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GIS
2005
ACM
16 years 5 months ago
Visualizing the results of interactive queries for geographic data on mobile devices
The capabilities of current mobile computing devices such as PDAs and mobile phones are making it possible to design and develop mobile GIS applications that provide users with ge...
Stefano Burigat, Luca Chittaro
IS
2006
15 years 4 months ago
The MurMur project: Modeling and querying multi-representation spatio-temporal databases
Successful information management implies the ability to design accurate representations of the real world of interest, in spite of the diversity of perceptions from the applicati...
Christine Parent, Stefano Spaccapietra, Esteban Zi...
DEXA
2009
Springer
153views Database» more  DEXA 2009»
15 years 8 months ago
Three Approximation Algorithms for Energy-Efficient Query Dissemination in Sensor Database System
Abstract. Sensor database is a type of database management system which offers sensor data and stored data in its data model and query languages. In this system, when a user poses ...
Zhao Zhang, Xiaofeng Gao, Xuefei Zhang, Weili Wu, ...
VLDB
2004
ACM
138views Database» more  VLDB 2004»
15 years 9 months ago
ObjectRank: Authority-Based Keyword Search in Databases
The ObjectRank system applies authority-based ranking to keyword search in databases modeled as labeled graphs. Conceptually, authority originates at the nodes (objects) containin...
Andrey Balmin, Vagelis Hristidis, Yannis Papakonst...
SEBD
1996
94views Database» more  SEBD 1996»
15 years 5 months ago
Efficient Algorithm for determining the Optimal Execution Strategy for Path Queries in OODBS
Abstract. To select an optimal query evaluation strategy for a path query in an object-oriented database system one has to exploit the available index structures on the path. In a ...
Weimin Chen, Karl Aberer