目录一、基本使用场景二、核心API与用法1. 解析XML文档2. 创建XML文档3. 修改XML文档4. 搜索与遍历XML树三、进阶用法1. 处理带有命名空间的XML2. 使用XPath查找元素3. 批量处理和转换XML四、常用技巧1. 使用生成器高
I am working with a large list of points (each point has three dimensions x,y,z). I am pretty new with R, so I would like to know what is the best way to represent that kind of information.As far as
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