Hieu Nguyen

2017 年からアクティブ

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7 質問
1 回答

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質問

LDA analysis: The pooled covariance matrix of TRAINING must be positive definite.
Hello, I am running into this issue. How can I resolve it? Y = csvread('mydata.csv'); flag = Y(:,1); label = Y(:,2);...

6年以上前 | 1 件の回答 | 0

1

回答

質問

Use biplot(): How to plot three different colors after running PCA using only the first 2 principal components
Hello, I am new to Matlab and I do not know the syntax well enough to do this task. I have a data set and I split it into ...

6年以上前 | 0 件の回答 | 0

0

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質問

Simple Perceptron algorithm in matlab: cannot draw the classifier line
I am new to Matlab and I am trying to test my learning curve by writing the perceptron algorithm from scratch. I have seen this ...

6年以上前 | 0 件の回答 | 0

0

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質問

Plot always appears as a straight line
v = [0:100]; m = 4.65*10.^-26; y = ((m*v)/(4.14*10.^-21)).*exp((-m*v.^2)/2*4.14*10.^-21); plot(v,y) title('Density...

7年以上前 | 2 件の回答 | 0

2

回答

質問

Periodic functions show up as a straight line
Hello everyone! When I plot the multiplots in one figure, only x1 shows up as a true graph of a periodic function, the rest s...

7年以上前 | 1 件の回答 | 0

1

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回答済み
How to get an x coordinate from a given y?
I got it. Thanks. I appreciate it!

7年以上前 | 0

質問

How to get an x coordinate from a given y?
<</matlabcentral/answers/uploaded_files/92108/HW7_R2%20copy.jpg>> Hello, I am working a problem that asks me to graph the squ...

7年以上前 | 2 件の回答 | 0

2

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質問

How can I stop My Gauss-Seidel loop when the if condition is met.
D = diag(diag(A)); L = tril(-A,-1); U = triu(-A,1); %transition matrix and constant vector used for iterations ...

約8年前 | 1 件の回答 | 0

1

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