Simulation-based analysis of rigid alignment bias in PCA of weight-bearing foot shapes.
Koska D; Biermann N; Maiwald C · 2026 · Journal of biomechanics
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Generalized Procrustes Analysis (GPA) is used for rigid alignment in statistical shape modeling to remove positional and size variation prior to Principal Component Analysis (PCA). GPA assumes isotropic variation, which is violated in…
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Metadata source: Europe PMC · DOI 10.1016/j.jbiomech.2026.113280