75 search results - page 11 / 15 » Reducing Query Answering to Satisfiability in Nonmonotonic L... |
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
We introduce a novel query type defined over streaming moving object data, namely, the Continuous Motion Pattern (CMP) Queries. A motion pattern is defined as a sequence of distin...
RTCSA
2009
IEEE
14 years 2 months ago
2009
IEEE
—Mobile sensors are widely deployed in Wireless Sensor Networks (WSNs) to satisfy emerging application requirements. Specifically, processing location dependent queries in mobile...
DLOG
2009
13 years 5 months ago
2009
Abstract. Model-based most specific concepts are a non-standard reasoning service in Description Logics. They have turned out to be useful in knowledge base completion for ontologi...
CIKM
2005
Springer
14 years 28 days ago
2005
Springer
In this paper, we propose a new strategy for optimizing the placement of bin boundaries to minimize the cost of query evaluation using bitmap indices with binning. For attributes ...
MDM
2010
Springer
14 years 5 days ago
2010
Springer
—Location information is necessarily uncertain when objects are constantly moving. The cost can be high to maintain precise locations at the application server for all the object...