umx (version 1.7.5)

umxFixAll: umxFixAll: Fix all free parameters

Description

Fix all free parameters in a model using omxGetParameters()

Usage

umxFixAll(model, name = "_fixed", run = FALSE, verbose = FALSE)

Arguments

model

an mxModel within which to fix free parameters

name

optional new name for the model. if you begin with a _ it will be made a suffix

run

whether to fix and re-run the model, or just return it (defaults to FALSE)

verbose

whether to mention how many paths were fixed (default is FALSE)

Value

- the fixed mxModel

References

- http://tbates.github.io, https://github.com/tbates/umx

See Also

Other Modify or Compare Models: umxAdd1, umxDrop1, umxEquate, umxMI, umxSetParameters, umxUnexplainedCausalNexus, umx

Examples

# NOT RUN {
require(umx)
data(demoOneFactor)
latents = c("G")
manifests = names(demoOneFactor)
m1 <- umxRAM("OneFactor", data = mxData(cov(demoOneFactor), type = "cov", numObs = 500),
	umxPath(latents, to = manifests),
	umxPath(var = manifests),
	umxPath(var = latents, fixedAt = 1)
)
m2 = umxFixAll(m1, run = TRUE, verbose = TRUE)
mxCompare(m1, m2)
# }