The machine‐readable formal language of classification expert systems has become a standard for applying plot assignment rules in vegetation classification. Here we present an efficient algorithm implementing the vegetation classification expert system in the statistical programming language R.

中文翻译：

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在统计计算环境R中实施植被分类专家系统（ESy）的形式语言

分类专家系统的机器可读形式语言已成为在植被分类中应用样地分配规则的标准。在这里，我们提出一种以统计编程语言R实现植被分类专家系统的有效算法。