Palguna Gopireddy

Last seen: 8 jours il y a | Actif depuis 2021

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Resolve: "Dot indexing is not supported for variables of this type."
Hi I am using MATLAB online. I am getting the following error Warning: The JavaFrame figure property will be removed in a futu...

5 mois il y a | 1 réponse | 0

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What are the packages I need to select while installing MATALB for suceessfully installing MATLAB runtime.
came to know that the mmWave studio requires matlab runtime version 8.5.1 (32 bit), which can be dowloaded from the link given i...

5 mois il y a | 0

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What are the packages I need to select while installing MATALB for suceessfully installing MATLAB runtime.
I want to use MATLAB runtime installer for TI's mmWave Studio. Since my instistution licence got expired, I downloaded trial ve...

5 mois il y a | 2 réponses | 0

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Question

The maximum value is not changing even after adding 1
I have an image with values ranging from [0,255] It's data is attached below as data.mat below. I read it and added 1 to its...

6 mois il y a | 2 réponses | 0

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How to find the start and end coordinates of main-lobe of rectangular window spectrum.
I have tried this M=66; r=rectwin(M); n=512; r_fft=fft(r,n); r_fft2=fftshift(r_fft); r_fftdB=20*log10(abs(r_fft2)); [Max...

presque 2 ans il y a | 0

Question

How to find the start and end coordinates of main-lobe of rectangular window spectrum.
The rectangular window spectrum is found like M=66; r=rectwin(M); n=512; r_fft=fft(r,n); r_fft2=fftshift(r_fft); r_fftdB=2...

presque 2 ans il y a | 1 réponse | 0

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How to give different font size to label values and label names?
Using set(gca,'FontName', 'TimesNewRoman', 'FontSize',16,'FontWeight', 'Bold'); We can change the font size of label values ...

presque 2 ans il y a | 1 réponse | 0

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Question

What is the equation of Dolph Chebyshev window that is generated using 'sigwin.chebwin' function?
In the link sigwin.chebwin it has given frequency domain response equation I think. I need time-domain equation. Something like ...

presque 2 ans il y a | 1 réponse | 0

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Resolution requirements 300-600 dpi..
See this link https://in.mathworks.com/help/matlab/creating_plots/save-figure-at-specific-size-and-resolution.html

environ 2 ans il y a | 0

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How do I save an image at a specific resolution?
See this link. https://in.mathworks.com/help/matlab/creating_plots/save-figure-at-specific-size-and-resolution.html

environ 2 ans il y a | 0

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CCS compilation errors for matlab. How to resolve? error #10234-D: unresolved symbols remain error #10010: errors encountered during linking; "*.out* not built
I am trying to write a C program that takes MATLAB .mat file. I am using 'Code Composer studio v12' for the C code. I know we ha...

environ 2 ans il y a | 1 réponse | 0

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How to work with texas instruments "TMS320C6748" in matlab
Is it possible to work on TMS320C6748 of texas instruments with MATLAB. If yes, how?. My matlab version is 2022b.

environ 2 ans il y a | 1 réponse | 0

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What is the equation used for taylor window function 'taylorwin'
@David Goodmanson and @Chunru. Are you sure the same function is used in matlab also. In https://ieeexplore.ieee.org/docume...

plus de 2 ans il y a | 0

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What is the equation used for taylor window function 'taylorwin'
I am unable to find which function is used in MATLAB for taylor window function taylorwin. I opened the function. THere are many...

plus de 2 ans il y a | 3 réponses | 0

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Execution time is varying every time I run the program using tic toc. Is there any way to solve this?
I am running a code. The execution time of it is varying. If it of the order of milli seconds I understand it. But it is varyin...

plus de 2 ans il y a | 1 réponse | 0

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Can't prove the convolution theorem of Fourier theorem for two dimensional matrices.
I multiplied two 2D matrices.A, B A=[1 2;1 1]; B=[1 2;2 1]; C=A.*B; I convolved their respective DFTs of 512*512 samples eac...

plus de 2 ans il y a | 1 réponse | 0

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Question

How to get inverse discrete time Fourier transform (IDTFT) of an array?
Apparently, there is no function to get IDTFT of an array. Is there any? I used 'freqz(array,1)' to find the DTFT of an array f...

plus de 2 ans il y a | 1 réponse | 0

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Mexican Hat function plot help
What is the mexihat equation used in matlab. In original equation there is no term called [lb,ub].

plus de 2 ans il y a | 0

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What is the equation for Mexican hat wavelet defined by 'mexihat' function
I am wondering what would be the equation for the Mexican hat wavelet defined by 'mexihat' function as its equation is not given...

plus de 2 ans il y a | 1 réponse | 0

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Question

How to perform 2 dimensional circular convolution
We have 'conv' and 'conv2' functions in matlab to find 1-D and 2-D linear convolution. But for circular convolution we have onl...

plus de 2 ans il y a | 2 réponses | 0

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Question

How to find IDTFT of an array in matlab?
We have freqz function to find the DTFT of an array which gives the 512 samples (0 to pi) in frequency domain. For example freq...

plus de 2 ans il y a | 2 réponses | 0

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Question

how to use the 'user defined' type in the window designer app?
I am trying to use window designer app, and I am unable to use the 'user defined' type in the 'Type' tab of the 'current wind...

presque 3 ans il y a | 1 réponse | 0

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Question

what is the relation between π*radian/sample and Hz in frequency axis of wvtool for windowing?
While using wvtool for windowing the frequency domain horizontal axis is represented in either π*radian/sample or Hz. I am unabl...

presque 3 ans il y a | 2 réponses | 0

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Question

How to create a .mat file with variables
I have an image with 39 point scatterers like this It is loaded from a .mat file named 'Fighter.mat'. The content of Fighter....

presque 3 ans il y a | 2 réponses | 0

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How to get Fourier transform of rectangular window as shown by wvtool function?. Why frequency domain of rectwin(M) using fft and wvtool are different?
rectangular window rectwin(M) is plotted in time domain and freuquency domain using wvtool. But when I take fft of rectwin(M...

presque 3 ans il y a | 1 réponse | 0

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Question

radar return signal picturization
I have a radar synthetic aperture radar whose return signal is taken for a point target at 7500m. I am using LFM wave with durat...

environ 3 ans il y a | 1 réponse | 0

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Question

How to plot values at particular column or row in a 2D matrix
I have a 1024*256 matrix i want to plot values in 250th colum. Please answer. Thanks in advance

environ 3 ans il y a | 1 réponse | 0

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what is difference between C=+A, C=A, C=unary(A)? All three provide same assignment of matrix A to C
Thanks for the help.

plus de 3 ans il y a | 0

Question

what is difference between C=+A, C=A, C=unary(A)? All three provide same assignment of matrix A to C
I cant understand the difference between C=+A, C=A, C=unary(A)? All three provide same assignment of matrix A to C. Is there a...

plus de 3 ans il y a | 2 réponses | 0

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Palguna Gopireddy

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