使用SSIS包将多个Excel文件导入SQL Server 2008 R2 ?
I have to insert data into two tables from two different excel sheets using SSIS packges. 我必须使用SSIS packges从两个不同的excel表中插入数据到两个表中。 So, please some one...
L2R 三:常用工具包介绍之 XGBoost与LightGBM
L2R最常用的包就是XGBoost 和LightGBM,xgboost因为其性能及快速处理能力,在机器学习比赛中成为常用的开源工具包, 2016年微软开源了旗下的lightgbm(插句题外话:微软的人真是够谦虚的,开源的包都是light前缀,公司更是micro),对标xgboost,在结果相差不大的...
R语言的特征选择(Feature Selection)包:Boruta和caret
转载自:http://www.zhizhihu.com/html/y2011/3188.html 对于大数据的分析,特征选择Feature Selection和降维是必不可少的,R有很多做FS的包,这里我直接转载引用两篇英文博文,很详细的讲了Boruta和caret包的使用方法和注意问题,也分析了...
R语言的特征选择(Feature Selection)包:Boruta和caret
转载自:http://www.zhizhihu.com/html/y2011/3188.html 对于大数据的分析,特征选择Feature Selection和降维是必不可少的,R有很多做FS的包,这里我直接转载引用两篇英文博文,很详细的讲了Boruta和caret包的使用方法和注意问题,也分析...
在R / RStudio中安装“openNLPmodels.de”包时出错
Error when installing package ‘openNLPmodels.de’ in R / RStudio 在R / RStudio中安装“openNLPmodels.de”包时出错 When I try to install package ‘openNLPmodels.de’...
使用R包gdata时的路径规范
Problem: helpers fail when reading an .xls into R using gdata 问题:当使用gdata将.xls读入R时,helper函数失败 I have some .xls that i'd like to read into R. I am able...
尝试在R的插入符包中获取类概率时出错
I found questions similar to this, but the didn't fix my problem: I use caret with the ranger method to fit a random forest, then use predict to predi...
使用RStudio在R包中编译Rcpp代码时出错
I am using Rstudio to create a package, and exploring the use of the Rcpp package to gain access to C++ code, however, when trying to build the packag...
“在使用R和XLConnect包时,使用内存错误(Java)”。
I tried to load a ~30MB excel spreadsheet into R using the XLConnect package. 我尝试使用XLConnect包将一个~30MB的excel电子表格加载到R中。 This is what I wrote: 这就是我写的: w...
在R上安装TDA包时出错
I'm trying install TDA package on R 我试着在R上安装TDA包。 > install.packages("TDA")Installing package into ‘/home/more/R/x86_64-redhat-linux-gnu-library/3....
R语言︱常用统计方法包+机器学习包(名称、简介)
一、一些函数包大汇总转载于:http://www.dataguru.cn/thread-116761-1-1.html时间上有点过期,下面的资料供大家参考基本的R包已经实现了传统多元统计的很多功能,然而CRNA的许多其它包提供了更深入的多元统计方法,下面要综述的包主要分为以下几个部分:1) 多元数据...
如何修改一个R包来创建一个新的包来重新加权内核密度估计?
I am working on "Reweighted Kernel Density Estimation". I couldn't find any package in R for "weighted bivariate density estimation. That's why I am g...
R语言包_dplyr_2
Loading dataset Choosing columns select rename Choosing rows filter between slice sample_n top_n distinct Adding new variables ...
【R】Linux安装R语言包(Installing R packages on Linux)
有关install.packages()函数的详见:R包 package 的安装(install.packages函数详解) R的包(package)通常有两种:1 binary package:这种包属于即得即用型(ready-to-use),但是依赖与平台,即Win和Linux平台下不同。2 S...
如何在windows中编写R程序包(转载)
网上有不少R包的编译过程介绍,挑选了一篇比较详细的,做了稍许修改后转载至此,与大家分享如何在windows中编写R程序包created by helixcnmodified by binaryfan在Windows环境下如何编写R程序包,即生成供linux环境编译运行的tar.gz文件,也生成供wi...
R有解析URL部分的包吗?
I have a list of urls that I would like to parse and normalize. 我有一个url列表,我想对其进行解析和规范化。 I'd like to be able to split each address into parts so that I...
在构建R包时从另一个Rcpp函数调用Rcpp函数
I took this example from a different question. I am building an R package with Rcpp. I have a function like fun1 (below) that I want to put into its o...
使用sendmailR包从R发送电子邮件
I am trying to send an email from R, using the sendmailR package. The code below works fine when I run it on my PC, and I recieve the email. However, ...
如何安装和管理R包的多个版本?
I am developing a framework for reproducible computing with R. One problem that I am struggling with is that some R code might run perfectly in versio...
20221011-R和R包安装 Rnaseq
quantificationsource("http://bioconductor.org/biocLite.R")biocLite("Rsubread") limma edgeRlibrary("Rsubread") limma edgeR失败conda install bioconductor-...