Displaying 3 results from an estimated 3 matches for "x_grid".
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2018 Feb 15
2
package MonteCarlo error: object 'packages' not found
...oading required package: abind
Loading required package: codetools
Loading required package: rlecuyer
Loading required package: snow
Loading required package: snowfall
> infest_kud_fun<-function(x,A,B){
+?? equation1=exp(A-(B*x))
+?? return(list("equation1"=equation1))
+ }
> x_grid<-c(0.5,10) #distances kudzu could grow
> A_grid<-rnorm(1000) #probabilities
> B_grid<- rnorm(1000) #probabilities
> #put parameters in a list
> param_list_kud=list("x"=x_grid, "A"=A_grid, "B"=B_grid)
> #run MC simulation
>
MC_result...
2018 Feb 15
0
package MonteCarlo error: object 'packages' not found
...ckage: codetools
> Loading required package: rlecuyer
> Loading required package: snow
> Loading required package: snowfall
>
> > infest_kud_fun<-function(x,A,B){
> + equation1=exp(A-(B*x))
> + return(list("equation1"=equation1))
> + }
>
>
> > x_grid<-c(0.5,10) #distances kudzu could grow
> > A_grid<-rnorm(1000) #probabilities
> > B_grid<- rnorm(1000) #probabilities
>
>
> > #put parameters in a list
> > param_list_kud=list("x"=x_grid, "A"=A_grid, "B"=B_grid)
>
> > #ru...
2012 Feb 11
2
obtaining a true/false vector with combination of strsplit, length, unlist,
Hi,
A pared down version of the dataset I'm working with:
edm<-read.table(textConnection("WELLID X_GRID Y_GRID LAYER ROW COLUMN
SPECIES CALCULATED OBSERVED
w301_3 4428. 1389 2 6 18 1 3558
6490.
w304_12 4836. 6627 2 27 20 1 3509
3228.
02_10_12080 3.6125E+04 13875 1 56 145 1 2774
-999.0
02_10_120...