Ecological Archives E084-056

Pedro R. Peres-Neto, Donald A. Jackson, and Keith M. Somers. 2003. Giving meaningful interpretation to ordination axes: assessing loading significance in principal component analysis. Ecology 84:2347–2363.

Appendices

Appendix A: Values of the 95% quantiles for absolute loadings of the first variable in the first five principal components for each correlation structure considered in this study and a spherical correlation matrix.
Ecological Archives E084-056-A1.

Appendix B: Power estimates for larger sample size.
Ecological Archives E084-056-A2.

Appendix C: An examination of real ecological data using these methods.
Ecological Archives E084-056-A3.

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Appendices

Appendix A: Values of the 95% quantiles for absolute loadings of the first variable in the first five principal components for each correlation structure considered in this study and a spherical correlation matrix.
Ecological Archives E084-056-A1.

Appendix B: Power estimates for larger sample size.
Ecological Archives E084-056-A2.

Appendix C: An examination of real ecological data using these methods.
Ecological Archives E084-056-A3.

Appendices

Appendix A: Values of the 95% quantiles for absolute loadings of the first variable in the first five principal components for each correlation structure considered in this study and a spherical correlation matrix. Ecological Archives E084-056-A1.

Appendix B: Power estimates for larger sample size. Ecological Archives E084-056-A2.

Appendix C: An examination of real ecological data using these methods. Ecological Archives E084-056-A3.

Appendix A: Values of the 95% quantiles for absolute loadings of the first variable in the first five principal components for each correlation structure considered in this study and a spherical correlation matrix.
Ecological Archives E084-056-A1.

Appendix B: Power estimates for larger sample size.
Ecological Archives E084-056-A2.

Appendix C: An examination of real ecological data using these methods.
Ecological Archives E084-056-A3.