基于DOM的Web信息自动抽取

doi:10.11925/infotech.1003-3513.2004.02.19

现代图书情报技术

2004, Vol. 20

Issue (2): 68-71 https://doi.org/10.11925/infotech.1003-3513.2004.02.19

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基于DOM的Web信息自动抽取

吴伟刘友华

（南京大学信息管理系南京 210093）

Automatic Web Information Extraction Based on DOM

Wu Wei Liu Youhua

(Department of Information Management, Nanjing University,Nanjing 210093,China)

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摘要

提出了Web页面信息的自动抽取思想，并使用WebBrowser和DOM技术实现了Web页面上网页元素查找、表单自动填写、表单自动提交、自动获得查询结果并自动抽取所需信息的技术，从而实现了Web页面信息的自动抽取。文中还给出了这一方法的实现细节和示例代码。

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关键词 ： Web页面, 自动信息抽取 DOM, WebBrowser

Abstract：

More and more Web sites are built on databasedriven architecture. The Web pages of these sites are creating dynamically. This paper advances and implements a method of automatic information extraction from the dynamic pages by using WebBrowser and DOM technique. In addition, the paper illustrates the details and code through a prototype.

Key words： Dynamic Web Automatic information extraction DOM WebBrowser

收稿日期: 2003-09-15 出版日期: 2004-01-06

TP311

通讯作者: 吴伟 E-mail: wuweibox@hotmail.com

作者简介: 吴伟,刘友华

引用本文:

吴伟,刘友华. 基于DOM的Web信息自动抽取[J]. 现代图书情报技术, 2004, 20(2): 68-71.
Wu Wei,Liu Youhua. Automatic Web Information Extraction Based on DOM. New Technology of Library and Information Service, 2004, 20(2): 68-71.

链接本文:

https://manu44.magtech.com.cn/Jwk_infotech_wk3/CN/10.11925/infotech.1003-3513.2004.02.19 或 https://manu44.magtech.com.cn/Jwk_infotech_wk3/CN/Y2004/V20/I2/68

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３Michael Edwards, Scott Roberts. Reusing Internet Explorer and the WebBrowser Control: An Array of Options. Microsoft Corporation MSDN Library. July 30, 1998.http://msdn.microsoft.com/library/en-us/dnwebgen/html/reusebovw.asp (Accessed Jul.15,2002)
４Kevin Hoffman, Jeff Gabriel al. Professional .NET Framework. Wrox Press Ltd. 2001
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６Microsoft Corporation MSDN Library.Microsoft.NET/COM Migration and Interoperability. August,2001. http://msdn.microsoft.com/library/en-us/dnbda/html/cominterop.asp (Accessed May,1,2003)
７Microsoft Corporation MSDN Library. MSHTML Reference.
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８Microsoft Corporation MSDN Library. WebBrowser Object.
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９Microsoft Visual InterDev. http://msdn.microsoft.com/vinterdev/default.asp (Accessed Apr.3, 2003)

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