Re: [R] Finding distance matrix for categorical data

2010-06-13 Thread kapil mahant
Thanks Guys , I am able to generate the distance matrix for mixed column values ( categorical and ordinal ) using daisy function But can anyone tell me how to generate clusters out of it , The point being i dont know the number of cluster beforehand Let me give an overview of the problem i a

[R] Need help in multi-dimensional clustering

2010-06-08 Thread kapil mahant
Hi All , For an academic project I am trying to do the following Step 1 ) Draw and cluster a N ( lets say 3 ) column dataset by dbscan algorithm using R-project’s fpc package ( let say they are "training clusters" ) , Using dbscan as number of clusters are not kno

[R] Finding distance matrix for categorical data

2010-06-10 Thread kapil mahant
All, How can we find a distance matrix for categorical data ie. given a csv below var1 var2var3var4 element1-1 yesx a k element1-2 no y b l element1-3 maybe y c m how can i