Displaying 20 results from an estimated 200 matches similar to: "Beveridge Nelson Decomposition"
2006 Dec 21
3
service reload?
Hey All,
I can see in the type reference under service it has restart, stop, start etc.
But is there a way to issue a /etc/init.d/daemon reload ? but still have the restart available if needed
Cheers
Brendan
Brendan Beveridge
Managed Services Consultant
Direct | 02 8235 9593 Mobile | 0434 077 934
Email | Brendan.Beveridge@brennanit.com.au
"Brennan IT lands major IT&T
2008 Dec 18
3
Parsing unusual date format
Hello,
If I have a character string like
d <- c("1990m3", "1992m8") #March 1990 and Aug 1992
what is the easiest way to convert it into any standard date form; for
example,
d <- c("01/03/1990", "01/08/1992")
I looked at as.Date but it doesn't seem to address my problem as I have an
"m" stuck in the middle of my character string
2009 Jan 05
3
if statement
Hi,
How do I check for two conditions in an if loop? I want to check if a value
lies between 2 other values.
For example,
A <- ts(rnorm(120), freq=12, start=c(1992,8))
X <- 0.5
Y <- 0.8
I would like to create a new vector C for which C[i] is 0 if A[i] lies in
between X and Y.
Would be grateful for any help. Sorry for asking such an R-newbie question!
Shruthi
--
View this message
2009 Jan 20
2
Confidence intervals in ccf()
Hi,
I have been running the ccf() function to find cross-correlations of time
series across various lags. When I give the option of plot=TRUE, I get a
plot that gives me 95% confidence interval cut-offs (based on sample
covariances) for my cross-correlations at each lag. This gives me a sense of
whether my cross-correlations are statistically significant or not.
However, I am unable to get R to
2009 Feb 03
1
Using getSymbols
Hi,
How can one ask getSymbols to obtain data within a specified time interval?
For example, if I am downloading US PPI data:
usppi <- as.zoo(getSymbols("PPIACO", src="FRED", verbose=TRUE,
auto.assign=FALSE))
How do I ask getSymbols to truncate starting from Jan-1970 until present? I
looked up the help file but couldn't find anything.
Another newbie question, can I
2009 Mar 10
1
HAC corrected standard errors
Hi,
I have a simple linear regression for which I want to obtain HAC corrected
standard errors, since I have significant serial/auto correlation in my
residuals, and also potential heteroskedasticity.
Would anyone be able to direct me to the function that implements this in R?
It's a basic question and I'm sure I'm missing something obvious here. I
looked up this post:
2008 Dec 18
1
For and if confusion
I have two date objects
X <- c("01-03-1993", "01-05-1997") #Mar 1993 and May 1997
Y <- c("01-02-1995", "01-08-1999") #Feb 1995 and Aug 1999
and a time series object
A <- ts(rnorm(120), freq=12, start=c(1992,8)) #Aug 1992 to Aug 2002
I want to create a binary (0-1) vector B that is of length 1:(A).
B should have value 1 for the time periods
2002 Jun 22
7
bonding & vlan - kernel 2.4.18 (RHL7.3)
Hi,
Hopefully this won''t be too off-topic (I''ve seen both bonding & vlan
mentioned on the list, but not really together).
I''ve tried to get bonding (2 x 100Mb EEPro, but will want to try on
1000BaseT) and vlans to work together, but without luck. I can get them
working fine (seemingly at least - I didn''t tried bursting on the
bonded port) individually.
2009 Jan 08
1
Convert to as.Date
Hi,
I have an vector object that looks like
DA <- c("1991q1", "1993q2")
(first quarter of 1991 etc) and I want to convert it into a date object
using as.Date(). I did this for montly data but am stumped when it comes to
dealing with quarterly data and as.Date.
Would anyone be able to help? Would be very grateful for any advice, sorry
for being such an R-newbie!
