zein
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Feeds
Frage
calculate psd using fft2 for 2-D matrix
I am trying to calculate the PSD using fft2 for 2D matrix, but I am not sure how to calculate the PSD from fft2 I have used the...
etwa 2 Jahre vor | 2 Antworten | 0
2
Antwortenunable to classify the variable 'F' in the body of the parfor-loop
Thanks for your help, I really appreciate it @Edric Ellis I have already tried to modify the lines according to your recommenda...
mehr als 2 Jahre vor | 0
Frage
unable to classify the variable 'F' in the body of the parfor-loop
I was trying to reduce the time taken by parfor and I have tried to calculate F (scatteredInterpolant() ) before the parfor loop...
mehr als 2 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
how to increase the number of workers to 32 for parfor loop
I am trying to increase the number of workers (cores) for parfor loop in Matalb, but after running the code the number of cores ...
mehr als 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
The variable 'counter' is perhaps intended as a reduction variable, but is actually an uninitialized temporary.
I have tried to use parfor to decrease the required time needed for the for loop. The normal for loop was working properly befor...
mehr als 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
interpolate 3D data onto 2D plane
I have variables (p,T,u,v,w) that are output for 3D block. Each point location is defined by (x,y,z) with corresponding value of...
mehr als 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
plot contours for pressure on surface points defined by z,y and z corrdinates
I want to plot the pressure contours on aerofoil surface, this surface consists of nodes lying on the surface. Each node locatio...
mehr als 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
error using symengine is generated while getting the derivative of equation of 8 degree with variable constants
I am trying to get the slope of equation (y3c=p1*xs^8 + p2*xs^7 + p3*xs^6 + p4*xs^5 + p5*xs^4 + p6*xs^3 + p7*xs^2 + p8*xs + p9),...
fast 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
how to read files with different name using fid
I am trying to make averaging for data saved in files named:pfoil_1_var_1_562474.raw, pfoil_1_var_1_562476.raw .......pfoil_1_v...
etwa 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
how to modify the saved variable in mat file by adding extra columns without overwriting on the previously saved columns
I want to modify mat file created without overwriting the previously saved columns. I want to create an array of 12 columns and ...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
how to read a data from text file
I want to read data from text file formatted as follows: number 7 is the number of points and they are listed in form of (x y z...
mehr als 3 Jahre vor | 1 Antwort | 0
1
Antwortcalculate SPL-Third octave using poctave function
%using filtbank dunction (download it from lib.) [splfiltb,fcfiltb] = filtbank(p,fs,[],'extended'); %using poctave fun pref...
mehr als 3 Jahre vor | 1
Frage
how to find the horizontal Asymptotes of fitted curve equation for a data set
I have a data for (y,vor). I have used cftool to get fitted function for the input data. I want to know how to get the the horiz...
mehr als 3 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
how to use curve fitting without using curve fitting toolbox?
I want to use curve fitting tool in the matlab script without opening the curve fitting toolbox. I have a data (x,u) and i want...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
how to take the derivative of the function saved from curve fitting tool
I want to take the derivative of the following function after extracting the curve fitted from cftool. I have saved the curve fi...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to extract the function from curve fitting tool in Matlab
I want to extract the function for my data points. I used interpolant witg linear method as indicated in the figure below. Is i...
fast 4 Jahre vor | 2 Antworten | 0
2
Antwortenhow to change the standard octave bands in poctave function
This is a function in Matlab called power band for calculating average power spectra over user specified frequency range functi...
etwa 4 Jahre vor | 0
| akzeptiert
Frage
how to change the standard octave bands in poctave function
I am using pocave function to calculate intergral spectra for pressure signal over octave bands. The standard octave bands are (...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How can I set an axis outside the polar figure
How can i set the pola axis outside the figure and to set it to be starting from 70 not zero the original figue is shown below ...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortHow can I set an axis outside the polar figure like this photo?
how can i modify the rlabel to be starting from 70 instread of zero as i have used the same code but for my case i want the scal...
mehr als 4 Jahre vor | 0
Frage
how to write Text file usiNG MATLAB
R-0 { position (0.2 1.48 0.01); pRef 2.0e-5; fftFreq 1024;...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
calculate SPL-Third octave using poctave function
I want to calculate the sound pressure level third ooctave using poctave function I used poctave function to convert pressure d...
mehr als 4 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
how to Coverts narrowband SPL decibel values to 1/3 octave band SPL decibel value
I want to coverts narrowband SPL decibel values to 1/3 octave band SPL decibel value, the arrowband SPL decibel values are shown...
mehr als 4 Jahre vor | 0 Antworten | 1
0
AntwortenFrage
how to convert pressure versus time to pressure versus frequency using fft function
I have tried to convert pressure versus time data to pressure versus frequency using FFT function This is the pressure versus...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Reduce the spectrum noise of plomb function
i have pressure data with non-uniform spaced time sample as show below x-axis is the time in second and y-axis is the pressure v...
fast 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
how to plot pressure spectrum for a point in turbulent flow
I have pressure data for a point in turbulent flow,the data are not sampled at constant time step The data are sampled from ti...
fast 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
how to use interp1() function
I have tried to use interpt(1) function as i have time and pressure data. the pressure data is highly scattered it look like th...
fast 5 Jahre vor | 1 Antwort | 0
1
Antwort
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