This paper proposes an algorithm that is used to construct the Web structure tree and a Web information extraction method based on Web page structure tree.
结合树型结构和网络结构的自身优势与缺陷，提出了城市绿地树网型结构模式，并对城市绿地树网结构的特征、优势和研究方向提出了建议。
In other words, the Web browser can very easily change the appearance and structure of the tree using object properties like this.
换句话说，Web浏览器使用对象属性可以非常容易地更改树的外观和结构。
The answer to this problem — at least, the answer chosen by today's Web browsers — is to use a tree structure to represent HTML.
这个问题的答案(至少是由当今Web浏览器选择的答案)是使用树结构来表示HTML。
Experts in the DOM or XML will realize that whitespace can have an effect on how text in a document is represented and broken up in the Web browser's tree structure.
DOM或XML方面的专家会意识到空白对于文档文本在Web浏览器树结构中表示和分解方式的影响。
It can also be thought of as parsing out chunks of information from a page. Web pages are coded in HTML, which uses a tree-like structure to represent the information.
页面抓取本质上是HTML页面的反向工程，也可以看成页面解释器，网页以HTML编码，HTML以树型结构表示信息，实际数据与布局代码以及效果信息混杂在一起，不能被计算机直接利用。
A thinking about data of tree structure how to stored in relational database and a method of how about these data is displayed on web is discussed in this paper.
本文介绍了树型结构数据在关系数据库中存储的思想和一种在网页中显示树型数据结构的方法。
Based on the analysis of information extraction process and the structure of product web page, a product information extraction model based on DOM tree is established.
在分析信息抽取过程和商品网页结构的基础上，构建了基于网页DOM树的商品供应信息抽取模型。
Based on the analysis of information extraction process and the structure of product web page, a product information extraction model based on DOM tree is established.
在分析信息抽取过程和商品网页结构的基础上，构建了基于网页DOM树的商品供应信息抽取模型。
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