Displaying 12 results from an estimated 12 matches for "fmat".
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2006 Apr 29
1
SSPIR problem
...nal.
> library(sspir)
>
> # Create observation vector
> y_ <- cbind(rep(1, 20), rep(2, 20))
>
> mat <- rbind(c(1, 2), c(3, 4))
>
> #####################################################################
> # Create model
> model <- SS(y = matrix(y_),
+ Fmat = function(tt, x, phi) {
+ FM <- mat
+ cat("Fmat", dim(FM), "\n")
+ FM
+ },
+ Gmat = function(tt, x, phi) {
+ GM <- mat
+ cat("Gmat", dim(GM), "\n")
+ GM
+ }...
2011 Apr 19
2
Markov transition matrices , missing transitions for certain years
...ted to write a function
(shown below), though I'm not sure if it is needed, I am a bit new the
programming world. If I could get some help either with the function or a
way around it that would be most appreciated! Thank you!
--------------
Function requires the commands already listed above:
FMAT <- matrx(0, nrow=4, ncol=4, byrow=TRUE)
#This is the matrix that will store the frequency of each possible
transition occurring over the 4 years
nboxes <- 4
nyears <- 4
for(row in 1:nboxes)
{
for(col in 1:(nyears-1))
{
FMAT[boxes[row,col+1], boxes[row,col]] <- boxes[boxes[row, col+1],...
2010 Aug 24
0
Using kfilter in package sspir - dimensions do not agree
...x.coords <- c(5,6,5,6,8,9,8,8,10,11)
y.coords <- c(25,30,42,51,55,52,42,28,24,31)
times <- 1:10
x.vel <- c(0,diff(x.coords)/diff(times))
y.vel <- c(0,diff(y.coords)/diff(times))
kal.df <- data.frame(x.coords,x.vel,y.coords,y.vel)
kal.ts <- ts(kal.df,deltat=mean(diff(times)))
my.Fmat <- function(tt,x,phi){
mf <- matrix(c(1,0,0,0,0,1,0,0),nrow=4,byrow=T)
return(mf)
}
my.Gmat <- function(tt,x,phi){
mat <- matrix(c(1,x[[1]][tt],0,0,0,1,0,0,0,0,1,x[[1]][tt],0,0,0,1),nrow=4,byrow=T)
return(mat)
}
my.Wmat <- function(tt,x,phi){
row.1 <- c((x[[1]][tt]^4)/4,(x[[...
2013 Mar 27
0
Setting up a model in package dlm()
...2(t)). I keep getting an incompatible dimension error
despite trying a number of different permutations. I do have a copy of the
Petris book, but I haven't had a chance to give it a thorough read at this
point. Any assistance would be greatly appreciated:
Example code:
#n x p output matrix
FMat<-cbind(rnorm(123),rnorm(123))
#p x p state transition matrix
GMat<-matrix(c(1,0,0,1),ncol=2)
#p x p system noise distribution
WMat<-matrix(c(0.02,0,0,0.02),ncol=2)
# nxn measurement noise
Vmat<-matrix(0,ncol=123,nrow=123)
diag(Vmat)<-0.02
#initial state mean and variance
m0Vec<...
2010 Feb 11
0
squid, ntlm_auth, winbind problem
...(2)
wbinfo -s S-1-5-21-1063980897-116165429-615769971-1201
SWB+internetbenutzer 2
/var/log/squid&/cache.log:
[2010/02/10 14:37:18, 3] libsmb/ntlmssp.c:62(debug_ntlmssp_flags)
Got NTLMSSP neg_flags=0xa2088207
[2010/02/10 14:37:18, 3] libsmb/ntlmssp.c:745(ntlmssp_server_auth)
Got user=[fmat] domain=[SWB] workstation=[TS1] len1=24 len2=24
[2010/02/10 14:37:18, 0] utils/ntlm_auth.c:271(get_require_membership_sid)
Winbindd lookupname failed to resolve 'SWB+Internetbenutzer' into a SID!
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Failed lookup a...
2006 Jun 15
1
SSPIR problem
Dear R-Users,
I'm using SSPIR package for a spatio-temporal application.
