Displaying 8 results from an estimated 8 matches for "tsmodel".
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1997 Aug 25
1
R-alpha: HTML help
>> It is looking like a real pain to translate the current set of html files to
>> this format which means that there is going to be some real work required in
>> getting a 3.11 version going.
> Is it possible that the HTML->RTF->WinHelp generation pointer I sent
> you would work faster? Point being that you could generate the RTF
> file on a machine with long
2005 Jul 26
3
farimaSim
Hello!
I installed the fSeries package to get some farima time-series which i tried
with farimaSim, but unfortunately i got always an error. I tried it this way:
> farimaSim(n = 1000, model = list(ar = 0.5, d = 0.3, ma = 0.1), method="freq")
Error in farimaSim(n = 1000, model = list(ar = 0.5, d = 0.3, ma = 0.1), :
... used in an incorrect context
Some ideas?
Regards,
___
2005 Jun 14
1
using forecast() in dse2 with an ARMA model having a trend component
...end <- estVARXls(arma.fit.TSdata, max.lag=1,
trend=F)
arma.model.with.trend <- estVARXls(arma.fit.TSdata, max.lag=1,
trend=T)
# Apply the model for the test period
arma.pred.TSdata <- TSdata(input = arma.pred.input, output =
arma.pred.output[1:2]) arma.pred.without.trend <-
forecast(TSmodel(arma.model.without.trend), arma.pred.TSdata)
arma.pred.with.trend <- forecast(TSmodel(arma.model.with.trend),
arma.pred.TSdata)
The results:
> arma.pred.without.trend$forecast[[1]][,1]
[1] 106.0038 105.9789 105.9605 105.9396 105.9224 105.9052 105.8926
105.8849 [9] 105.8812 105.8880 105....
2008 Mar 26
1
Simulate ARX model.
...state space matrices for the following state space model.
x* = Ax + Bu
y = Cx + Du
I have A, B, C, and D, now I would like to take the exogenous inputs and simulate the data using the state space model. I know there is a simulate function in the package dse1, but I am unsure as to what type of TSmodel to create to put into it. Could anyone give me some hints? Thanks.
Todd Remund
[[alternative HTML version deleted]]
2007 Aug 14
2
State Space Modelling
Hey all,
I am trying to work under a State Space form, but I didn't get the help
exactly.
Have anyone eles used this functions?
I was used to work with S-PLUS, but I have some codes I need to adpt.
Thanks alot,
Bernardo
[[alternative HTML version deleted]]
2011 Sep 28
0
Fitting a GLM: Problems with ns & date functions
...ould also be arising through date
functions in R. Attached is my code and following errors, as a new starter
within the world of R any help would be much appreciated.
## [1] Original Analysis: FAILS
## packages loaded for use within my wider data analysis
library(splines)
library(xtable)
library(tsModel)
library(lattice)
library(mda)
library(gam)
## splines: For date there are 4 seasons across 5 years
## splines: For temp cold and warm seasons are 6 months long
fit <- glm(J00_99 ~ NOX_LIN + ns(DATE_B, 4 * 5) + ns(TEMP_LIN, 6),
data = data, family = poisson)
### Error in (1 - h)...
2012 Jan 04
5
simulating stable VAR process
Hello all,
I looking at package dse or vars or mAr
I know how to simulate a VAR(p) process, my problem is that most of those
processes are unstable (not weakly stationary).
Do anybody know how to generate a random VAR (or VARMA even better) process
that is weakly stationary?
Thanks
--
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2010 Jul 18
6
CRAN (and crantastic) updates this week
...il (0.0-3), tnet (2.7.1), tolerance (0.2.1), topicmodels
(0.0-6), topmodel (0.7.2-1), tpr (0.3-1), tractor.base (1.5.0), traitr
(0.7), tree (1.0-28), trio (1.1.10), trip (1.1-6), tripEstimation
(0.0-33), truncnorm (1.0-4), TSdbi (2010.5-1), tsDyn (0.7-30), TSfame
(2010.5-1), TShistQuote (2010.5-1), tsModel (0.5-3), TSMySQL
(2010.5-1), TSodbc (2010.5-1), TSpadi (2010.5-1), TSPostgreSQL
(2010.5-1), TSSQLite (2010.5-1), ttime (1.2), ttutils (1.0-1), tuneR
(0.3-0), twitteR (0.1.6), udunits (1.3.1), umlr (0.3.0), uncompress
(1.33), unmarked (0.8-6), untb (1.6-3), vardiag (0.1-3), varSelRF
(0.7-2), vbmp (1...