243 search results - page 12 / 49 » A Privacy-Preserving Index for Range Queries |
DEXA
1998
Springer
13 years 12 months ago
1998
Springer
Abstract. In this paper we examine the problem of indexing time sequences in order to answer inverse queries. An inverse query computes all the time points at which the sequence co...
DGO
2004
13 years 9 months ago
2004
Peer-to-peer networks are becoming a common form of online data exchange. Querying data, mostly files, using keywords on peer-to-peer networks is well-known. But users cannot perf...
VLDB
2005
ACM
14 years 1 months ago
2005
ACM
We present a system for efficient meta-data indexed querying of XML documents. Given the diversity of the information available in XML, it is very useful to annotate XML data wit...
PODS
1997
ACM
13 years 11 months ago
1997
ACM
We consider the problem of indexing general database workloads (combinations of data sets and sets of potential queries). We de ne a framework for measuring the eciency of an ind...
CIKM
2005
Springer
13 years 9 months ago
2005
Springer
We consider the general problem of tracking moving objects in sensor networks. The specific application we consider is that of tracking a chemical plume moving over a large infra...