How long does a PCA anaysis take?

to perform a complete analysis, how much computational time is required?

Answer 1

[Wayne King]

That depends on the size of the matrix. Have you tried it?

[PEACE AMOATEY]

not tried it yet, need an urgent answer for planning purposes what of a 128 by 96 matrix

[Wayne King]

128x96 will be very fast, less than a second I would say.

[Walter Roberson]

http://www.mathworks.com/matlabcentral/answers/29922-why-your-question-is-not-urgent-or-an-emergency