R Under development (unstable) (2026-04-26 r89963 ucrt) -- "Unsuffered Consequences"
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> # What was this??
> data.table::setDTthreads(1)
> library(efdm)
> statespace <- expand.grid(a=1:2, b=1:2, vol=1:5)
> pairdata <- data.frame(a=c(1,1,2,2), b=c(1,2,1,2), vol0=c(1,1,1,1), vol1=c(2,3,4,5))
> state0 <- statespace
> actprob <- statespace
> actprob$test <- 1
> state0$area <- 0
> state0$area[1] <- 1
> 
> prior <- statespace
> prior$vol0 <- prior$vol1 <- prior$vol
> prior$vol <- NULL
> prior$nobs <- 3
> if(FALSE) {
+   act4 <- define_activity("test", c("vol"))
+   transprobs(act4) <- estimatetransprobs("vol", pairdata, statespace, factors=c("a", "b"), prior=prior)
+   transprobs(act4)
+   runEFDM(state0, actprob, list(act4), 1)
+   act1 <- define_activity("test", c("vol"))
+   transprobs(act1) <- estimatetransprobs("vol", pairdata, statespace, by=c("a", "b"), prior=prior)
+   transprobs(act1)
+   runEFDM(state0, actprob, list(act1), 1)
+ }
> 
> proc.time()
   user  system elapsed 
   0.18    0.09    0.23