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IEEECIT
2006
IEEE
16 years 25 days ago
One Update for all Moving Objects at a Timestamp
Concurrently with fast development of location aware technologies, many applications have been developing to exploit location data for serving people. However, a main challenge in...
Hoang Do Thanh Tung, Keun Ho Ryu
DOLAP
2004
ACM
16 years 6 days ago
An analysis of additivity in OLAP systems
Accurate summary data is of paramount concern in data warehouse systems; however, there have been few attempts to completely characterize the ability to summarize measures. The su...
John Horner, Il-Yeol Song, Peter P. Chen
PERCOM
2005
ACM
16 years 6 months ago
MASTAQ: A Middleware Architecture for Sensor Applications with Statistical Quality Constraints
We present the design goals and functional components of MASTAQ, a data management middleware for pervasive applications that utilize sensor data. MASTAQ allows applications to sp...
Inseok Hwang, Qi Han, Archan Misra
VLDB
2001
ACM
119views Database» more  VLDB 2001»
15 years 11 months ago
A Prototype Content-Based Retrieval System that Uses Virtual Images to Save Space
Previous research has demonstrated that space can be saved in a MultiMedia DataBase Management System (MMDBMS) by storing some of the data items virtually, meaning they are stored...
Leonard Brown, Le Gruenwald
ADB
1994
311views Database» more  ADB 1994»
15 years 11 months ago
A Personal and Portable Database Server: the CQL Card
Database applications and technologies are of central importance in many information systems a person may encounter. To obtain services, the end-users are required a smart card (pl...
Pierre Paradinas, Jean-Jacques Vandewalle