I have also had some luck with using unsupervised random forest to get a
proximity matrix. This proximity matrix can then be transformed into a
distance matrix, and used as an input to PCO or NMDS.
e.g.
require(ecodist)
urf = randomForest(FY09Bugs[, 2:146])
site_distances = as.dist(1 -
Hello,
I am using the cca function in Vegan to examine the relationship between
microbial community structure and a (large) suite of environmental
variables. My constraining/environmental data matrix as a lot of holes in
it so I have been exploring using the na.action argument.
This is the
Dear Friends,
I am new on R so I ask you to excuse me if this question sounds fool. I
want to see if there is a significativa relationship between the mating
(response variable) and several explanatory variables such as individual
number (categorical), leg movemente (continous) and the reuse of
Hello,
On 01/06/2013, at 02:10 AM, ckellogg wrote:
Hello,
I am using the cca function in Vegan to examine the relationship between
microbial community structure and a (large) suite of environmental
variables. My constraining/environmental data matrix as a lot of holes in
it so I have been