sims {rv} | R Documentation |
Returns the simulation matrix for the random variable object x
.
sims(x, ...) ## Default S3 method: sims(x, ...) ## S3 method for class 'rv': sims(x, dimensions=FALSE, n.sims=getnsims(), ...) ## S3 method for class 'rvsummary': sims(x, dimensions=FALSE, ...)
x |
a random variable object |
n.sims |
(optional) number of simulations |
dimensions |
logical, try to preserve the dimensions of x |
... |
arguments passed on |
sims
returns the matrix of simulations for a given random variable object x
.
The first index of the matrix indicates the number of the simulation draw (``simulations are in rows").
Jouni Kerman jouni@kerman.com
Kerman, J. and Gelman, A. (2007). Manipulating and Summarizing Posterior Simulations Using Random Variable Objects. Statistics and Computing 17:3, 235-244.
See also vignette("rv")
.
setnsims(n.sims=2500) x <- rvnorm(24) dim(x) <- c(2,3,4) dim(sims(x)) # 2500x24 dim(sims(x, dimensions=TRUE)) # 2500x2x3x4