Research Article
Comparison of Different Independent Component Analysis Algorithms for Output-Only Modal Analysis
Figure 16
Modal shape comparison between FEA and separating vector by maximization negentropy with quasi-Newton iteration method with measurement noise.
(a) The 2nd-order modal shape |
(b) The 4th-order modal shape |
(c) The 2nd-order modal shape |
(d) The 7th-order modal shape |
(e) The 6th-order modal shape |
(f) The 3rd-order modal shape |