339 search results - page 41 / 68 » Improved Query Performance with Variant Indexes |
ICLP
2007
Springer
15 years 6 months ago
2007
Springer
We propose a novel technique that maps decision problems in WS1S (weak monadic second-order logic with n successors) to the problem of query evaluation of Complex-value Datalog que...
112
Voted
ICMCS
2009
IEEE
14 years 10 months ago
2009
IEEE
The performance of traditional image retrieval approaches remains unsatisfactory, as they are restricted by the wellknown semantic gap and the diversity of textual semantics. To t...
88
Voted
RTCSA
2008
IEEE
15 years 6 months ago
2008
IEEE
This paper addresses the problem of using the Location IDentifier (LID) as the domain value of the index for trajectories of RFID tags and proposes the solution for solving this p...
110
Voted
SAC
2006
ACM
15 years 6 months ago
2006
ACM
A fundamental problem in peer-to-peer networks is how to locate appropriate peers efficiently to answer a specific query request. This paper proposes a model in which semantically...
120
Voted
IPSN
2007
Springer
15 years 6 months ago
2007
Springer
FlashDB is a self-tuning database optimized for sensor networks using NAND flash storage. In practical systems flash is used in different packages such as on-board flash chips,...