Answered
劣決定系の最小二乗解で使われる計算方法
において、A が横長で行がフルランクの場合、つまり で の場合を考える際には、通常は最小 L2 ノルム解を返すと思います。 教科書などを読めば、必ずと言っても良いほど出てくる話ですが、 として解きます。これは Lagrange の未定乗数法...

3 months ago | 0

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Answered
How to create a double entry table ?
Is this something like this?: B = table({'Michael';'Beverly';'Alice'},... [64;69;67],... [119;163;133],... [122 ...

3 months ago | 1

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Answered
subtitle command not working and no error
I gave it a try but it seems it is not working. Instaed, I found a similar question to yours and some solutions too here: https:...

3 months ago | 0

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Answered
Simultaneous lsqcurvefit for data set with shared parameters
Hope this helps you out: Problem-Based Optimization setup. This does not requires prior-knowlege on type of solver for your spec...

3 months ago | 0

Answered
CSVファイルの行列変換
それぞれの csv ファイルは readtable か何かでMATLAB に読み込んでいただいて、それらの行列成分を結合すれば良い訳です。例えば: m1 = rand(5) m2 = rand(5) m3 = rand(5) m1 - m3 を行列...

4 months ago | 0

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Answered
When using the Reinforcement learning Toolbox, can I calculate the mean and std of the datas in the experience buffer?
I haven't tried it before though, allExperiences seems to be the one you're seeking for. Hope this will help.

4 months ago | 0

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Answered
App Designer MATLAB: if-else condition not working
I found a solution for this. errordlg is not suitable for App Designer; you should use uialert instead. There is a small note a...

4 months ago | 0

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Answered
Do we need license for downloading Matlab runtime (r2022a (9.12) windows 64 bit)
No, you don't. It's free of charge.

4 months ago | 0

Answered
Is there a way to show command shell in textarea of app designer?
Do the options defined in trainingOptions function, Verbose or Verbosefrequency help here?

4 months ago | 0

Answered
I have trouble understanding the command.
You should have a good understanding on eval by going through this. What it does here is that [esty, seout] = fun(tpar,tx); I...

4 months ago | 0

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Answered
Which part is incorrect?
I would do this much more simply: mat = [1,1,0,0,0; 1,1,1,1,0; 1,0,0,0,0; 1,1,0,0,0; 1,1,1,1,1]...

4 months ago | 0

Answered
App Designer MATLAB: if-else condition not working
What is the default value for app.StatebuttonButton.Value? Have you checked it in the first place? If it is "1", it always skip...

4 months ago | 1

Answered
Why do I receive 'You must pass class labels as a vector.' error?
It said the y_train is not a vector. The argument should be any on of: categorical array, string array, character array, logica...

4 months ago | 0

Answered
Convert Column to Matrix
You can change the matrix by using these functions: reshape, flipud, circshift, rot90. You may want to check this site: https:/...

4 months ago | 0

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Answered
Linear Fitting starting from a value
refline is the easiest way to achieve that. y = [100 90 80 70 50 45 40 43 42 40 35]; x = 0:10:10*(length(y)-1); plot(x,y,'o')...

4 months ago | 0

Answered
App Designer で2つのドロップダウンリストを連動したい
https://jp.mathworks.com/help/matlab/ref/matlab.ui.control.dropdown-properties.html このあたりをみて、プロパティを変えるように設定すれば、上手く行きそうな気がしますが。試...

4 months ago | 1

Answered
Faster R-CNN学習時のエラーについて
https://jp.mathworks.com/matlabcentral/answers/372665-fastrcnn-out-of-memory こちらの回答が参考になるかと思います。

4 months ago | 0

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Answered
I Just Paid over $200 to Reinstall my home version of Matlab, but it tells me my i can not install any new version of Matlab. If that is the case i need a refund on my money.
You should have a contact with the MathWorks office from which you made a purchace of your MATLAB. There are people responsible...

4 months ago | 1

Answered
pathtool関数を機能させるにはどうしたらいいですか？
https://jp.mathworks.com/matlabcentral/answers/378779-why-do-i-get-undefined-function-or-variable-pathtool にた物がありました。再インストールが良い...

4 months ago | 0

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Answered
画像の代わりに2次元データを入力にして深層学習を行いたいのですが、どのように入力すればよいでしょうか？
画像のネットワークを利用して、trainNetwork 関数で学習する場合は cell が引数として適当では無いです。こちら から対応している型 (datastore等) を確認し、cell を変換すれば利用できると思います。 c = {[1 2;3 4...

4 months ago | 1

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Answered
How to interpolate a set of data with the cubic method?
I would use Symbolic Math Toolbox to solve the problem analytically: x = [74 29 21 12 8 5.7 4.4 3.6 2.1 1.8 1.5 1.0 0.7]; y = ...

4 months ago | 0

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Answered
I'm new in using Matlab and I'm very confused of how I would solve a derivative problem. Here is the equations and problem
You are using the capabilities of Symbolic Math Toolbox and with this you can manupulate your equations symbolically. Let's def...

4 months ago | 0

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Answered
how to write a function for quadratic equation?
You can check the arguments before evaluating your statements this way: [x1,x2] = f(1,-2,1) [x1,x2] = f(0,-2,1) function [x...

4 months ago | 0

Solved


Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

4 months ago

Solved


Calculate Amount of Cake Frosting
Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

4 months ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

4 months ago

Answered
Best Variable Type to Store and Plot Multiple Images Obtained with Regularized Filtering
When the images you are storing in a variable are consistent size-wise, a standard array is good enough. Imagine that your imag...

5 months ago | 0

Answered
What is the architectural difference between using `feedforwardnet` and `fitcnet`?
feedforwardnet is for regression problems whereas fitcnet is for classification problems.

5 months ago | 0

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Answered
extract numbers from a string.
You can use pattern: pat = digitsPattern(4); % Pattern str = '"sensor_serials": {"H1": "3637", "H2": "3638", "H3": "2787"}' ...

5 months ago | 1

Answered
How to remove a slash from fullfile?
How about this? wtf= fullfile('C:\\','Users','jessi','Desktop','HydrusMC','Simulations',("MC_"+num2str(1)),'Obs_Node.out')

5 months ago | 1

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