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script_vSPpoints_Europe
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script_vSPpoints_Europe
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rm(list=ls())
library('raster')
library('sdmvspecies')
library('dismo')
library('pbdb')
library('sqldf')
library('maps')
library('tcltk')
##loading the climate layers
setwd('/Users/matheusribeiro/aaa_Matheus_Ribeiro-2014-05-25/Producao Cientifica/em andamento/fossil_conservacao_sppVirtuais/climate/Europe')
env.stack.0k <- stack("Europe_0k_bio5.grd", "Europe_0k_bio6.grd", "Europe_0k_bio12.grd"); names(env.stack.0k) <- c('bio5', 'bio6', 'bio12')
env.stack.21k <- stack("Europe_21k_bio5.grd", "Europe_21k_bio6.grd", "Europe_21k_bio12.grd"); names(env.stack.21k) <- c('bio5', 'bio6', 'bio12')
env.stack.rcp45 <- stack("Europe_rcp45_bio5.grd", "Europe_rcp45_bio6.grd", "Europe_rcp45_bio12.grd"); names(env.stack.rcp45) <- c('bio5', 'bio6', 'bio12')
coords <- xyFromCell(env.stack.0k, 1:ncell(env.stack.0k))
##creating virtual species
#values0k <- na.omit(values(env.stack.0k))
#grad.bio5 <- round(quantile(values0k[,'bio5'], probs= c(0.1,0.3,0.5,0.7,0.9)))
#grad.bio6 <- round(quantile(values0k[,'bio6'], probs= c(0.1,0.3,0.5,0.7,0.9)))
#grad.bio12 <- round(quantile(values0k[,'bio12'], probs= c(0.1,0.3,0.5,0.7,0.9)))
grad.bio5 <- c(10, 20, 30, 40)
grad.bio6 <- c(-20, -10, 0, 10)
grad.bio12 <- c(200, 500, 800, 1100)
threshold <- c(0.2, 0.5) #spreading scenarios (high/low dispersal capability)
tolerance <- list(c(15, 15, 500), c(20, 20, 700)) #tolerance specialist/generalist
nFossilSample <- c(5, 10, 20)
##files to save results from virtual species
#will save the names of virtual species (indeed, the optimum and tolerance of species niche)
names.Vspp <- data.frame(c('long', 'long', 'long'), c('lat', 'lat', 'lat'), row.names= c('row.thrshold', 'row.tolerance', 'row.optimum'))
#will save the suitabilities of virtual species built from gaussian curves
Vspp.0k <- data.frame(coords)
Vspp.21k <- data.frame(coords)
Vspp.rcp45 <- data.frame(coords)
#will save absence/background points
background.0k <- data.frame(id1=rep('col1', 50), id2=rep('col2', 50))
background.overlap <- data.frame(id1=rep('col1', 50), id2=rep('col2', 50))
#will save environmentally filtered points
filteredPoints.0k <- data.frame(id1=rep('col1', 50), id2=rep('col2', 50))
filteredPoints.overlap <- data.frame(id1=rep('col1', 50), id2=rep('col2', 50))
filteredPoints.LGM5 <- data.frame(id1=rep('col1', 5), id2=rep('col2', 5))
filteredPoints.LGM10 <- data.frame(id1=rep('col1', 10), id2=rep('col2', 10))
filteredPoints.LGM20 <- data.frame(id1=rep('col1', 20), id2=rep('col2', 20))
for(thrs in threshold){
for(tol in 1:length(tolerance)){
for(i in grad.bio5){
for(j in grad.bio6){
for(k in grad.bio12){
##creating virtual species
config.sp <- list(c("bio5", i, tolerance[[tol]][1]), c("bio6", j, tolerance[[tol]][2]), c("bio12", k, tolerance[[tol]][3]))
sp.0k <- artificialBellResponse(env.stack.0k, config.sp)
sp.21k <- artificialBellResponse(env.stack.21k, config.sp)
sp.rcp45 <- artificialBellResponse(env.stack.rcp45, config.sp)
#saving true virtual species suitability in the matrices
idCol.Vspp <- ncol(Vspp.0k)+1
Vspp.0k[, idCol.Vspp] <- values(sp.0k)
Vspp.21k[, idCol.Vspp] <- values(sp.21k)
Vspp.rcp45[, idCol.Vspp] <- values(sp.rcp45)
names.Vspp['row.thrshold', idCol.Vspp] <- paste('thrs(', thrs, ')', sep= '')
names.Vspp['row.tolerance', idCol.Vspp] <- paste('tol(', toString(tolerance[[tol]]), ')', sep= '')