2007 Jan 23
5
puppetd and puppetmasterd init script submission
Hey All,
Id like to submit two init scripts for debian for puppetd and puppetmasterd,
Which is the best to do this?
Cheers
B
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2007 Feb 27
14
Using a single class multiple times
Hi-
Recently starting using puppet while migrating an existing messy group
of systems to some nice new hardware. Things are going incredibly well,
and puppet''s functioning great. Have a bit of a headache. I''d like to
keep myself from duplicating lots of included classes. Lets say I have
this (snippet of a) class:
class dbserver {
file { "/etc/my_${db}.cnf":
2007 Feb 13
10
Is there a limit on the size of a template?
Hello,
I have recently run across the following error:
/usr/lib/ruby/1.8/yaml/rubytypes.rb:315: [BUG] Segmentation fault
This has happened after adding a particularly large template file with ruby 1.8.1.
Thank you,
-- Rob --
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2007 Mar 16
19
Terminology
Hello folks,
I''ve blended/updated the Glossary of Terms
(<http://reductivelabs.com/trac/puppet/wiki/GlossaryOfTerms>). It seems
the definition of "manifests" is a bit different amongst members.
Some people consider a "manifest" to be a configuration file written in
puppet, e.g. any .pp file. But at my organization, we''ve considered the
totality
2006 Apr 21
3
Rails on Pair networks
I''ve been looking to play about with Ruby on Rails for a while just to
see what the fuss is about and now that I have, it looks very
impressive. Unfortunately I can''t seem to get it to run on my shared web
server which is run by the hosting company pair networks (www.pair.com).
I found the handy guide on the wiki that seemed tailor made for my
problems and followed the
2009 Nov 10
0
Nelson- Siegel - (Yield Curve - Smoothening of curve)
I am Julia Cains from Brisbane. This is my
first mail to this group and I have recently started learning the R language.
I am trying to learn the smoothening
of the yield curve. However, I came across the CRAN package – “YieldCurve”
meant for Modelling and estimation of the yield curve. The problem is I am not
able to understand whether this package will help me to carry out smoothening of
the
2008 Aug 15
1
estimating the proportion without recurring ailment based on the nelson-aalen estimator
Dear useRs,
I'm trying to estimate the proportion of individuals with a without a certain recurring ailment at several times points. The data are of the survival type, with "start"-"stop" dates and whether the individual had the ailment in that interval.
Some cases are observed until database closure and some died or are lost to followup. The interest is not on death. I
2004 Oct 05
2
Nelson-Aalen estimator in R
Hi,
I am taking a survival class. Recently I need to do the Nelson-Aalen
estimtor in R. I searched through the R help manual and internet, but could
not find such a R function. I tried another way by calculating the
Kaplan-Meier estimator and take -log(S). However, the function only
provides the summary of KM estimator but no estimated values. Could you
please help me with this? I would
2009 May 04
1
Nelson-Aalen estimator of cumulative hazard
Hi,
I am computing the Nelson-Aalen (NA) estimate of baseline cumulative hazard in two different ways using the "survival" package. I am expecting that they should be identical. However, they are not. Their difference is a monotonically increasing with time. This difference is probably not large to make any impact in the application, but is annoyingly non-trivial for me to just
2018 May 22
0
Nelson-Aalen Estimator in R: Error Message
Hard to tell from the info you are giving us. I assume this regards the "mice" package?
One way to proceed is to set options(error=recover) which will dump you into the browser() environment when the error occurs and you can oka around and see what the value of variables was at the point of the error. This could give you a clue about what is going on.
-pd
> On 22 May 2018, at 15:29
2018 May 22
2
Nelson-Aalen Estimator in R: Error Message
Dear all,
Currently, I am doing a research project about serum sodium levels and falling. I am doing my analysis in R. I am performing the multiple imputation right now. I want to perform a survival analysis later, but therefore I need to specify the Nelson-Aalen estimator. My dataset is called DF1, the event indicator is Falls and the time variable is Time. The code that I use is as follows: