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R语言的lasso_cox.r lasso_cox怎么用

发表于:2024-10-18 作者:千家信息网编辑
千家信息网最后更新 2024年10月18日,这篇文章主要讲解了"R语言的lasso_cox.r lasso_cox怎么用",文中的讲解内容简单清晰,易于学习与理解,下面请大家跟着小编的思路慢慢深入,一起来研究和学习"R语言的lasso_cox.
千家信息网最后更新 2024年10月18日R语言的lasso_cox.r lasso_cox怎么用

这篇文章主要讲解了"R语言的lasso_cox.r lasso_cox怎么用",文中的讲解内容简单清晰,易于学习与理解,下面请大家跟着小编的思路慢慢深入,一起来研究和学习"R语言的lasso_cox.r lasso_cox怎么用"吧!

lasso_cox.r lasso_cox 模型优化分析

使用说明:

Rscript $scriptdir/lasso_cox.r -h usage: /work/my_stad_immu/scripts/lasso_cox.r [-h] -i data -t time -e event -v                                              variate [variate ...] [-s seed]                                              [-l lambda] [-P predict.time]                                              [-o outdir] [-p prefix]lasso cox regression analysisoptional arguments:  -h, --help            show this help message and exit  -i data, --data data  input data file path[required]  -t time, --time time  set suvival time column name [required]  -e event, --event event                        set event column name [required]  -v variate [variate ...], --variate variate [variate ...]                        variate for cox analysis [required]  -s seed, --seed seed  set random seed [default 2021]  -l lambda, --lambda lambda                        set lambda cut off [default NULL]  -P predict.time, --predict.time predict.time                        Time point of the ROC curve to select cutoff [default                        365 1095 1825]  -o outdir, --outdir outdir                        output file directory [default cwd]  -p prefix, --prefix prefix                        out file name prefix [default lasso_cox]

使用举例:

Rscript $scriptdir/lasso_cox.r -i imm.unicox.metadata-exp.tsv -e EVENT -t TIME \  -v SYT12 CDH2 GPNMB TMIGD3 LINC01094 SLC22A20P IGHV4-61 IGHV2-5 SERPINA5 MS4A4A FAM83A IGLV3-9 STARD3    -o lasso

参数说明:

-i 输入生存数据与基因表达文件

barcodeTIMEEVENTFGRCD38ITGALCX3CL1CEACAM21MATKCD79BMMP25
TCGA-B7-A5TK-01A-12R-A36D-31288016.3440886.8677240.26903603.01321.8685362.283423.45319813.72829
TCGA-BR-7959-01A-11R-2343-131010011.9673915.794517.35856626.913532.5719170.8641161.8799573.451148
TCGA-IN-8462-01A-11R-2343-1357205.3508463.1113423.76912520.222380.6108390.5197762.8221921.106563
TCGA-CG-4443-01A-01R-1157-1391201.538020.8629552.3735119.040971.0921270.7603481.9265920.878735
TCGA-KB-A93J-01A-11R-A39E-311124015.2401613.304738.0859114.152953.4835593.1929513.65174210.43186
TCGA-HU-A4H3-01A-21R-A251-3188206.2617612.6751737.0258864.0502710.5841591.0393361.9792142.312993
TCGA-RD-A8MV-01A-11R-A36D-313720027.0741520.1588534.9130934.718214.1131122.61555716.5194617.72674











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