Sciweavers

293 search results - page 54 / 59
» date 2004
Sort
View
VLDB
2004
ACM
137views Database» more  VLDB 2004»
15 years 3 months ago
Schema-Free XQuery
The widespread adoption of XML holds out the promise that document structure can be exploited to specify precise database queries. However, the user may have only a limited knowle...
Yunyao Li, Cong Yu, H. V. Jagadish
VLDB
2004
ACM
100views Database» more  VLDB 2004»
15 years 3 months ago
Resilient Rights Protection for Sensor Streams
Today’s world of increasingly dynamic computing environments naturally results in more and more data being available as fast streams. Applications such as stock market analysis,...
Radu Sion, Mikhail J. Atallah, Sunil Prabhakar
VLDB
2004
ACM
118views Database» more  VLDB 2004»
15 years 3 months ago
On the performance of bitmap indices for high cardinality attributes
It is well established that bitmap indices are efficient for read-only attributes with low attribute cardinalities. For an attribute with a high cardinality, the size of the bitma...
Kesheng Wu, Ekow J. Otoo, Arie Shoshani
WAOA
2004
Springer
91views Algorithms» more  WAOA 2004»
15 years 3 months ago
Pricing Network Edges to Cross a River
Abstract. We consider a Stackelberg pricing problem in directed networks. Tariffs have to be defined by an operator, the leader, for a subset of the arcs, the tariff arcs. Clien...
Alexander Grigoriev, Stan P. M. van Hoesel, Anton ...
WEBDB
2004
Springer
122views Database» more  WEBDB 2004»
15 years 3 months ago
Querying Bi-level Information
In our research on superimposed information management, we have developed applications where information elements in the superimposed layer serve to annotate, comment, restructure...
Sudarshan Murthy, David Maier, Lois M. L. Delcambr...