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Jyotish Kumar

MathWorks

Last seen: circa 2 anni fa Attivo dal 2019

Any comment made here is solely my opinion and owned by me. Mathworks is not responsible for whatever I say. Hence it would be perfectly fine when other community members give a better opinion as they might be a subject matter expert for that issue.
Feel free to add your comments to add some knowledge to a discussion or for correcting me whenever i might seem wrong.

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Risposto
Is there a way to import an Octave package into Matlab?
Hi, There are various ways you can load mat file into octave and vice versa. There are following links which has discussed abou...

oltre 2 anni fa | 0

Risposto
Can't install toolbox or update matlab, some mistake happened during I install new toolbox
Hi, Contact your sales representative and share the detailed problem. In cae if you don't know who is your sales reprentative, ...

circa 3 anni fa | 0

Risposto
frequency response of time series data
Hi, To calculate PSD, i would suggest you to try "pwelch" function in MATLAB. Go through the link below for more detals http...

circa 3 anni fa | 0

Risposto
Matlab2019 wont's run on Mac Air
Currently there is a bug which stops MATLAB License Manager Error message windows from appearing. To find what error is causing ...

circa 3 anni fa | 0

Risposto
why couldn't I use plot?
Hi, It seems you are using 32-bit system and the graphics require for this plot function is 64 bits.

circa 3 anni fa | 0

Risposto
How can I generate C code from a Simulink model with a Neural Nework in the Matlab base workspace?
Hi, The code generator does not produce code for the body of the extrinsic function and instead uses the MATLAB® engine to exec...

circa 3 anni fa | 0

| accettato

Risposto
Time frequency analysis of the system?
Hi, As I can see from the plot attached, this is a time vs frequency plot presented in terms of power(dB). Such plot gives i...

circa 3 anni fa | 0

Risposto
How to extract feature from audio signal
Hi, Step 1: analyze the signal and see if you can determine what frequencies are to be kept and what frequencies are to be disc...

circa 3 anni fa | 0

| accettato

Risposto
Calculating maximum distance from 3 different points
Hi, If the code is vectorizable, PixelDistance(P, [Q1;Q2;Q3]) should give the desired output. If not, to achieve a shorter wa...

circa 3 anni fa | 0

Risposto
Classification problem (Spatial patterns)
Hi, I understand that you are working on a classification problem. MathWorks provides machine learning toolbox which can hel...

circa 3 anni fa | 0

Risposto
MATLAB 2018b is not opening in windows 10. How to solve this problem?
Hi, Contact your sales representative and share the detailed problem. In cae if you don't know who is your sales reprentative, ...

circa 3 anni fa | 0

Risposto
Feature Extraction using MATLAB
Hi, You can calculate power, entropy, and energy as features for these signals. Other than that, you can aslo try calculating s...

circa 3 anni fa | 0

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Risposto
where are the graphs of neural_network_toolbox explained?
Hi, You can refer these documents to understand the graphs (Performance, Training State, Regression) of neural network app. ...

oltre 3 anni fa | 0

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Risposto
posterior probability of a class in neural networks
Hi, ‘predict’ function can be used to estimate posterior probability. refer the following to learn more about how it estimates...

oltre 3 anni fa | 0

Risposto
For networked named user licenses can a single use install matlab on both a Window machine and a Linux machine?
Hi, In network license the client machine is never activated. The license manager is only activated so you can install it on a...

oltre 3 anni fa | 0

| accettato

Risposto
Does Simulink Onramp work on 2019a PRE RELEASE?
Hi, Simulink Onramp is shipped with MATLAB starting R2019a. One who has an installation of MATLAB and Simulink in 19a should b...

oltre 3 anni fa | 0

Risposto
How to get posterior probability for CNN (prediction probability) ?
Hi, ‘predict’ function can be used to estimate posterior probability. See the following to learn more about how it estimates: ...

oltre 3 anni fa | 0

| accettato

Risposto
How to find the confusion matrix of a given network?
Hi, The Deep Learning Toolbox in MATLAB has ‘confusion’ and ‘plotconfusion’ functions to extract the confusion matrix. Please ...

oltre 3 anni fa | 0

Risposto
mean and variance of numbers read from a txt
Hi, You are using .txt file which has numbers like 1,2,3, 4,...,19,20. That is comma separated numbers and in order to calcula...

oltre 3 anni fa | 0

Risposto
Unable to download "third-party software: MinGW 5.3.0 from MinGW-w64.org" although using Matlab version R2017b
Hi, This support package is currently unable to download third-party software for MATLAB R2017a and earlier versions. For deta...

oltre 3 anni fa | 0

Risposto
Calculating seasonal rainfall precentage from netcdf file
Hi, First, you can reshape your matrix X (which is 708*1) Y=reshape(X, [12,59]); Find sum of all the 59 columns which wil...

oltre 3 anni fa | 0

Risposto
Problem with interpolating set of data
Hi, For interpolation of first line you are using 14 points which is Xi= 0:1:13; but I can see only 13 points for 2nd plot whi...

oltre 3 anni fa | 0

Risposto
What does the x axis of wavelet 1-d statistics graph represent? The y axis is probably the amplitude I do not understand the x axis.
In my understanding, you are using wavelet analyzer app and tried 1D-Wavelet analysis. X axis represents the number of samples (...

oltre 3 anni fa | 0

| accettato

Risposto
how to create a digital communication system using MATLAB
Hi, I understand that you are trying to design digital communication system using fundamental blocks of digital signal process...

oltre 3 anni fa | 0

Risposto
Add plot line in my script.
Hi, You can use the plot function with detailed features. Refer the documents for more details https://www.mathworks.com/hel...

oltre 3 anni fa | 0

Risposto
How to plot a 3D surface using a matrix in Polar coordinate?
Hi, I understand that you are trying to plot a 3D surface using a matrix in Polar coordinate. You can refer this link to find ...

oltre 3 anni fa | 0

Risposto
How to display an image as a marker in a worldmap?
Hi, I understand that you are trying to use a PNG image as a marker in a world map. There are two functions you can try accord...

oltre 3 anni fa | 0

Risposto
How to determine mean values for a table containing nanovalues (where mean values of parts of the rows should be considered individually)
Hi, I understand that you are trying to find mean ignoring NaN values. ‘nanmean’ is the right syntax for this purpose and retu...

oltre 3 anni fa | 0

Risposto
How to transform matrix into image without data loss?
JPG format compresses the file while conversion, so it changes the value. Try with another Image format like PNG which is more i...

oltre 3 anni fa | 0

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Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

oltre 3 anni fa

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