Displaying 7 results from an estimated 7 matches for "rvars".
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2006 Mar 23
2
invalid variable type in model.frame within a function
Dear expeRts,
I came across the following error in using model.frame:
# make a data.frame
jet=data.frame(y=rnorm(10),x1=rnorm(10),x2=rnorm(10),rvar=rnorm(10))
# spec of formula
mf1=y~x1+x2
# make the model.frame
mf=model.frame(formula=mf1,data=jet,weights=rvar)
Which gives the desired output:
> mf
y x1 x2 (weights)
1 0.8041254 0.1815366 0.4999551 1.4957814
2
2005 Mar 17
1
Cross validation, one more time (hopefully the last)
I apologize for posting on this question again, but unfortunately, I don't have and can't get access to MASS for at least three weeks. I have found some code on the web however which implements the prediction error algorithm in cv.glm.
http://www.bioconductor.org/workshops/NGFN03/modelsel-exercise.pdf
Now I've tried to adapt it to my purposes, but since I'm not deeply familiar
2015 Jun 23
4
[LLVMdev] Improving the quality of debug locations / DbgValueHistoryCalculator
Here is a proposal for improving DbgValueHistoryCalculator and the
overall quality of debug locations.
Focus: This is about lowering the DBG_VALUE machine instructions to
DWARF location lists.
Non-focus: This is not about (typical -O0) variables that permanently
reside at a frame index and are described with dbg.declare intrinsics
in the IR. These variables are stored in the MMI side-table and
2005 Mar 18
2
logistic model cross validation resolved
This post is NOT a question, but an answer. For readers please disregard all earlier posts by myself about this question.
I'm posting for two reasons. First to say thanks, especially to Dimitris, for suggesting the use of errorest in the ipred library. Second, so that the solution to this problem is in the archives in case it gets asked again.
If one wants to run a k-fold cross-validation
2015 Aug 12
3
[LLVMdev] Improving the quality of debug locations / DbgValueHistoryCalculator
Hi all,
An early implementation of extending debug ranges and providing multiple
location support is done here: http://reviews.llvm.org/D11933
Design document:
https://docs.google.com/document/d/1noDVWTvTWBdYdweICPBwvwyt8QvX4KHl7j3XKNSg1nE/edit?usp=sharing
On Jun 24, 2015, at 12:12 PM, Alexey Samsonov <vonosmas at gmail.com> wrote:
Hi Adrian,
You might want to take a look at abandoned
2003 Mar 06
0
modifying ftable to allow percentages (wishlist) (PR#2606)
...used, the
table would sum to 100 over the complete table.
One further modification would be needed in order to use percentages in
ftable.formula. Line 42 of ftable.formula, where ftable is called if
(inherits(edata, "ftable") is true would have to be changed to
ftable(data, row.vars = rvars, col.vars = cvars, ...)
The ... argument would have to be added to pass pcnt= to ftable.default.
These seem to me to be minor changes that would add a useful functionality to R.
(Unless of course Guru[k] already has something much more sophisticated in the
pipeline). Would it be a problem to impl...
2005 Feb 12
4
Is is possible to do "shorewall reject 1.1.1.1 tcp 25"
Hello,
Is is possible to do "shorewall reject 1.1.1.1 tcp 25" ?
So I can dynamically blacklist offensive smtp senders, but only have
shorewall reject certain types (smtp) traffic from them?
Thanks,
Alex Martin
http://www.rettc.com