我正在试验 bnlearn R 库及其 DAG。我也是 R 新手。
我在这里尝试了代码示例
> tree = model2network("[A][B|A][C|A][D|A][E|B][F|B][G|C][H|C][I|C]")
> graphviz.plot(tree, layout = "dot")
但后来我得到了这张图！
bnlearn.com/examples/graphviz-plot/
它缺少箭头和圆圈...我该如何解决？
sessionInfo() 输出：
R version 3.6.1 (2019-07-05)
Platform: x86_64-conda_cos6-linux-gnu (64-bit)
Running under: Ubuntu 20.04.2 LTS
Matrix products: default
BLAS/LAPACK: /home/razan/anaconda3/lib/R/lib/libRblas.so
locale:
[1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=de_DE.UTF-8 LC_TIME=de_DE.UTF-8
[4] LC_COLLATE=en_US.UTF-8 LC_MONETARY=de_DE.UTF-8 LC_MESSAGES=en_US.UTF-8
[7] LC_PAPER=de_DE.UTF-8 LC_NAME=de_DE.UTF-8 LC_ADDRESS=de_DE.UTF-8
[10] LC_TELEPHONE=de_DE.UTF-8 LC_MEASUREMENT=de_DE.UTF-8 LC_IDENTIFICATION=de_DE.UTF-8
attached base packages:
[1] stats graphics grDevices utils datasets methods base
other attached packages:
[1] bnlearn_4.6.1
loaded via a namespace (and not attached):
[1] digest_0.6.27 grid_3.6.1 jsonlite_1.7.2 magrittr_2.0.1 stats4_3.6.1
[6] evaluate_0.14 graph_1.64.0 stringi_1.5.3 rlang_0.4.10 Rgraphviz_2.30.0
[11] rmarkdown_2.6 tools_3.6.1 stringr_1.4.0 xfun_0.20 yaml_2.2.1
[16] parallel_3.6.1 compiler_3.6.1 BiocGenerics_0.32.0 htmltools_0.5.1.1 knitr_1.31