Displaying 2 results from an estimated 2 matches for "newiris".
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new_res
2002 Aug 30
4
(PR#1964) The attached function working fine with R 1.3.0 but giving problem with R 1.5.1 (PR#1964)
The division part of the following code is not executing -
(seq(n-1)*mean(XS)-cumsum(XS[seq(n-1)]))*diff(XS)/((n-1)*var(XS))
Note: Prof Yatracos: Would you please send them one example ?
Thanks,
Kaushik
-----Original Message-----
From: ripley@stats.ox.ac.uk [mailto:ripley@stats.ox.ac.uk]
Sent: Friday, August 30, 2002 4:27 PM
To: Kaushik Bhattacharyya
Cc: r-devel@stat.math.ethz.ch;
2005 Sep 08
2
Re-evaluating the tree in the random forest
Dear mailinglist members,
I was wondering if there was a way to re-evaluate the
instances of a tree (in the forest) again after I have
manually changed a splitpoint (or split variable) of a
decision node. Here's an illustration:
library("randomForest")
forest.rf <- randomForest(formula = Species ~ ., data
= iris, do.trace = TRUE, ntree = 3, mtry = 2,
norm.votes = FALSE)
# I am