53 search results - page 1 / 11 » Superseding Nearest Neighbor Search on Uncertain Spatial Dat... |
TKDE
2010
13 years 3 months ago
2010
This paper proposes a new problem, called superseding nearest neighbor search, on uncertain spatial databases, where each object is described by a multidimensional probability den...
TKDE
2008
13 years 4 months ago
2008
The importance of query processing over uncertain data has recently arisen due to its wide usage in many real-world applications. In the context of uncertain databases, previous wo...
PVLDB
2008
13 years 4 months ago
2008
Uncertainty pervades many domains in our lives. Current real-life applications, e.g., location tracking using GPS devices or cell phones, multimedia feature extraction, and sensor...
SSD
2005
Springer
13 years 10 months ago
2005
Springer
We study the problem of answering spatial queries in databases where objects exist with some uncertainty and they are associated with an existential probability. The goal of a thre...
VLDB
2004
ACM
13 years 10 months ago
2004
ACM
A frequent type of query in spatial networks (e.g., road networks) is to find the K nearest neighbors (KNN) of a given query object. With these networks, the distances between ob...