01-01-2013, 04:46 PM
Web Mining
Web Mining.pptx (Size: 176.21 KB / Downloads: 39)
DEFINITION
MINING:
Mining means extracting something useful or valuable from a baser substance, such as mining gold from the earth.
WEB MINING:
Web mining is used to understand customer behavior, evaluate the effectiveness of a particular Web site, and help quantify the success of a marketing campaign.
Introduction
The World Wide Web is a rich source of knowledge that can be useful to many applications.
Source:
Billions of web pages and billions of visitors and contributors.
What knowledge:
e.g., the hyperlink structure and diversity of languages.
Purpose:
To improve users’ efficiency and effectiveness in searching for information on the web.
Decision-making support or business management.
WEB MINING
Web mining is the application of data mining techniques to discover patterns from the Web.
How Web Mining is difference from classical DM?
The web is not a relation
Textual information and linkage structure
Usage data is huge and growing rapidly
Google’s usage logs are bigger than their web crawl
Data generated per day is comparable to largest conventional data warehouses
Ability to react in real-time to usage patterns
No human in the loop