names.Vspp['row.optimum', idCol.Vspp] <- paste('sp(', paste(i, j, k, sep=' '), ')', sep='')
##Selecting equidistant points through climatic space using envSample function
#Current unbiased record - env0k (spp in equilibrium)
thrs0k <- sp.0k > thrs
pts.thrs0k <- which(values(thrs0k) == 1)
if(length(pts.thrs0k) >= 50){
coords.thrs0k <- xyFromCell(sp.0k, pts.thrs0k)
env.thrs0k <- as.data.frame(extract(env.stack.0k, coords.thrs0k))
env.thrs0k <- data.frame(temp= apply(env.thrs0k[,1:2], 1, mean), prec = env.thrs0k[,3])
r=0.5
res0k <- list((range(env.thrs0k$temp)[2] - range(env.thrs0k$temp)[1])/r, (range(env.thrs0k$prec)[2] - range(env.thrs0k$prec)[1])/r)
filtered.points0k <- envSample(coords.thrs0k, filters= list(env.thrs0k$temp, env.thrs0k$prec), res = res0k, do.plot=F)
while(nrow(filtered.points0k) < 50){
r<- r+0.5
res0k <- list((range(env.thrs0k$temp)[2] - range(env.thrs0k$temp)[1])/r, (range(env.thrs0k$prec)[2] - range(env.thrs0k$prec)[1])/r)
filtered.points0k <- envSample(coords.thrs0k, filters= list(env.thrs0k$temp, env.thrs0k$prec), res = res0k, do.plot=F)
}#end while(nrow(filtered.points0k) < 50)
if(nrow(filtered.points0k) > 50){
id.filter0k <- sample(1:nrow(filtered.points0k), 50)
filtered.points0k <- filtered.points0k[id.filter0k,]
}#end if(nrow(filtered.points0k) > 50)
id.cell0k <- numeric()
for(l in 1:nrow(filtered.points0k)){
id.xyCell0k <- which(coords.thrs0k[,1] == filtered.points0k[l,1] & coords.thrs0k[,2] == filtered.points0k[l,2])
id.cell0k[l] <- pts.thrs0k[id.xyCell0k]
}#end for'l'
filteredPoints.0k[,idCol.Vspp] <- id.cell0k
} else{filteredPoints.0k[,idCol.Vspp] <- NA} #end if(length(pts.thrs0k) >= 50)
#absences (or background) 0k - spp in equilibrium
back.thrs0k <- which(values(thrs0k) == 0)
if(length(back.thrs0k) >= 50) {
back0k <- sample(back.thrs0k, 50)
background.0k[, idCol.Vspp] <- back0k
} else{
background.0k[, idCol.Vspp] <- c(back.thrs0k, rep(NA, 50-length(back.thrs0k)))
}#end if(length(back.thrs0k) >= 50)
#Current biased record - overlap (spp non-equilibrium)
overlap.thrs <- sp.0k > thrs & sp.21k > thrs
pts.thrs <- which(values(overlap.thrs) == 1)
if(length(pts.thrs) >= 50){
coords.thrs <- xyFromCell(sp.0k, pts.thrs)
env.thrs <- as.data.frame(extract(env.stack.0k, coords.thrs))
env.thrs <- data.frame(temp= apply(env.thrs[,1:2], 1, mean), prec = env.thrs[,3])
r=0.5
res <- list((range(env.thrs$temp)[2] - range(env.thrs$temp)[1])/r, (range(env.thrs$prec)[2] - range(env.thrs$prec)[1])/r)
filtered.points <- envSample(coords.thrs, filters= list(env.thrs$temp, env.thrs$prec), res = res, do.plot=F)
while(nrow(filtered.points) < 50){
r<- r+0.5
res <- list((range(env.thrs$temp)[2] - range(env.thrs$temp)[1])/r, (range(env.thrs$prec)[2] - range(env.thrs$prec)[1])/r)
filtered.points <- envSample(coords.thrs, filters= list(env.thrs$temp, env.thrs$prec), res = res, do.plot=F)
}#end while(nrow(filtered.points) < 50)
if(nrow(filtered.points) > 50){
id.filter <- sample(1:nrow(filtered.points), 50)
filtered.points <- filtered.points[id.filter,]
}#end if(nrow(filtered.points) > 50)
id.cell <- numeric()
for(l in 1:nrow(filtered.points)){
id.xyCell <- which(coords.thrs[,1] == filtered.points[l,1] & coords.thrs[,2] == filtered.points[l,2])
id.cell[l] <- pts.thrs[id.xyCell]
}#end for'l'
filteredPoints.overlap[,idCol.Vspp] <- id.cell
} else{filteredPoints.overlap[,idCol.Vspp] <- NA} #end if(length(pts.thrs) >= 50)
#absences (or background) 0k - spp non-equilibrium
backThrs.overlap <- which(values(overlap.thrs) == 0)
if(length(backThrs.overlap) >= 50) {
