75 search results - page 12 / 15 » Location-based services: A database perspective |
DASFAA
2004
IEEE
14 years 9 days ago
2004
IEEE
Users of database applications, especially in the e-commerce domain, often resort to exploratory "trial-and-error" queries since the underlying data space is huge and unf...
DEXA
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. The notion of dependency is ubiquitous. This paper approaches this notion from the perspective of digital information preservation. At first, an abstract notion of modul...
VLDB
2008
ACM
14 years 8 months ago
2008
ACM
Besides traditional domains (e.g., resource allocation, data mining applications), algorithms for medoid computation and related problems will play an important role in numerous e...
UBIMOB
2009
ACM
14 years 3 months ago
2009
ACM
Pervasive systems give an overview of what digital environments should look like in the future. SoCQ takes a data-oriented perspective on the pervasive environment through a uni...
ICDE
2011
IEEE
13 years 9 days ago
2011
IEEE
Given a set of objects and a query q, a point p is
called the reverse k nearest neighbor (RkNN) of q if q is one of
the k closest objects of p. In this paper, we introduce the c...