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# yusra Ch

Last seen: 1 month ago Active since 2016

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Put a variable in a file title name
Hello, I want to run a for loop that has an id=1:100 and at the end of each iteration I want matlab to save the results under ...

1 year ago | 1 answer | 0

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Question

Problem when plotting the figure
I have a vector called K [622x1] double I plot the PDF of K . I fitted my K vector to the Gaussian mixture distribution and plot...

1 year ago | 1 answer | 0

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Separate Drawing of Gaussian Mixture Model
Could you plz tell me how did you plot the bleu line in your graph ? I have GM that I want to draw but I dont know how to do it ...

1 year ago | 0

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How to plot the PDF of Gaussian mixture distribution with 2 components in 1 dimensions
I have a vector of [1x1114] which is represented in the image bellow. I want to fit it to the Gaussian Mixture distribution. ...

1 year ago | 0 answers | 0

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Interpretation of FFT figure
Can anybody help me with interpreting this FFT figure? this is the Fourier transform of a small scale fading component (comming...

1 year ago | 0 answers | 0

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Question

Sum of signals and filter the sum and recuperate the inicial frequencies
Hello, I am new to matlab, I would like to generate two diffrent sinus signal with diffrent frequencies f1 and f2. One generate...

1 year ago | 1 answer | 0

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sum of large scale daing and small scale fading
I have my measured signal in dBm units. My signal is the superpositiopn of large scale fadin and small scale fading. I know that...

1 year ago | 0 answers | 0

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Question

Interpreting FFT graph of a time serie
I've been trying to understand Fourier transform for some time now and I think I've perhaps finally got the idea now. I would li...

1 year ago | 0 answers | 0

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Time and Frequency analysis
Hello, I have data of measured signal in time. I want to know the frequencies of the components of my signal (Large scale fadin...

1 year ago | 1 answer | 0

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Question

How to apply one sample Kolmogorov-Smirnov against a Rician distribution?
I want to apply a one-sample Kolmogrov-Smirnov test a vector "mydata" of [1,5000] against the Rician distribution to see if it f...

2 years ago | 0 answers | 0

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Question

Maximum size squares sub-matrixe with all zeros (having the same diagonal of the mother matrix )
Hello, I have a matrix of M-by-M full that contains only zeros and ones. As shown in the image, the violet suqares corresponds ...

2 years ago | 2 answers | 1

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Question

convert from linear units to dBm and dB
I have this equation: y_linear=10.^((x_dbm-30)/20); I have the value of y_linear and I want to get the value of x_dbm in dBm a...

3 years ago | 2 answers | 0

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Ricianchan k-factor question
Can you please confirm to me the significance of the parameter m in this equation k=m^2/(2*variance) does m stands form Mean ...

3 years ago | 0

Question

Calculating K factor of a rice distribution
Can anyone help me with the significance of this rule: K factor = (A^2/2*sigma^2) What does A stand for? and what does sigma s...

3 years ago | 1 answer | 0

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How to make a forced exit from Matlab with returning a code?
in the command window do this: ctrl+c and it will force the code to stop running

3 years ago | 1

Question

<</matlabcentral/answers/uploaded_files/138193/Captura.PNG>> I have V2V narrowband measurments at 5.9GHz registred in a matri...

3 years ago | 2 answers | 0

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how to detect the highest contribution/maxima peak in the PSD ?
Hello, I have a sliding window of 500 samples that moves in a matrix. I get a PSD graph for every time the time window moves. I...

3 years ago | 0 answers | 0

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Question

finding mathematical function of set of points and draw it
Hello, I have a set of points : x= [10,5 17,5 24,5 31,5] and Y =[5,11804923375421 3,92022009244337 2,14345898571206 1,24047882...

4 years ago | 1 answer | 0

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Question

Calculate the correlation coefficient at 0.5 , 0.7 and 0.9
I want to find the correlation coefficient at 0.5 , 0.7 and 0.9 this is the code I use : for a=1:114 power=pote(a,:); m...

5 years ago | 1 answer | 0