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DEXA
2003
Springer
149views Database» more  DEXA 2003»
15 years 11 months ago
Capturing Uncertainty in Spatial Queries over Imprecise Data
Emerging applications using miniature electronic devices (e.g., tracking mobile objects using sensors) generate very large amounts of highly dynamic data that poses very high overh...
Xingbo Yu, Sharad Mehrotra
SIGMOD
2010
ACM
184views Database» more  SIGMOD 2010»
15 years 11 months ago
Load-balanced query dissemination in privacy-aware online communities
We propose a novel privacy-preserving distributed infrastructure in which data resides only with the publishers owning it. The infrastructure disseminates user queries to publishe...
Emiran Curtmola, Alin Deutsch, K. K. Ramakrishnan,...
FOCS
2008
IEEE
16 years 29 days ago
Two Query PCP with Sub-Constant Error
We show that the NP-Complete language 3SAT has a PCP verifier that makes two queries to a proof of almost-linear size and achieves sub-constant probability of error o(1). The ver...
Dana Moshkovitz, Ran Raz
MDM
2007
Springer
195views Communications» more  MDM 2007»
16 years 19 days ago
BORA: Routing and Aggregation for Distributed Processing of Spatio-Temporal Range Queries
This work tackles the problem of answer-aggregation for continuous spatio-temporal range queries in distributed settings. We assume a grid-like coverage of the spatial universe of...
Goce Trajcevski, Hui Ding, Peter Scheuermann, Isab...
DOLAP
2004
ACM
15 years 12 months ago
Aggregate queries in peer-to-peer OLAP
A peer-to-peer (P2P) data management system consists essentially of a network of peer systems, each maintaining full autonomy over its own data resources. Data exchange between pe...
Mauricio Minuto Espil, Alejandro A. Vaisman