当STM模型收敛时,R相对频繁地崩溃。在30h+评估会议之后,请参阅下图中的一个示例。这发生在两台具有不同数据大小的不同计算机上。我还无法确定导致这些崩溃的任何特定模式-因为崩溃似乎不是确定性的。
模型估计设置为
# full
Year <- year(df$date) # year data from the environment
stmFit.full <- stm(out$documents, out$vocab, K = 0, prevalence =~ s(Year) ,
max.em.its = 150, init.type = "Spectral", seed = 300, verbose = T) 有什么办法解决这个问题吗?
更多信息: a)
> #systeminfo
> > library(stm) stm v1.2.2 (2017-03-28) successfully loaded. See ?stm for help.
> > sessionInfo() R version 3.4.1 (2017-06-30) Platform: x86_64-w64-mingw32/x64 (64-bit) Running under: Windows >= 8 x64 (build
> 9200)
>
> Matrix products: default
>
> locale: [1] LC_COLLATE=Swedish_Sweden.1252
> LC_CTYPE=Swedish_Sweden.1252 LC_MONETARY=Swedish_Sweden.1252
> LC_NUMERIC=C LC_TIME=Swedish_Sweden.1252
>
> attached base packages: [1] stats graphics grDevices utils
> datasets methods base
>
> other attached packages: [1] stm_1.2.2
>
> loaded via a namespace (and not attached): [1] compiler_3.4.1
> Matrix_1.2-10 tools_3.4.1 Rcpp_0.12.12 grid_3.4.1
> data.table_1.10.4 lattice_0.20-35
> >b)我还在github的开发网站上提交了一份报告:https://github.com/bstewart/stm/issues/89
c)崩溃的图像:

发布于 2017-09-01 20:39:38
我们已经解决了这个问题。请参阅Github:https://github.com/bstewart/stm/issues/89
https://stackoverflow.com/questions/45782404
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