Nothing
summary.VFS <-
function(object, ...) {
# summarizes a VFS object
# averages across all b values
runoff <- matrix(object$daily$runoff, nrow=365, byrow=FALSE)
runoffd <- runoff
runoffd[runoffd > 0] <- 1
if(all(is.na(object$MassOut)))
modeltype <- "Erosion"
else
modeltype <- "VFS"
nyears <- nrow(object$AnnualRainfall)
if(modeltype == "VFS") {
results <- c(
# load reduction across years with runoff
ALR = mean(colMeans(object$AnnualRemovalEfficiency, na.rm=TRUE)),
# error propagation: correct SD is sqrt(mean(variance of each trt))
ALRsd = sqrt(mean(apply(object$AnnualRemovalEfficiency, 2, var, na.rm=TRUE))),
# load reduction across all years; no runoff = 100% reduction
ALRall = mean(apply(object$AnnualRemovalEfficiency, 2, function(object){object[is.na(object)] <- 100; mean(object)})),
# error propagation: correct SD is sqrt(mean(variance of each trt))
ALRallsd = sqrt(mean(apply(object$AnnualRemovalEfficiency, 2, function(object){object[is.na(object)] <- 100; var(object)}))),
APEA = mean(object$Ftannualavg, na.rm=TRUE),
APEAsd = sqrt(mean(apply(object$Ftannual, 1, function(object)var(object[object > 0])) * 100, na.rm=TRUE)),
SedIn = mean(colSums(object$MassIn, na.rm=TRUE)/nyears),
SedInsd = sqrt(mean(apply(object$MassIn, 2, var, na.rm=TRUE))),
SedOut = mean(colSums(object$MassOut, na.rm=TRUE)/nyears),
SedOutsd = sqrt(mean(apply(object$MassOut, 2, var, na.rm=TRUE))),
# SedLoss/SedIn
TLR = 100 - 100 * mean(colSums(object$MassOut, na.rm=TRUE)/nyears) / mean(colSums(object$MassIn, na.rm=TRUE)/nyears),
MUSLEIn = mean(colSums(object$MassInMUSLE, na.rm=TRUE)/nyears),
MUSLEInsd = sqrt(mean(apply(object$MassInMUSLE, 2, var, na.rm=TRUE))),
MUSLEOut = mean(colSums(object$MassOutMUSLE, na.rm=TRUE)/nyears),
MUSLEOutsd = sqrt(mean(apply(object$MassOutMUSLE, 2, var, na.rm=TRUE))),
# SedLoss/SedIn
MUSLETLR = 100 - 100 * mean(colSums(object$MassOutMUSLE, na.rm=TRUE)/nyears) / mean(colSums(object$MassInMUSLE, na.rm=TRUE)/nyears),
Runoff = mean(colSums(runoff)),
Runoffsd = sd(colSums(runoff)),
RunoffDays = mean(colSums(runoffd)),
RunoffDayssd = sd(colSums(runoffd)))
} else {
results <- c(
SedIn = mean(colSums(object$MassIn, na.rm=TRUE)/nyears),
SedInsd = sqrt(mean(apply(object$MassIn, 2, var, na.rm=TRUE))),
MUSLEIn = mean(colSums(object$MassInMUSLE, na.rm=TRUE)/nyears),
MUSLEInsd = sqrt(mean(apply(object$MassInMUSLE, 2, var, na.rm=TRUE))),
Runoff = mean(colSums(runoff)),
Runoffsd = sd(colSums(runoff)),
RunoffDays = mean(colSums(runoffd)),
RunoffDayssd = sd(colSums(runoffd)))
}
results
}
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