the signal with 16 bits
Have you tried using the 'native' option when you read the data. [f,Fs] = wavread('wolf.wav','native'); class(f) ...

casi 14 años hace | 0

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How do I import toolboxes into my library?
When you say toolbox, how complicated is the structure of the toolbox? Is it just a single folder with a number of M-files, or a...

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