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PVLDB
2008
126views more  PVLDB 2008»
15 years 6 months ago
Parallelizing query optimization
Many commercial RDBMSs employ cost-based query optimization exploiting dynamic programming (DP) to efficiently generate the optimal query execution plan. However, optimization tim...
Wook-Shin Han, Wooseong Kwak, Jinsoo Lee, Guy M. L...
GIS
2010
ACM
15 years 5 months ago
Topological reasoning between complex regions in databases with frequent updates
Reasoning about space has been a considerable field of study both in Artificial Intelligence and in spatial information theory. Many applications benefit from the inference of ...
Arif Khan, Markus Schneider
JSAC
2010
166views more  JSAC 2010»
15 years 5 months ago
Phero-trail: a bio-inspired location service for mobile underwater sensor networks
A SEA Swarm (Sensor Equipped Aquatic Swarm) moves as a group with water current and enables 4D (space and time) monitoring of local underwater events such as contaminants and intr...
Luiz Filipe M. Vieira, Uichin Lee, Mario Gerla
PR
2010
145views more  PR 2010»
15 years 4 months ago
Graph-optimized locality preserving projections
Locality preserving projections (LPP) is a typical graph-based dimensionality reduction (DR) method, and has been successfully applied in many practical problems such as face recog...
Limei Zhang, Lishan Qiao, Songcan Chen
TMC
2010
386views more  TMC 2010»
15 years 4 months ago
Design, Realization, and Evaluation of xShare for Impromptu Sharing of Mobile Phones
—Mobile phones are truly personal devices loaded with personal data such as photos, contacts, and call history. Yet it is often necessary or desirable to share our phones with ot...
Yunxin Liu, Ahmad Rahmati, Hyukjae Jang, Yuanhe Hu...