53 search results - page 9 / 11 » Query processing of massive trajectory data based on mapredu... |
SIGMOD
2010
ACM
14 years 8 days ago
2010
ACM
Continuous analytics systems that enable query processing over steams of data have emerged as key solutions for dealing with massive data volumes and demands for low latency. Thes...
DBISP2P
2003
Springer
14 years 21 days ago
2003
Springer
Abstract. We are witnessing a dramatic increase in the use of datacentric distributed systems such as global grid infrastructures, sensor networks, network monitoring, and various ...
ICDE
2005
IEEE
14 years 1 months ago
2005
IEEE
Many location-based applications require constant monitoring of k-nearest neighbor (k-NN) queries over moving objects within a geographic area. Existing approaches to this problem...
TKDE
2008
13 years 7 months ago
2008
We propose a novel approach based on predictive quantization (PQ) for online summarization of multiple time-varying data streams. A synopsis over a sliding window of most recent en...
WEBDB
2005
Springer
14 years 28 days ago
2005
Springer
In this paper, we describe the design and initial implementation of a geographic search engine prototype for Germany, based on a large crawl of the de domain. Geographic search en...