Description Usage Arguments Value Author(s) References See Also Examples

Adds the matrix to its transpose (X + t(X)) and loads its diagonal by the sum of each row.

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`x` |
data.frame: The matrix to process as a data.frame |

`sym` |
logical: symmetrisation. |

`charge` |
logical: diagonal loading. |

`ident` |
logical: first column consists in identifiers. |

a data.frame: the resulting matrix

Jean-Sebastien Pierre

Jean-sebastien.pierre@univ-rennes1.fr

Pierre, J. S. and C. Kasper (1990). The Design of Ethological Flow-Charts on Factorial Analysis Representations - an Application to the Study of the male Mole-Cricket Sexual Courtship. Biology of Behaviour 15(3-4): 125-151.

Van der Heijden, P. G. M. 1986. Transition matrices, model fitting and correspondence analysis. In: Data Analysis and Informatics IV (Ed. by E. Diday), pp. 221-226. Elsevier Science Publishers.

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