Answered
Can I have an explanation why my graph is plotting in a weird way?
Looks like you're having some missing data, "NaN". Why don't you try checking your data first?

6 years ago | 0

Answered
How to fit data into pre-determined clusters?
How about reading this?: https://www.mathworks.com/help/stats/kmeans.html?searchHighlight=kmeans&s_tid=doc_srchtitle I dont re...

6 years ago | 0

Answered
combining two neural networks (net1 is trained & net2 is untrained) in one bigger network
How about this?: https://www.mathworks.com/matlabcentral/answers/497749-avoid-training-certain-neurons#answer_407422?s_tid=prof...

6 years ago | 0

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Answered
残差二乗和
(x, y)データが入ったtableデータを用意します (variable name は x, yとかにします) linear_model = fitlm(table, "y~x"); plot(linear_model) で直線がピッと引かれます。...

6 years ago | 1

Answered
画像判別の交差検証について
いくつか誤解があるようなので、ご助言差し上げます。 (1) まず、画像も数字データです！行列的な形で数字が入っているので、それをベクトルっぽくすればあやめデータのようになります。まず、そのあたりのデータの感じをご自身の目で見て確認すると良いかなと思い...

6 years ago | 0

Answered
画像判別の交差検証について
画像であろうが、あやめデータであろうが、全て「数字」を扱います。画像だから特別な扱いがあるわけでは有りません。そのあたりの理解は大丈夫ですか？画像をあやめデータと同じデータフォーマットに揃えてあげれば、cvpartitionでできます。もっと言...

6 years ago | 0

Answered
画像判別の交差検証について
あやめデータと同じデータフォーマット（テーブル型）にして、cvpartitionすれば良いのでは？すみません、疑問点があまり理解できていません…

6 years ago | 0

Answered
Data import from excel file with timestamp
Do you like GUI? How about using "import data" button from the ribbon. You can import your file via GUI as shown below: Y...

6 years ago | 0

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Answered
Why are some characters chopped off on the bottom in plots?
figure; plot([0,1],[0,1],[0,1],[0,1]) set(gca,'fontsize',18) legend('nissio', 'pop.'); Mine did work well with R2019b.

6 years ago | 0

Answered
画像判別の交差検証について
ディープラーニングの場合はあまりやることは有りません。基本的にデータ数が少ない場合に過学習を抑える目的でやります。DLはデータがそもそも大量に必要なのであまり必要がないのと、確率的勾配法アルゴリズムは言ってみれば、毎回違うデータで学習をやっているような...

6 years ago | 2

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Answered
dicomの読み込みについて
https://jp.mathworks.com/help/images/ref/im2single.html このあたりが参考になるかと思います。

6 years ago | 0

Answered
CAM/Grad-CAMといった判別の可視化について
https://jp.mathworks.com/help/deeplearning/ug/gradcam-explains-why.html?searchHighlight=grad%20cam&s_tid=doc_srchtitle こちらのリンク先...

6 years ago | 1

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Answered
Image Classification Using SVM Classifer
It is hard for you to tell if the features you extracted are good or bad. ML algorithms will tell you. Generally speaking, De...

6 years ago | 1

Answered
How to remove the previous installation of MATLAB mac
What I did last week was just throw it into the bin. It worked.

6 years ago | 0

Answered
FINDING FREQUENCY FROM FFT PLOT
Try this?: % P fft power % F fft frequency idx = (P == PowerThreshold); % detect the indices of the power that match the thre...

6 years ago | 0

Answered
GoogLeNetのバージョンナンバーは？
Documentationの下の方にネタ元が書いてあります。 MathWorks Documentation

6 years ago | 2

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Answered
How to do average of different arrays of a matrix?
Stephen Cobeldick is right. Try this: % X --> 3490 x 63 matrix X = reshape(X, 5, 63, 698); X = mean(X); X = reshape(X, 698,...

6 years ago | 0

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Answered
Matrix operator error in matlab2019a
As it said, have you tried this one?: To perform elementwise multiplication, use '.*'. Imagine that you want to multiply/dev...

6 years ago | 0

Answered
How to calculate double integral of a circular area?
You may want to use the indices: radius = 0.5; idx = sqrt(X.^2+Y.^2) < radius; This way, you can extract the elements of A ...

6 years ago | 0

Answered
Why is different rng(1) rng(2) rng(3) in K means clustering?
Yes, you are correct. Seed is a general terminology in computational sciences - https://en.wikipedia.org/wiki/Random_seed

6 years ago | 0

Answered
Why is different rng(1) rng(2) rng(3) in K means clustering?
K means clustering algorithm generates the mean vectors corresponding to the number of the cluster you provide. The point is th...

6 years ago | 1

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Answered
[統計]一般化線形モデルのパラメータの推定方法について（the method of estimation GLM）
https://jp.mathworks.com/help/stats/fitglm.html#mw_0fd53dcd-2470-4661-8735-434f6ef41591 fitglmのDocumentationには以上の文献が参考として載ってい...

6 years ago | 0

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Answered
アドオンアイコンの動作について
こんな画面が出てきます。 R2019bより。

6 years ago | 0

Answered
将来のタイムステップの予測について
この例題は、入力と出力が同じタイプのものです。何が行っているのかをご理解されれば、技術的な問題では無いとご理解いただけるかなと思います。まず、学習段階では X --> Y (未来のX) のペアで教師あり学習をしますテスト段階ではX_test...

6 years ago | 0

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Answered
Cell array of arrays into matrix
Did you recieve an error message or get something you did not expect? Check if the matrix is rectangular the matrix has the...

6 years ago | 0

Answered
Cross Validation, Data Science
In MATLAB, you can use cvpartition https://www.mathworks.com/help/stats/cvpartition.html?searchHighlight=cvpartition&s_tid=doc_...

6 years ago | 0

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Answered
How to combine multiple margin plots in the same graph?
wonder if subplot works for you? https://www.mathworks.com/help/matlab/ref/subplot.html?searchHighlight=subplot&s_tid=doc_srcht...

6 years ago | 0

Answered
Poor Resolution of Pdf
check out "renderer" setting. https://www.mathworks.com/help/matlab/ref/print.html?searchHighlight=rendering%20file&s_tid=doc_s...

6 years ago | 0

Answered
Why do i get an error when using readtable saying cannot open file
TRY - readmatrix instead: https://www.mathworks.com/help/matlab/ref/readmatrix.html

6 years ago | 0

Answered
Is matlab have Multilabel recurrent neural network app like ANN toolbox
No apps exist for RNN. But deep network designer app works well for deep learning https://www.mathworks.com/help/deeplearning/...

6 years ago | 1

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