6465 search results - page 1170 / 1293 » On the Evaluation of Quality of Context |
SIGMOD
2002
ACM
14 years 8 months ago
2002
ACM
Recent work has demonstrated the effectiveness of the wavelet decomposition in reducing large amounts of data to compact sets of wavelet coefficients (termed "wavelet synopse...
EDBT
2004
ACM
14 years 8 months ago
2004
ACM
To effectively support today's global economy, database systems need to store and manipulate text data in multiple languages simultaneously. Current database systems do suppor...
EDBT
2004
ACM
14 years 8 months ago
2004
ACM
Abstract. The paper discusses the design and prototype implementation of a QoS-aware multimedia database system. Recent research in multimedia databases has devoted little attentio...
EDBT
2008
ACM
14 years 8 months ago
2008
ACM
Automatic physical database design tools rely on "what-if" interfaces to the query optimizer to estimate the execution time of the training query workload under differen...
MOBISYS
2008
ACM
14 years 7 months ago
2008
ACM
Adaptive transmit power control in 802.11 Wireless LANs (WLANs) on a per-link basis helps increase network capacity and improves battery life of Wifi-enabled mobile devices. Howev...