Web mining(Net Screen Scraping) aims to discover useful information or knowledge from the Web hyperlink structure, page content, and usage data. Although Web mining uses many data mining techniques(e.g.Offline Browser), as mentioned above it is not purely an application of traditional data mining due to the heterogeneity and semi-structured or unstructured nature of the Web data. Many new mining tasks and algorithms were invented in the past decade. Based on the primary kinds of data used in the mining process, Parse Text Data tasks can be categorized into three types: Web structure mining, Web content mining and Web usage mining.-- from the book "Web Data Mining" or Parse A Web Page

Knowlesys could provide custom web data mining tools for you based on your target website and requirements.

Our softwares are designed for data extraction from both static and dynamic web pages. It is able to extract  any data (e.g.Open Source Screen Scraper )from the targeted web pages on the Internet. It is flexible enough to suit for any different web technology. (e.g. html, asp, jsp, php, cfm, aspx, jscript etc ),Pdf Data Extraction.