l****k
发帖数: 16 | 1 返回的是一个COEFF matix， 看不懂... 根据这个matrix, 怎么知道那些是principle
components? | j**u
发帖数: 6059 | 2 不懂
principle
【在 l****k 的大作中提到】
: 返回的是一个COEFF matix， 看不懂... 根据这个matrix, 怎么知道那些是principle
: components?
| r****y
发帖数: 1437 | 3 This is up to your input matrix, as mentioned in manual,
row of X is obs, column of x is variable
then coeff(:, 1) is the first PC (in decreasing component variance),
and so on.
scores are then in row manner again, scores(1, :) is the score for
the
first obs vector, and so on.
principle
【在 l****k 的大作中提到】
: 返回的是一个COEFF matix， 看不懂... 根据这个matrix, 怎么知道那些是principle
: components?
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