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Wei Wang

MathWorks

Last seen: 4 years ago |  Active since 2012

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Answered
Different Result between using PCA from toolbox and using manually programmed PCA
PCA enforces a sign convention on the coefficients. The largest element in each column will have a positive sign.

11 years ago | 0

Answered
How to project a new point to PCA new basis?
When you specify a variable weight, the coefficient (W in your code) is not orthonormal, but the reconstruction rule is still Xc...

11 years ago | 2