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Hiro Yoshino


Last seen: Today

MathWorks

122 total contributions since 2019

DISCLAIMER: Any pieces of advice or opinions posted here are of my own, and in no way reflect that of MathWorks.

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Answered
Unrecognized variable that has been stated
I guess the intention of the Professor is about "work space and variables". I would reccomend to learn from the following site ...

23 minuter ago | 0

Answered
Need help in coding- Monte Carlo simulation for assessing cure against virus
If you just don't have enough basics to keep working on your work using MATLAB, then you should go to MATLAB onramp: https://jp...

28 minuter ago | 0

Answered
Generate fitting curve from timetable plot
Curve fitting app would suit you. https://jp.mathworks.com/help/curvefit/interactive-curve-and-surface-fitting-.html You can p...

34 minuter ago | 0

Answered
Index exceeds the number of array elements, when trying to plot
Why not reampling the data to have the same length? If you have Signal Processing toolbox, then just follow the instruction: h...

38 minuter ago | 0

Answered
1D Regression with CNN
I skimmed through the issue - sorry if I am answering in a different direction. You should convert the 1D data into image forma...

12 dagar ago | 0

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Answered
Is ksdensity based on Kolmogorov Smirnov test?
I'm sure it stands for Kernel Smoothing density estimation. I prefer Kernel Density Estimation (KDE) though. https://jp.mathwo...

12 dagar ago | 0

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How to gather data of same class, select N rows, calculate mean in CSV file
I would suggest you should use table for data analytics. The following code may help you reduce the number of lines. up to the...

12 dagar ago | 0

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Answered
removing data from a large matrix
This page is a good fit for you. In MATLAB, there are lots of preprocessing functions available. https://jp.mathworks.com/help...

12 dagar ago | 0

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how do you separate time data from signal data, plot the signal, followed by the removal of the trend without using the inbuilt ‘detrend’ function
well .... how about removing the mean to begin with? plot(t, a - mean(a));

ungefär en månad ago | 0

Answered
2nd Order ODE by ode45
You can walk through this: https://www.mathworks.com/help/matlab/ref/ode45.html I guess this is what you work on - read, under...

ungefär en månad ago | 0

Answered
FFT to covert time domain to frequency domain
Take a look at this page: https://www.mathworks.com/help/matlab/ref/fft.html where you can find some examples that you can uti...

ungefär en månad ago | 0

Answered
Newton-Raphson iteration method in Matrices
I had a quick look though ... you are having lots of errors. MATLAB has a fantastic bug finder as you can see. The areas hi...

ungefär en månad ago | 0

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Answered
RSA keys generation using matlab
Hope this helps you: https://www.mathworks.com/matlabcentral/fileexchange/53457-rsa-public-key-encryption-and-signing-32bit

ungefär en månad ago | 0

Answered
Index position 2 exceeds array bounds
I had a look at it quickly - you were obviously failing in importing the pressure and the flowrate. xlsread(filename, 3, hRange...

ungefär en månad ago | 0

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Answered
How do I make my variables save from my function?
You're doing well! Try this: x = [1 1]; [f, grad, gradTwo] = Rosen(x) You should prepare the three variables that recieve t...

ungefär en månad ago | 0

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Answered
Do we have the facility to create a network topology for cloud and fog environment in matlab
I am not an expert in this filed though I have ever introduced this product to a customer who wanted to model a rail network. h...

ungefär en månad ago | 1

Answered
How to place a uicalendar inside a panel
How about using AppDesigner? There is a function available that looks able to meet your want. https://jp.mathworks.com/help/mat...

ungefär en månad ago | 0

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How can I take out months rows from each year.
I guess your date is not read as string. tableData = readtable('yourExcel.xlsx'); tableData.Time = string(tableData.Time); Th...

ungefär 2 månader ago | 0

Answered
How to position two figures on one app-designer gridlayout position?
app.UIAxes.Visible = 'off'; Try this. It worked with my app where a push botton call this line so it can disappear.

ungefär 2 månader ago | 0

Answered
Discretize countries into regions
One thought would be .... clustering algorithms. How about using geographical data (longitude and latitude) as an input vector ...

ungefär 2 månader ago | 0

Answered
how to derive 1D heat conduction
https://jp.mathworks.com/products/pde.html?s_tid=srchtitle PDE toolbox would help you out!

ungefär 2 månader ago | 0

Answered
How can I shade confidence intervals on a loglog plot?
x = -10:0.1:10; % between intersections yy1 =x.^2; %lower function yy2 = -(x.^2-16); % upper function x = [x,x]; % rep...

ungefär 2 månader ago | 0

Answered
How can I take out months rows from each year.
d = ['190101'; '190201'; '190301']; % sample data d_datetime = datetime(d, 'InputFormat', 'yyMMdd'); % change format to datet...

ungefär 2 månader ago | 1

Answered
Matlab: a function y where y is the 𝑛-th Chebyshev polynomial of the first kind evaluated at xy is the 𝑛-th Chebyshev polynomial of the first kind evaluated at xy is the 𝑛-th Chebyshev polynomial of the first k
https://jp.mathworks.com/matlabcentral/fileexchange/56566-chebyshev-polynomial I came across this but not sure if it works.

ungefär 2 månader ago | 0

Answered
Why matlab crashes when I try to use a numpy Python package? (2019a)
https://www.youtube.com/watch?v=aJGmnPfJBuo Have you ever tried this ? - calling MATLAB from the anaconda prompt?

ungefär 2 månader ago | 0

Answered
Why matlab crashes when I try to use a numpy Python package? (2019a)
Read the documentation for R2019a. You might have counted on the latest. It might be a cause of the problem. Sometimes, there...

ungefär 2 månader ago | 0

Answered
how to plot smooth line plot?
How about increasing the number of data by using interpolation?: https://jp.mathworks.com/help/matlab/ref/interp1.html?s_tid=do...

ungefär 2 månader ago | 0

Answered
Clustering based on threshold values.
There are various methods available:https://jp.mathworks.com/discovery/cluster-analysis.html

ungefär 2 månader ago | 0

Answered
Clustering based on threshold values.
Is this a question about how to classify the data based on threshold? if condition "classification description" else ...

ungefär 2 månader ago | 0

Answered
How to find rng No. of a trained network ?
You should have taken a note or fixed the seed number before the training. As far as I know, there is no ways to find out what ...

ungefär 2 månader ago | 1

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