Hi Richard, You might want to have a look at Bertin's reorderable matrices, which seem to be solving a similar problem. Googling for bertin reorderable matrix gives a few automatic implementations.
Hadley On 4/4/07, Richard Rowe <[EMAIL PROTECTED]> wrote: > I am working with transition matrices of sequences of animal > behaviours. What I would like to do is parse the original matrices, > adjusting row/column order so that the matrix has its main values in blocks > surrounding the diagonal. This would cause behaviours involved in > functional groupings (e.g. grooming, resting, foraging etc) to appear as > blocks. > This can be done manually by applying subjective 'prior knowledge' of > sequences, however I would like to have an algorithmic/objective method to > generate at least a first cut ... > Any suggestions or hints (even just thoughts) would be much appreciated, > > Richard Rowe > > Dr Richard Rowe > Zoology & Tropical Ecology > School of Tropical Biology > James Cook University > Townsville 4811 > AUSTRALIA > > ph +61 7 47 81 4851 > fax +61 7 47 25 1570 > JCU has CRICOS Provider Code 00117J > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.