# Browse by Author "Chang, Kevin C-C."

• (2004-07)
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database systems (RDBMS), by extending relational algebra ...

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• (2006-07)
The Web has been rapidly deepened" by massive databases online: Recent surveys show that while the surface Web has linked billions of static HTML pages, a far more significant amount of information is hidden" in the ...

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• (2004-11)
With its sheer amount of information, the Web is clearly an important frontier for data mining. While Web mining must start with content on the Web, there is no effective search-based'' mechanism to help sifting through ...

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PDF (319Kb)