MATLAB: How can plot a matix

matrixplotting

i have a 150*9 matrix, with random numbers in the matrix. i want to plot this matrix, for example scatter plot would be proper. could any one please tell me how can i plot this matrix?

thanyou

Best Answer

Plot what against what? Who's independent variable, who's dependent? Simply against observation number just use

plot(1:length(x),x)

where x is your data matrix

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MATLAB: How to make scatter plot graphs

doc scatter

use hold on if you want to plot 3 datasets in a single plot.

MATLAB: How to write pentadigonal matix

Is it good now?

n = 12;
m = ceil(n / 3);
n = m*3;
A = spdiags([1 -4 1]+zeros(3,1), -1:1, 3, 3);
c = repmat({A},1,m);
A = blkdiag(c{:});
A = A + spdiags([1 1]+zeros(n,1), [-3 3], n, n);
full(A)

Best Answer

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MATLAB: How to make scatter plot graphs

MATLAB: How to write pentadigonal matix

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