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PERCOM
2008
ACM
15 years 9 months ago
A Survey of Current Directions in Service Placement in Mobile Ad-hoc Networks
Service placement deals with the problem of selecting which node in a network is most suitable for hosting a service that responds to queries from other nodes. Optimally placing s...
Georg Wittenburg, Jochen H. Schiller
ICDE
2000
IEEE
111views Database» more  ICDE 2000»
15 years 11 months ago
Dynamic Query Scheduling in Data Integration Systems
Execution plans produced by traditional query optimizers for data integration queries may yield poor performance for several reasons. The cost estimates may be inaccurate, the mem...
C. Mohan, Françoise Fabret, Luc Bouganim, P...
DASFAA
2004
IEEE
158views Database» more  DASFAA 2004»
15 years 1 months ago
A Cost Model for Spatial Intersection Queries on RI-Trees
Abstract. The efficient management of interval sequences represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tr...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
ICIP
2010
IEEE
14 years 7 months ago
Dynamic selection of a feature-rich query frame for mobile video retrieval
In this paper, we focus on a new application of mobile visual search: snapping a photo with a mobile device of a video playing on a TV screen to automatically retrieve and stream ...
David M. Chen, Ngai-Man Cheung, Sam S. Tsai, Vijay...
VLDB
2005
ACM
112views Database» more  VLDB 2005»
15 years 3 months ago
Content-Based Routing: Different Plans for Different Data
Query optimizers in current database systems are designed to pick a single efficient plan for a given query based on current statistical properties of the data. However, different...
Pedro Bizarro, Shivnath Babu, David J. DeWitt, Jen...