[R] Replacing string in matrix with zero

Rolf Turner rolf.turner at xtra.co.nz
Thu Nov 15 05:10:08 CET 2012


On 15/11/12 11:13, Nick Duncan wrote:
> Dear All,
>
> I have a matrix in which the diagonal has the string "Inf" in it. In
> order to be able to do cluster analysis this needs to be replaced with
> a Zero.

     I am very sceptical about this assertion.  "Inf" means infinity
     which is of course *NOT* the same as 0.  By anyone's standards.

     I know nothing about cluster analysis, so I may be toadally out
     to lunch in this, but I suspect that you need to re-think.

         cheers,

             Rolf Turner

     <SNIP>




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