Nothing
library(OpenMx)
test1 <- mxModel("test1",
mxMatrix(values=1, nrow=1, ncol=1, free=TRUE, name="thang"),
mxMatrix(nrow=1, ncol=1, labels="abscissa1", free=TRUE, name="currentAbscissa"),
mxMatrix(values=-2:2, nrow=1, ncol=5, name="abscissa",
dimnames=list(c('abscissa1'), NULL)),
mxAlgebra(cbind(currentAbscissa + thang, currentAbscissa * thang), name="stuff"),
mxAlgebra(mxEvaluateOnGrid(stuff, abscissa), name="grid"))
omxCheckError(mxRun(test1), "mxEvaluateOnGrid: algebra 'test1.stuff' returned 2 columns instead of 1");
test2 <- mxModel("test2",
mxMatrix(values=1.1, nrow=1, ncol=1, free=TRUE, name="thang"),
mxMatrix(nrow=1, ncol=1, labels="abscissa1", free=TRUE, name="currentAbscissa"),
mxMatrix(values=-2:2, nrow=1, ncol=5, name="abscissa",
dimnames=list(c('abscissa1'), NULL)),
mxAlgebra(rbind(currentAbscissa + thang, currentAbscissa * thang), name="stuff"),
mxAlgebra(mxEvaluateOnGrid(stuff, abscissa), name="grid"))
test2 <- mxRun(test2)
omxCheckCloseEnough(test2$grid$result, matrix(c(-1:3 + .1, -2:2 * 1.1), ncol=5, nrow=2,byrow=TRUE))
test3 <- mxModel("test3",
mxMatrix(values=1.1, nrow=1, ncol=1, free=TRUE, name="thang"),
mxMatrix(nrow=1, ncol=1, labels="abscissa1", free=TRUE, name="currentAbscissa"),
mxMatrix(values=-2:2, nrow=1, ncol=5, name="abscissa"),
mxAlgebra(rbind(currentAbscissa + thang, currentAbscissa * thang), name="stuff"),
mxAlgebra(mxEvaluateOnGrid(stuff, abscissa), name="grid"))
omxCheckError(mxRun(test3), "mxEvaluateOnGrid: abscissa 'test3.abscissa' must have rownames")
test4 <- mxModel("test4",
mxMatrix(values=1.1, nrow=1, ncol=1, free=TRUE, name="thang"),
mxMatrix(nrow=1, ncol=1, labels="abscissa1", free=TRUE, name="currentAbscissa"),
mxMatrix(values=-2:2, nrow=1, ncol=5, name="abscissa",
dimnames=list(c('xyz'), NULL)),
mxAlgebra(rbind(currentAbscissa + thang, currentAbscissa * thang), name="stuff"),
mxAlgebra(mxEvaluateOnGrid(stuff, abscissa), name="grid"))
omxCheckError(mxRun(test4), "mxEvaluateOnGrid: abscissa 'test4.abscissa' row 1, 'xyz' does not name a free parameter")
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.