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Contribute at least one answer each month for 3 consecutive months
Awarded to Kobi on 20 Jul 2017
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Awarded to Kobi on 20 Jul 2017
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Awarded to Kobi on 20 Jul 2017
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Awarded to Kobi on 20 Jul 2017
Feeds
Question
The content of a figure is shifted how to restore it back to default?
In the figure window, the content is shifted to the upper left corner. therefore i can only see half of the title and cannot se...
5 years ago | 0 answers | 0
0
answersQuestion
How to plot single axes handles from a GUI?
in my program i have handles.axes_big which i would like to open in a seperate figure with all of its properties. all figure ...
5 years ago | 1 answer | 0
1
answerQuestion
what is the meaning of @ in matlab code?
Hi all, i just downloaded a matlab function from some website and saw something strange if ~isa(A, 'function_handle') AT =...
5 years ago | 2 answers | 0
2
answersQuestion
What is the meaning of thresholding a wavelet?
Hi all What is the meaning of this threshold? see link below: Wavelet compression what is the limit of this threshold? why...
5 years ago | 0 answers | 0
0
answersQuestion
How to compress wavelet transform
when i preform a FFT2 (of an image) it is simple to compress it by ignoring the edges and then to reconstruct using ifft. but h...
5 years ago | 0 answers | 0
0
answersQuestion
Trying to use Wiener filter to remove blurr and noise, get a matrix of NaN, why?
Hi, i'm trying to remove blurr and noise from an image using wiener filter and can't do this, i get the reconstruction as a NaN ...
5 years ago | 1 answer | 0
1
answerQuestion
Unable to save variables and figures of large arrays
i keep getting this error: Warning: Variable 'hgS_070000' cannot be saved to a MAT-file whose version is older than 7.3. To sa...
6 years ago | 2 answers | 0
2
answersQuestion
what is the code for the default blue color for 2D plot?
while ploting something i noticed that the default color is more like light blue, but when i define the color blue i get a diffe...
6 years ago | 2 answers | 0
2
answersQuestion
how to mark 2D plot with shapes for long array?
trying to mark 2D plots with shapes using the following command: h=semilogy(lambda,Hb); set(h,'linestyle','-','color','b...
6 years ago | 1 answer | 0
1
answerQuestion
how to customize 2D plot lines with shapes?
Hello, i'm writing a document that will be printed with only black printer cratrage, my plots are consisted of several lines ea...
6 years ago | 2 answers | 0
2
answersQuestion
trying to make fourier transform of 3 pulses but the sampling is bad, how to fix it?
when i try to make fourier transform of 3 pulses the resault doesn't look so good but when i make fourier transform of only one ...
7 years ago | 1 answer | 0
1
answerQuestion
how to make these vector with polar coordinate r into a matrix with coordinate phi?
Hello, i have a simple vector in coordinate r (polar) without the coordinate phi (polar), i would like to make this a matrix tha...
7 years ago | 0 answers | 0
0
answersQuestion
why this fourrier transform is not good?
this script should calculate the fourier transform of a single sine with frequency of 1KHz and for some reason i can't see the p...
8 years ago | 1 answer | 0
1
answerQuestion
how to make inverse fourrier transform in the correct way?
as you can see in my code, i made a fft of a simple signal but when i try to reconstruct it using ifft i can only see it in the ...
8 years ago | 1 answer | 0
1
answerQuestion
MATLAB GUI how to make an action after clicking axes?
i want to click on axes and to copy the axes into the clipboard using this: print -dmeta -noui how to do this?
9 years ago | 0 answers | 0
0
answersQuestion
how to change static text in MATLAB GUI?
how to change static text in MATLAB GUI?
9 years ago | 2 answers | 0
2
answersQuestion
problem with numerical derivative using gradient function
while using gradient i encounter a phenomenon that i cannot explain, as you can see from the example below a=[1 2 7 9; ...
9 years ago | 1 answer | 0
1
answerQuestion
using diff or gradient function normalized the vector
for some reason when i use gradient function over a vector the scale get lowerd for example of sin function: the maximum is di...
9 years ago | 1 answer | 0
1
answerQuestion
problem savind with diary function
something wierd, only the second time that i run the script the function actually save the data in the txt file. what am i doin...
10 years ago | 1 answer | 0
1
answerQuestion
how can i use function of plots that i made inside subplot?
i made this function that create a polar plot how can i use this in subplot, i tried this but it didn't work, it makes a mess.
10 years ago | 1 answer | 0
1
answerQuestion
can't change encoding of text file
while using the function fopen and textscan for text file i get this warning: *Warning: The encoding 'windows-1255' is not su...
10 years ago | 1 answer | 0
1
answermatlab won't start on windows 7
must be something wrong on windows update, microsoft relesed an update today and everything is back to normal.
10 years ago | 0
| accepted
Question
warning of encoding is shown when trying to read text file
while using the function fopen and textscan for text file i get this warning: *Warning: The encoding 'windows-1255' is not su...
10 years ago | 0 answers | 0
0
answersQuestion
matlab won't start on windows 7
don't know what happend when i click on matlab the splash screen turned on and then closed matlab work without java mode but...
10 years ago | 2 answers | 0
2
answersQuestion
trying to read text file with matlab
for a file such as this: http://iopscience.iop.org/0266-5611/17/6/301/media/dielTM_dec4f.exp i created this function: <http...
10 years ago | 0 answers | 0
0
answersQuestion
how to scan text
on those files: http://iopscience.iop.org/0266-5611/17/6/301/media/rectTE_8f.exp http://iopscience.iop.org/0266-5611/17/6/...
10 years ago | 3 answers | 0
3
answersQuestion
something wierd with sinc function
while using sinc(x) function there is a difference between sinc(x) and sin(x)/x also when i manually calculate its equal to ...
10 years ago | 1 answer | 2
1
answerQuestion
how to make fft2 surf plot with z axis in dB?
i tried to normalize this matrix with the maximum and: p=10*log10(p); but i get mess how can i avoid that?
10 years ago | 3 answers | 0
3
answershow to make fft2 surf plot with z axis in dB?
here is my data file: <https://dl.dropboxusercontent.com/u/38094905/pmat.mat> you can load it like this: data=load('pm...
10 years ago | 0
Question
looking for a better way to detect peaks
when using find peaks i get all the litlle peaks under 0.3 is there a way to detect only the 5 peaks? (without manually setting...
10 years ago | 1 answer | 0
1
answer
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