31 search results - page 2 / 7 » An Intelligent Topic-Specific Crawler Using Degree of Releva... |
AUSAI
2007
Springer
14 years 3 months ago
2007
Springer
Semantic orientation (SO) for texts is often determined on the basis of the positive or negative polarity, or sentiment, found in the text. Polarity is typically extracted using th...
IAT
2009
IEEE
14 years 18 days ago
2009
IEEE
—Information can change rapidly on the web. For example, news may hint some new story starts to develop. Many more news related to the original event begin to pour in the web. Im...
IJCNN
2008
IEEE
14 years 3 months ago
2008
IEEE
— When an agent observes its environment, there are two important characteristics of the perceived information. One is the relevance of information and the other is redundancy. T...
WIDM
2004
ACM
14 years 2 months ago
2004
ACM
A Focused crawler must use information gleaned from previously crawled page sequences to estimate the relevance of a newly seen URL. Therefore, good performance depends on powerfu...
FLAIRS
2007
13 years 11 months ago
2007
Web search engines like Google have made us all smarter by providing ready access to the world's knowledge whenever we need to look up a fact, learn about a topic or evaluate...