Displaying 9 results from an estimated 9 matches for "bagger".
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badger
2007 Apr 16
1
My First Function: cryptic error message
...running this in ESS in XEmacs 21.4.19, R 2.4.1 on Slackware Linux
11.0 with a 2.6 kernel.
This is almost an entire script, although I've removed or disguised
parts that would reveal my plans for world domination. The function
is right here at the top:
####################
# bagging function:
bagger <- function (length = 25, formula, dataframe) {
trees <- vector(mode = "list", length = length)
n <- nrow(dataframe)
bootsamples <- rmultinom (length(trees), n,
rep(1,n)/n)
mod <- rpart(formula, data = dataframe,
control =...
2003 Jul 23
3
Boosting, bagging and bumping. Questions about R tools and predictions.
...o
the entire image. This results in a classified image that can then be
checked for accuracy. Classification trees are increasingly used by the
remote sensing folks but it seems like finding optimal trees is an active
area of research in computational statistics.
I've seen great claims made by baggers and boosters (and just what is
bumping?) of increasing classification accuracy but aside from TreeNet
by Salford Systems I'm not aware of tools that can grow forests of trees
that can then be used to make predictions.
Can anybody help?
Promote security and make money with the Hushma...
2009 Mar 02
2
How to normalize to a set of internal references
Thanks for the advice. My question is more on how to do this?
Let me use a biology gene analysis example to illustrate:
In biology, there are always some house keeping genes which differ
little even at pathological conditions.
We know that at different batches, there are external factors affect
the measurements. For example, overall signal intensity might be
different due to lab reagents.
A
2007 Apr 18
0
...iday because of a
Highly Anticipated Report from the Field. It moved up 13%
on Friday and the news isn't even out yet. Just wait till
word hits the street!
On second thought, Don't Wait!
Company (P)remium (P)e(T)ro(L)eum (P)(P)(T)(L)
Current $0.0085 (+13%)
Target $0.0450 (a FIVE bagger!)
At this time (P)(P)(T)(L) has a number of Surveys and Drilling
projects in progress. We have heard that a Major Discovery
has been made, and recommend our readers capitalize on this
Opportunity right away!
HEADLINES
---------------------
Hit man was sought to kill fetus
Collins: Why this s...
2008 Aug 17
0
Error fitting overdispersed logistic regression: package dispmod
Hi all,
First, a quick thank you for R; it's amazing.
I am trying to fit models for a count dataset following the overdispersed logisitic regression approach outlined in Baggerly et al. (BMC Bioinformatics, 5:144; Annotated R code is given at the end of the paper) but R is returning an error with the data below. Any help in understanding or overcoming this obstacle is appreciated.
>library(dispmod) # required for dispersion fitting
# Now the data
>counts<-mat...
2007 Jun 28
2
Asterisk and IPv6
In October of last year Marc Blanchet of the Canadian company Viag?nie
made a presentation on how he and others had build IPv6 support into
Asterisk and furthermore demonstrated that it worked. Marc Blanchet
went into some details on how it was done and the amount of work that
had gone into it.
A question is this connection:
When will these additions make their way into the Asterisk mainstream
2007 Apr 18
0
...iday because of a
Highly Anticipated Report from the Field. It moved up 13%
on Friday and the news isn't even out yet. Just wait till
word hits the street!
On second thought, Don't Wait!
Company (P)remium (P)e(T)ro(L)eum (P)(P)(T)(L)
Current $0.0085 (+13%)
Target $0.0450 (a FIVE bagger!)
At this time (P)(P)(T)(L) has a number of Surveys and Drilling
projects in progress. We have heard that a Major Discovery
has been made, and recommend our readers capitalize on this
Opportunity right away!
HEADLINES
---------------------
Hit man was sought to kill fetus
Collins: Why this s...
2006 Mar 30
0
BUG: FOP reports incorrect (duplicate) IP address until restarted
...usy (this is why I think the problem is with FOP and not
asterisk since asterisk can complete the call to a supposedly busy
extension). It also may be that asterisk is incorrectly reporting the
information and FOP is just reporting what it sees. (THUS THE REASON FOR
THE DOUBLE POST SO DON'T BAGGER ME ABOUT DOUBLE POSTING) The problem is
repeatable. I am using Asterisk 1.2.5 and Zaptel 1.2.4 on Centos 4.2
with kernel update disabled (kernel is 2.6.9-22.EL-i686) with all
updates applied through 'yum' and latest version of FOP (version 0.25).
We are using SJPhones and Zyxel P2000w-v...
2008 Mar 05
3
ipf function in R
Hi
I have a 3 x 2 contingency table:
10 20
30 40
50 60
I want to update the frequencies to new marginal totals:
100 130
40 80 110
I want to use the ipf (iterative proportional fitting) function which
is apparently in the cat package.
Can somebody please advice me how to input this data and invoke ipf in R
to obtain an updated contingency table?
Thanks.
By the way I am quite new to R.
--
Dr