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WWW
2005
ACM
16 years 14 days ago
2005
ACM
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
WWW
2005
ACM
16 years 14 days ago
2005
ACM
The Web has become an excellent source for gathering consumer opinions. There are now numerous Web sites containing such opinions, e.g., customer reviews of products, forums, disc...
WWW
2005
ACM
16 years 14 days ago
2005
ACM
In the age of information explosion, recommendation system has been proved effective to cope with information overload in ecommerce area. However, unscrupulous producers shill the...
WWW
2004
ACM
16 years 14 days ago
2004
ACM
The rapid growth of the web has been noted and tracked extensively. Recent studies have however documented the dual phenomenon: web pages have small half lives, and thus the web e...
WWW
2004
ACM
16 years 14 days ago
2004
ACM
It is increasingly common for users to interact with the web using a number of different aliases. This trend is a doubleedged sword. On one hand, it is a fundamental building bloc...