搜尋結果
• 张翔：复杂系统的可视化与分析手段 • 左辰：分位数回归模型在R环境下的实现 • 丁鹏：贝叶斯统计与R • 魏太云：R软件与最优化 • 陈堰平：随机微分方程入门——基于R语言的模拟与推断 • 李崇亮：基于R后台的网页应用，或基于网页可定制界面的R应用
Introduction. The ff package. Selected examples. Architecture. Summary and conclusion. Two issues when dealing with large data sets in R: Memory limitations. On most computer systems it is not possible to use more than 2 GB of memory, i.e. it is not possible to use the data (in the “usual” way) Addressing limitations.
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This engine lets you search several R-related sites and can easily be added to the toolbar of popular browsers. The Nabble R Forum is an innovative search engine for R messages. As it has been misused for spam injection, it is nowadays severely filtered. In addition, its gateway to R-help is sometimes not bidirectional, so we do not recommend ...
- Helping Yourself
- R Help on The Internet
- Asking For Help
Before asking others for help, it’s generally a good idea for you to try to help yourself. R includes extensive facilities for accessing documentation and searching for help. There are also specialized search engines for accessing information about R on the internet, and general internet search engines can also prove useful (see below).
There are internet search sites that are specialized for R searches, including search.r-project.org (which is the site used by RSiteSearch) and Rseek.org. It is also possible to use a general search site like Google, by qualifying the search with “R” or the name of an R package (or both). It can be particularly helpful to paste an error message int...
If you find that you can’t answer a question or solve a problem yourself, you can ask others for help, either locally (if you know someone who is knowledgeable about R) or on the internet. In order to ask a question effectively, it helps to phrase the question clearly, and, if you’re trying to solve a problem, to include a small, self-contained, re...
