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Sudarsanan A K


Last seen: 2 days ago Active since 2023

Followers: 0   Following: 1

Programming Languages:
Python, C++, MATLAB
Spoken Languages:
English
Pronouns:
He/him
Professional Interests:
Signal Processing, Wireless Communications, Bluetooth Toolbox, Satellite Communications Toolbox, WLAN Toolbox

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  • Knowledgeable Level 4
  • 6 Month Streak
  • First Answer

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Answered
Multiplication of submatrices of a matrix
Hi Laura, Given the structure of your matrices, we can indeed express in terms of matrix operations that might help you avoid ...

3 days ago | 1

Answered
Bit stream (Delta Sigma ADC) to Decimation filter concerns
Hello Dali, To properly decimate a digital data stream, it is important to consider the anti-aliasing filter requirements. In y...

4 days ago | 0

Answered
raytracing channel on matlab
Hi Nicolas, The array returned to you represents the impulse response of the channel, detailing the time delays and attenuation...

4 days ago | 0

Answered
Problem with validation of the covariance matrix P in the steady state continuous Kalman filter
Hello Luiz, The factor "Ts" appears because you are comparing continuous-time Riccati solution outcomes with results from a dis...

5 days ago | 0

Answered
角速度のデータに対してFFTし、信号の周波数スペクトルを解析、ノイズの周波数範囲を特定、カットオフ周波数の決定をしたい。このコードが合っているか、またコードの追加・改善。
Hi, Your code is on the right track for performing an FFT on angular velocity data and analyzing the frequency spectrum of the ...

7 days ago | 0

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Answered
Interpolating Phased Array Toolbox patterns
Hello Martin, To efficiently store and interpolate a computed pattern, you can follow these steps: Store the computed pattern ...

7 days ago | 0

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Answered
Finding MNF for every second inteval
Hi Keisha, The provided code snippet aims to calculate the Mean Frequency (MNF) from every 1-second interval of a filtered sign...

7 days ago | 1

| accepted

Answered
How to use comm.SphereDecoding for a custom channel?
Hello, Seems like your intention is to bypass the "comm.MIMOChannel" with a channel matrix, , in the simulation of decoding by...

1 month ago | 1

| accepted

Answered
Periodogram.... Which best method does reduce variance and bias of periodogram in these two states : finite length of noisy sound signal and several pure and noisy signals?
Hi Najim, To reduce the variance and bias of the periodogram in the two states you mentioned, you can use the Welch's method or...

2 months ago | 0

Answered
How does MATLAB downsample the output of the linear equalizer in a fractional comm.LinearEqualizer?
Hi Zachary, The difference between MATLAB's "comm.LinearEqualizer" output ("FFEout") and the downsampled output from a direct c...

2 months ago | 0

Answered
Received Output High SNR Error
Hi James, The MATLAB code you have provided aims to simulate the transmission and reception of an image in a noisy environment,...

2 months ago | 1

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Answered
How do I incorporate jammers into signal coverage maps?
Hi Michael, To visualize the impact of jamming or noise on a coverage map using MATLAB, we can adopt a simplified yet insightfu...

2 months ago | 1

| accepted

Answered
What is the correct normalization for a flat top window?
Hello Claudio, Your approach to applying a flat top window and performing the FFT to obtain accurate amplitude information from...

2 months ago | 1

| accepted

Answered
How do I interpret output data from spectrogram function
Hello Ryan, The output you are observing from the "spectrogram" function is as expected due to how the function processes the i...

2 months ago | 0

Answered
Detect Bluetooth BLE device disconnection event - Add listener to 'Connected' property
Hi David, To ensure efficient Bluetooth Low Energy (BLE) connection monitoring within your application, you can adopt different...

2 months ago | 0

Answered
What is the residual defined in eigs?
Hi 俞而 陈, The "eigs" function in MATLAB is designed for efficiently solving eigenvalue problems by leveraging the ARPACK library...

3 months ago | 1

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Answered
EVM calculation in communication toolbox
Hello Anu, The "comm.EVM" system object is used to calculate the EVM (Error Vector Magnitude) between the reference signal and ...

3 months ago | 0

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Answered
why the input data of the function "dvbrcs2Turbodecode" has to be "-data"?Does it always to be this way?It's wrong sometimes.
Hi Jiaxin, The negation of the demodulated output, 'demodOut' before passing it to 'dvbrcs2TurboDecode' is crucial and directly...

3 months ago | 0

Answered
How to fix pmtm function error messages for PSD calculation for a given frequency range
Hello R Sak, It looks like there was a misunderstanding regarding the use of the 'freqrange' argument in the 'pmtm' function. T...

3 months ago | 0

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Answered
How to solve the optimization problem where constraint is calculated thorough the loop?
Hi Anup, When dealing with optimization problems in MATLAB, especially with constraints that depend on calculations within a lo...

3 months ago | 0

Answered
Binarizing stack of tif files
Hi LaraS, To binarize each frame in your multidimensional image array, you can use a loop to iterate over each frame and apply ...

3 months ago | 0

Answered
can I compute expectation on matrix by Mento Carlo method in matlab
Hello Mingcheng, Yes, your approach of computing the expectation, ) by generating multiple instances of , accumulating them, an...

3 months ago | 0

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Answered
How can I extract the position of the correlation peak between every two consecutive frame and plot its time varying position?
Hi Parastoo, To extract the position of the correlation peak between consecutive binary frames, you can use the "normxcorr2" an...

3 months ago | 0

Answered
Bipolar montage generation for 2 EEG electrode signals
Hi Anushasree, To incorporate the generated EEG signals into another program for calculating the bipolar montage (the potential...

3 months ago | 0

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Answered
pll output is just single dc line and no oscillation
Hi Ahmad, If you are observing a single DC line as the output in your Simulink PLL simulation without any oscillation, it likel...

3 months ago | 0

Answered
Fourier transform values at non-integer frequencies for images.
Hello Saivivek, The "nufftn" function in MATLAB is used for non-uniform fast Fourier transforms. It allows you to compute the F...

3 months ago | 1

Answered
Maximum likelihood fitting for the r Largest Order Statistics
Hello Yi Lun, To estimate the parameters of a Gumbel distribution using MATLAB's "mle" function for multidimensional data, such...

3 months ago | 0

Answered
Can I use a square matrix for the GMM cluster?
Hi Alexander, To perform cluster analysis on a x square matrix using the Gaussian Mixture Model (GMM) without encountering the ...

3 months ago | 0

Answered
LaTex Font has changed since update
Hello Tias, I assume that you are working in a MATLAB Live Script. To fully appreciate the updated font formats, including LaTe...

3 months ago | 0

Answered
How to use for and if statements together?
Hi Anosha, To solve the problem described in your textbook, we need to create a 1000x1000 matrix of random numbers, calculate t...

4 months ago | 1

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