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Hieu Nguyen


Aktiv seit 2017

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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);...

mehr als 6 Jahre vor | 1 Antwort | 0

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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 ...

mehr als 6 Jahre vor | 0 Antworten | 0

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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 ...

mehr als 6 Jahre vor | 0 Antworten | 0

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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...

etwa 7 Jahre vor | 2 Antworten | 0

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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...

mehr als 7 Jahre vor | 1 Antwort | 0

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

mehr als 7 Jahre vor | 0

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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...

mehr als 7 Jahre vor | 2 Antworten | 0

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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 ...

fast 8 Jahre vor | 1 Antwort | 0

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