back.overlap <- sample(backThrs.overlap, 50)
background.overlap[, idCol.Vspp] <- back.overlap
} else{
background.overlap[, idCol.Vspp] <- c(back.overlap, rep(NA, 50-length(back.thrs0k)))
}#end if(length(back.thrs0k) >= 50)
#Fossil record - 21k
LGM.thrs <- sp.21k > thrs
pts.LGMthrs <- which(values(LGM.thrs) == 1)
if(length(pts.LGMthrs) >= 50){
for(n in nFossilSample){
coords.LGMthrs <- xyFromCell(sp.21k, pts.LGMthrs)
env.LGMthrs <- as.data.frame(extract(env.stack.21k, coords.LGMthrs))
env.LGMthrs <- data.frame(temp= apply(env.LGMthrs[,1:2], 1, mean), prec = env.LGMthrs[,3])
r=0.5
res.LGM <- list((range(env.LGMthrs$temp)[2] - range(env.LGMthrs$temp)[1])/r, (range(env.LGMthrs$prec)[2] - range(env.LGMthrs$prec)[1])/r)
filtered.LGMpoints <- envSample(coords.LGMthrs, filters= list(env.LGMthrs$temp, env.LGMthrs$prec), res = res.LGM, do.plot=F)
while(nrow(filtered.LGMpoints) < n){
r<- r+0.5
res.LGM <- list((range(env.LGMthrs$temp)[2] - range(env.LGMthrs$temp)[1])/r, (range(env.LGMthrs$prec)[2] - range(env.LGMthrs$prec)[1])/r)
filtered.LGMpoints <- envSample(coords.LGMthrs, filters= list(env.LGMthrs$temp, env.LGMthrs$prec), res = res.LGM, do.plot=F)
}#end while(nrow(filtered.LGMpoints) < n)
if(nrow(filtered.LGMpoints) > n){
id.LGMfilter <- sample(1:nrow(filtered.LGMpoints), n)
filtered.LGMpoints <- filtered.LGMpoints[id.LGMfilter,]
}#end if(nrow(filtered.points) > n)
id.LGMcell <- numeric()
for(l in 1:nrow(filtered.LGMpoints)){
id.LGMxyCell <- which(coords.LGMthrs[,1] == filtered.LGMpoints[l,1] & coords.LGMthrs[,2] == filtered.LGMpoints[l,2])
id.LGMcell[l] <- pts.LGMthrs[id.LGMxyCell]
}#end for'l'
if(n == 5){filteredPoints.LGM5[,idCol.Vspp] <- id.LGMcell}
if(n == 10){filteredPoints.LGM10[,idCol.Vspp] <- id.LGMcell}
if(n == 20){filteredPoints.LGM20[,idCol.Vspp] <- id.LGMcell}
}#end for'n'
} else{filteredPoints.LGM5[,idCol.Vspp] <- NA
filteredPoints.LGM10[,idCol.Vspp] <- NA
filteredPoints.LGM20[,idCol.Vspp] <- NA} #end if(length(pts.thrs) >= 50)
}#end for'k'
}#end for'j'
}#end for'i'
}#end for'tol'
}#end for'thrs'
setwd('/Users/matheusribeiro/aaa_Matheus_Ribeiro-2014-05-25/Producao Cientifica/em andamento/fossil_conservacao_sppVirtuais/virtualSPP/Europe')
write.table(names.Vspp, 'speciesNames.txt', sep=" ")
write.table(Vspp.0k, 'Suit_Vspp0k.txt', row.names=F, sep=" ")
write.table(Vspp.21k, 'Suit_Vspp21k.txt', row.names=F, sep=" ")
write.table(Vspp.rcp45, 'Suit_Vspprcp45.txt', row.names=F, sep=" ")
write.table(background.0k, 'background_0k.txt', row.names=F, sep=" ")
write.table(background.overlap, 'background_overlap.txt', row.names=F, sep=" ")
write.table(filteredPoints.0k, 'filteredPoints_0k.txt', row.names=F, sep=" ")
write.table(filteredPoints.overlap, 'filteredPoints_overlap.txt', row.names=F, sep=" ")
write.table(filteredPoints.LGM5, 'filteredPoints_LGM5.txt', row.names=F, sep=" ")
write.table(filteredPoints.LGM10, 'filteredPoints_LGM10.txt', row.names=F, sep=" ")
write.table(filteredPoints.LGM20, 'filteredPoints_LGM20.txt', row.names=F, sep=" ")
############################
############
#garbage (don't consider)
tolerance <- list(c(15, 15, 500), c(20, 20, 700))
tol = 1
i = 10
j = -10
k = 500
thrs = 0.2
coord = coords.thrs02
clima = data.frame(temp= apply(env.thrs02[,3:4], 1, mean), prec = env.thrs02[,5])
filters = list(clima$temp, clima$prec)
res = list(4, 200)
a <- numeric()
b <- numeric()
c <- numeric()
for(tol in tolerance){
if(15 %in% tol){
a[1] <- tol[1]
a[2] <- tol[2]
a[3] <- tol[3]
} else{b[1] <- tol[1];
b[2] <- tol[2];
b[3] <- tol[3]}
}