1487 search results - page 33 / 298 » Representing and Querying Data Transformations |
WWW
2006
ACM
16 years 2 months ago
2006
ACM
In this poster we discuss a graphical notation for representing queries for semistructured data. We try to strike a balance between expressiveness of the query language and simpli...
109
click to vote
SIS
2007
15 years 2 months ago
2007
Access control models for XML data can be classified in two major categories: node filtering and query rewriting systems. The first category includes approaches that use access ...
100
click to vote
ISMIS
2005
Springer
15 years 6 months ago
2005
Springer
Abstract. One of the virtues of XML is that it allows complex structures to be easily expressed. This allows XML to be used as an intermediate, neutral, and standard form for repre...
119
click to vote
KDD
2002
ACM
16 years 1 months ago
2002
ACM
Rule mining is an important data mining task that has been applied to numerous real-world applications. Often a rule mining system generates a large number of rules and only a sma...
100
click to vote
WWW
2006
ACM
16 years 2 months ago
2006
ACM
In this paper, we proposed an online algorithm, called FQT-Stream (Frequent Query Trees of Streams), to mine the set of all frequent tree patterns over a continuous XML data strea...