Is it possible to modify the structure of the involved matrixes (Fmat,
Gmat, Vmat,Wmat)?
I want to create a model like this
#y(t)=k*theta(t)+epsilon(t)
#theta(t)=h*theta(t-1)+eta(t)
#epsilon(t) N(0,V) V=sigma2*I
#eta(t) N(0,W) W=sigma2_eta
where the state variable theta has dimension 1(p=1) and at each time time
the observed variable y has dimens...
2000 Dec 29
0
R sings
...volume for tones
Here are some example to try:
csndPlayMono(11,c(0:12),1,8000,264*2^(c(0:12)/12))
csndPlayStereo(11,c(0:12),1,8000,264*2^(c(0:12)/12),c(-6:6)/6)
r<-0.9
x1<-rnorm(10)
x2<-rnorm(10)
x3<-r*x1+sqrt(1-r^2)*x2
f1<-264+50*x1
f3<-264+50*x3
csndCorrphone(11,f1,f3,1)
fmat<-rbind(1/1:20,rep(c(1,0),10)*1/1:20,(1/(1:20))^2*rep(c(1,-1),10))
csndFourierTones(fmat,dur=2)
--
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Visit our SunSITE at http://sunsite.univie.ac.at
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2003 Sep 17
5
using matrix data for function
Hi All,
I have a function, f(x,y)
I have a matrix of data, m, with the 1st column is x and the 2nd column is y
What's the best way to get f(x,y) for each row of the matrix?
I tried
result<-f(m[,1],m[,2]) but it doesn't work.
Thanks!
Bing
---------------------------------
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P.O. Box 2008, MS 6480
Oak Ridge, TN 37831-6480
Phone:
2008 Nov 08
0
geeglm crashes if there are no datapoints in predictor's first level (PR#13266)
Hi,
I managed to make R core dump (linux and Mac OSX versions), but I
think I've figured out why.
First, here's the message I get on core dump (on linux - no message on
Mac):
R: ../inst/include/tnt/fmat.h:529: TNT::Vector<T> TNT::matmult(const
TNT::Fortran_Matrix<T>&, const TNT::Vector<T>&) [with T = double]:
Assertion `A.num_cols() == x.dim()' failed.
Abort (core dumped)
Second, here's the command:
mygeeglm<- geeglm(outcome ~ input , data=mydata, id=myda...
2009 May 29
0
possible bug in "sspir" package?
...uency = 1
Series 1
[1,] -0.0498745
[2,] -0.1357787
If I try to trick the code and pass in the transpose of y, I get this error:
>y <- t(y)
>ssm.fit <- ssm(y ~ tvar(1), family=binomial(link="logit"), fit=FALSE)
>ssm.ex1.fit <- extended(ssm.ex1$ss)
Error in ss$Fmat(tt, ss$x, ss$phi) : subscript out of bounds
When I went in and looked at the details of the ssm code, I saw that on
lines 146-151, the code is trying to establish the vectors for the
number of trials ("ntotal") and the response ("y") based on the rows of
the input matrix y r...
1998 Oct 19
1
dynamically loading C++
Is there a function ".C++(...)" for R, or does anybody know how to
dynamically load C++ functions into R?
lg at
--
Adrian Trapletti, Vienna University of Economics and Business
Administration, Augasse 2-6, A-1090 Vienna, Austria
Phone: ++43 1 31336 4561, Fax: ++43 1 31336 708,
Email: adrian.trapletti at wu-wien.ac.at
2013 Mar 14
2
Modifying a data frame based on a vector that contains column numbers
Hello!
# I have a data frame:
mydf<-data.frame(c1=rep(NA,5),c2=rep(NA,5),c3=rep(NA,5))
# I have an index whose length is always the same as nrow(mydf):
myindex<-c(1,2,3,2,1)
# I need c1 to have 1s in rows 1 and 5 (based on the information in myindex)
# I need c2 to have 1s in rows 2 and 4 (also based on myindex)
# I need c3 to have 1 in row 3
# In other words, I am trying to achieve this