我正在处理数据框（30行x 54676列），并尝试在其上执行glm表达式。我启动了R并运行下面的代码，然后继续使用
*抓住了段错* 地址......＆＃39;内存未映射＆＃39;
我读到它可能是一个包bug，但不是我需要卸载的包。是否可能是版本问题？
以下是我在提出错误时从R获得的信息
R version 3.0.2 (2013-09-25) -- "Frisbee Sailing"
Copyright (C) 2013 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
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> sessionInfo()
R version 3.0.2 (2013-09-25)
Platform: x86_64-pc-linux-gnu (64-bit)
locale:
[1] LC_CTYPE=en_GB.UTF-8 LC_NUMERIC=C
[3] LC_TIME=en_GB.UTF-8 LC_COLLATE=en_GB.UTF-8
[5] LC_MONETARY=en_GB.UTF-8 LC_MESSAGES=en_GB.UTF-8
[7] LC_PAPER=en_GB.UTF-8 LC_NAME=C
[9] LC_ADDRESS=C LC_TELEPHONE=C
[11] LC_MEASUREMENT=en_GB.UTF-8 LC_IDENTIFICATION=C
attached base packages:
[1] stats graphics grDevices utils datasets methods base
a=read.table('GDS4521.soft',skip=77,sep='\t',nrows=54675,header=1,row.names=1)
>
> a=a[,-1]
>
> for (i in 1:ncol(a)){
+ a[,i]=a[,i]/a['200650_s_at',i]
+ }
>
> a=data.frame(t(a))
> a=cbind(a,hadStroke=c(rep(1,20),rep(0,20)))
> a$hadStroke=factor(a$hadStroke)
> set.seed(2134)
> s=sample(40,30)
> training=a[s,]
> dim(training)
[1] 30 54676
> mod=glm(hadStroke~.,data=training,family=binomial)
*** caught segfault ***
address 0x7f0603061fbc, cause 'memory not mapped'
Traceback:
1: terms.formula(formula, data = data)
2: terms(formula, data = data)
3: model.frame.default(formula = hadStroke ~ ., data = training, drop.unused.levels = TRUE)
4: stats::model.frame(formula = hadStroke ~ ., data = training, vdrop.unused.levels = TRUE)
5: eval(expr, envir, enclos)
6: eval(mf, parent.frame())
7: glm(hadStroke ~ ., data = training, family = binomial)
Possible actions:
1: abort (with core dump, if enabled)
2: normal R exit
3: exit R without saving workspace
4: exit R saving workspace
Selection: