The first is Webcontentmining, which describes the process of information retrieval and extraction from varieties of sources across the World Wide Web.
二是网络使用挖掘，指挖掘网站访问方式或其他网络用户信息的过程。
2
The company USES a form of data mining to group Web pages by content, which makes the search engine more efficient, he said.
他还提到公司使用一种数据挖掘技术来根据内容对网页进行归类，这样一来搜索引擎会更有效率。
3
Linked data, semantic analysis, analytics and data mining all form a layer on top of the content-web that could serve as the foundation for the next series of applications and other added value.