1798 search results - page 23 / 360 » A Tree for All Seasons |
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LOCA
2007
Springer
15 years 6 months ago
2007
Springer
In this paper we present an approach to analyzing the social behaviors that occur in a typical office space. We describe a system consisting of over 200 motion sensors connected ...
WWW
2006
ACM
16 years 14 days 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...
IRI
2008
IEEE
15 years 6 months ago
2008
IEEE
— We revisit the problem of synthesis of service composition in the context of service oriented architecture from a tree automata perspective. Comparing to existing finite state...
122
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WADS
2007
Springer
15 years 5 months ago
2007
Springer
We present a polynomial-time approximation scheme (PTAS) for the Steiner tree problem with polygonal obstacles in the plane with running time O(n log2 n), where n denotes the numb...
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
Tree patterns represent important fragments of XPath. In this paper, we show that some classes of tree patterns exhibit such a property that, given a finite number of tree patter...