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Mary Jon


2013 年からアクティブ

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I student in the Engineering College
Professional Interests: matlab

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質問


how can I install matalb 2015b (32 bit) win 10 pro
When the install process in progress this message appear (The application encountered an unexpected error and needs to close. Yo...

約8年 前 | 1 件の回答 | 0

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質問


Can I enhancement the Image by using window (any window)?
Hi all.... my Question is how can do Kaiser window on matrix of 128 by 128 by 128 ? thanx

約10年 前 | 1 件の回答 | 0

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質問


what is the x-axis in the figure represent ? frequency, samples?
Hi all.... I so confusing really! I Have this code Fs = 20000; t = 0:1/Fs:0.01; fc1=200; x = 10*sin(pi*fc1*t) ...

約10年 前 | 1 件の回答 | 0

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質問


How can I write micro in the xlable (micro second)
can I write the symbol of micro in the xlabel?

約10年 前 | 2 件の回答 | 0

2

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質問


what happens to amplitude of signal with amplitude 10 after psd?
if the amplitude of signal is 10 when I used this code to find psd the new amplitude become 10*10^5 xDFT_psd = abs(fft(x)....

10年以上 前 | 0 件の回答 | 0

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質問


Approximate the variable in the workspace to one digite ?
Hi all I am have 1000 variables in the workspace, each one have five digits after the comma like 50,44444 How aproximate...

10年以上 前 | 3 件の回答 | 0

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質問


amplitude of (signal) after FFT operation?
I have this code, I am suppose sin of amplitude 10 with frequency 200hz and sampling frequency 20000 hz and do FFT on this signa...

10年以上 前 | 4 件の回答 | 1

4

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質問


Enter input arguments by typing them now?
Hi all I am have this problem, when click run the prog. the prog. asked me to enter the input argument by typing it? whe...

10年以上 前 | 0 件の回答 | 0

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質問


how can do spheroidal window in matlab?
can I used spheroidal window in matlab ,Idont found it in matlab??

11年弱 前 | 1 件の回答 | 0

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質問


The fundamental of signal
Hi all Iam want to learn how calculate the total harmonic distortion of this signal in the code below? Because I dont know t...

11年弱 前 | 0 件の回答 | 0

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質問


can I used Brush tool two time in same figure.
How can I used the Brush Tool two time in same figure? where I can used it one time but if I used it again, delete the first t...

11年弱 前 | 0 件の回答 | 0

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質問


electric field distribution above the contour as continuous lines ?
this code calculate electric field distribution % Plot the electric field distribution figure; v; [ex,ey]=gradient(v)...

11年弱 前 | 1 件の回答 | 0

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質問


the superscript in the textbox in the figure?
How can I put (degree) the degree of temperature Celsius in the text box inside the figure? ex: C to the power (Celsius)

11年弱 前 | 6 件の回答 | 0

6

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質問


Plot the electric field distribution ?
how Plot the electric field distribution above the contour ? % Plot the electric field distribution figure; v_now; [ex...

11年弱 前 | 2 件の回答 | 0

2

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質問


plot 3-D figure in matlab
The length of x-axis is 100, I get half this length from the (Property-Editor-Axis), when I rotate this figure to get specif...

約11年 前 | 1 件の回答 | 0

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質問


key of matlab R2013b
How I get the key (patch)of the matlab R2013b

約11年 前 | 2 件の回答 | 0

2

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質問


I want to get implus from sin
what is modification on this code to get dirac delta from pure sin wave? fc=10,fs=2*fc=20 t=1:1/fs:1 a=sin(2*pi*fc*t) ...

約11年 前 | 0 件の回答 | 0

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質問


matlb R7,and The instruction ( thd(x)) ?
I have matlab R7 , But when used instruction thd(x) in M file get this message? ??? Undefined command/function 'thd'.

約11年 前 | 2 件の回答 | 0

2

回答

質問


Fundamental of power spectral density PSD?
,How can specifying the Fundamental?can I take mean value? How can I specifying all other harmonic in this signal ,first ,secon...

約11年 前 | 3 件の回答 | 0

3

回答

質問


sin wave with difference sampling frequency?
How can generate sine() with 100 ,150,1000,1500 ,sampling frequency ?

約11年 前 | 2 件の回答 | 0

2

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質問


How can get dirac delta function ?
how can get dirac delta function from sin wave ?after fft and kasier window to this sin wave ?

約11年 前 | 1 件の回答 | 0

1

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質問


matrix column vectors, and its elements?
IF I have this column vectors,as example A=[0;1;2;3;4;5;6;7;8;9;10]; how can rearrangement its like thas, A=[5;6;7;...

約11年 前 | 1 件の回答 | 0

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質問


while loop iteration in matlab?
If I am have this code as example while(A>0.0000001); statment . . . end How can save value of A to each iter...

約11年 前 | 3 件の回答 | 0

3

回答

質問


Taylar window(Kaiser) ,hamming,hanning window?
How difference between these three windows? If Iam have signal(row vectrors) with length(32) ,How applied this three windows ...

約11年 前 | 2 件の回答 | 0

2

回答

質問


power spectral density PSD?
If I am have signal with length(33),or 13 signals each with length(33), How finding PSD to each signal individually?and plot it...

約11年 前 | 2 件の回答 | 0

2

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質問


variable with respect to i and j and k ?
If Iam have variable A with respect to i and j,the loop include this variable is, for i=1:10 for j=1:10 A(i,j)=statment...

約11年 前 | 1 件の回答 | 0

1

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質問


Extract one element from row vectors?
I have row vectors how can I extract one element from this vector; A=[1 2 3 4 5]; how extract max value (5)from A MATRIX ...

約11年 前 | 2 件の回答 | 0

2

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質問


Total harmonic Distortion of m-th signal
I have 13 signal (row vectors matrix )or (column vectors matrix), How can find the max value of each one and square this value...

約11年 前 | 0 件の回答 | 0

0

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質問


values in the array editor? I need to reused it again
I have column vectors with length 33 in the array editor how can copy the value from array editor to new m-file ?

約11年 前 | 1 件の回答 | 0

1

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質問


hanning ,hamming window in matlab?
how do Hanning and Hamming window in matlab? when must I do these window after DFT signal or before DFT signal?

約11年 前 | 3 件の回答 | 0

3

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