Sciweavers

111 search results - page 20 / 23
» sigmod 2009
Sort
View
SIGMOD
2009
ACM
132views Database» more  SIGMOD 2009»
14 years 8 months ago
Taming the storage dragon: the adventures of hoTMaN
HoTMaN (HoT-standby MaNager) is a joint research and development project between MySpace and USC Database Laboratory to design and develop a tool to ensure a 24x7 up-time and ease...
Shahram Ghandeharizadeh, Andrew Goodney, Chetan Sh...
SIGMOD
2009
ACM
132views Database» more  SIGMOD 2009»
14 years 8 months ago
Core schema mappings
Research has investigated mappings among data sources under two perspectives. On one side, there are studies of practical tools for schema mapping generation; these focus on algor...
Giansalvatore Mecca, Paolo Papotti, Salvatore Raun...
SIGMOD
2009
ACM
171views Database» more  SIGMOD 2009»
14 years 8 months ago
GAMPS: compressing multi sensor data by grouping and amplitude scaling
We consider the problem of collectively approximating a set of sensor signals using the least amount of space so that any individual signal can be efficiently reconstructed within...
Sorabh Gandhi, Suman Nath, Subhash Suri, Jie Liu
SIGMOD
2009
ACM
235views Database» more  SIGMOD 2009»
14 years 8 months ago
Quality and efficiency in high dimensional nearest neighbor search
Nearest neighbor (NN) search in high dimensional space is an important problem in many applications. Ideally, a practical solution (i) should be implementable in a relational data...
Yufei Tao, Ke Yi, Cheng Sheng, Panos Kalnis
SIGMOD
2009
ACM
120views Database» more  SIGMOD 2009»
14 years 8 months ago
Kernel-based skyline cardinality estimation
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
Zhenjie Zhang, Yin Yang, Ruichu Cai, Dimitris Papa...