2016-11-16 114 views
0

当我通过R.net(从C#代码输入数据)运行R脚本时,出现“下标越界”错误。奇怪的是,如果我通过excel提供相同的输入数据时运行Rscript,它运行良好!任何想法为什么会发生?我从C#代码发送“vardata”。R.net在评估过程中出现错误 - “下标越界”

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***Error in my.data.var.mat.1st[Pos.loc] <- my.data.var.1st : 
    subscript out of bounds*** 

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下面是代码和相关联的信息。

vardata <- structure(list(t = c(10, 10, 10, 10), f1j = c(0.25, 0, 0, 0.25 
), f2j = c(0.25, 0, 0, 0.25), f3j = c(0.25, 0, 0, 0.25), f4j = c(0.25, 0, 0.25, 0.25), f5j = c(0, 0.25, 0, 0.25)), .Names = c("t", "f1j", "f2j", "f3j", "f4j", "f5j"), row.names = c(NA,-4L), class = "data.frame") 

tolerance <- 0 
Tau.Fij.opt.mat.1st <- ifelse(vardata > tolerance ,vardata,0) 
Pos.list <- Tau.Fij.opt.mat.1st[Tau.Fij.opt.mat.1st>0] #get all values>0 
Pos.loc <- which(Tau.Fij.opt.mat.1st > 0, arr.ind = TRUE) #get locations>0     
Zero.list <- Tau.Fij.opt.mat.1st[Tau.Fij.opt.mat.1st==0] 
Zero.loc <- which(Tau.Fij.opt.mat.1st == 0, arr.ind = TRUE) 
my.data.var.1st <- Pos.list  # variables to be evaluated 

Error.func.1st <- function(my.data.var.1st,Pos.loc,Zero.loc,Zero.list) #my.data.var.1st,Pos.loc,Zero.loc,Zero.list 
{ 
    #First convert vector(my.data.var) to MATRIX aand send it to calculate new MATRIX 
    my.data.var.mat.1st <- matrix(,nrow = 4,ncol = 6,byrow = TRUE) 

    my.data.var.mat.1st[Pos.loc] <- my.data.var.1st 
    if(length(Zero.loc)>0) 
    { 
    my.data.var.mat.1st[Zero.loc] <- Zero.list 
    } 

Error <- my.data.var.mat.1st 
    } 

AA <- Error.func.1st(my.data.var.1st,Pos.loc,Zero.loc,Zero.list) 

回答

0

我在我的代码中发现错误。来自C#的输入矩阵必须在使用之前进行转置。因此,关于“下标越界”的错误。将其设置为关闭。