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Hiro Yoshino


Last seen: 1 day ago

MathWorks

129 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
Database Toolbox の LIVE Scriptエラーの 処理方法
こちらにJDBC data sourceの作り方など有ります: https://jp.mathworks.com/help/database/ug/configurejdbcdatasource.html 直接は関係無いですが、.mファイルでやって...

11 days ago | 1

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Answered
how to get integration of int((sin(xd)*(2*x - 2*xd))/((y - yd)^2 + ((x - xd)^2)^(1/2)), xd, 0, 1)
simplify? https://www.mathworks.com/help/symbolic/simplify-symbolic-expressions.html wonder if this is what you're looking for...

11 days ago | 0

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genetic algorithm for rank
https://www.mathworks.com/help/gads/genetic-algorithm-options.html Check this out please - there is an option for "rank".

11 days ago | 0

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Storing eigenvalues from a loop
Can I have your code?

11 days ago | 0

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Answered
Can you please give me the MATLAB code for EEG signal compression using Huffman coding including Preprocessing
https://jp.mathworks.com/help/signal/ug/dct-for-speech-signal-compression.html This may help. I'm sure there are lots of exmapl...

11 days ago | 0

Answered
Deploying Deep Learning model with Sequential Input as C++
We have just released 2020a and it looks sequential input layer is now included in the list. So the solution is updating your M...

11 days ago | 0

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how to fit ellipse to an image with cylinderical shape
I am not an expert - please see the following page and hopefully there are some similar examples for you. https://jp.mathworks....

11 days ago | 0

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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 ...

12 days ago | 0

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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...

12 days ago | 0

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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...

12 days ago | 0

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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...

12 days ago | 0

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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...

24 days ago | 0

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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...

24 days 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...

24 days ago | 0

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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...

24 days 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));

2 months ago | 0

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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...

2 months ago | 0

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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...

2 months ago | 0

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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...

2 months 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

2 months ago | 0

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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...

2 months 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...

2 months 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...

2 months ago | 1

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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...

2 months 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...

2 months ago | 0

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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.

2 months ago | 0

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

2 months 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!

2 months 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...

2 months 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...

2 months ago | 1

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