228 search results - page 2 / 46 » Efficiently Mining Regional Outliers in Spatial Data |
KDD
2005
ACM
13 years 11 months ago
2005
ACM
Outlier detection has recently become an important problem in many industrial and financial applications. In this paper, a novel feature bagging approach for detecting outliers in...
CVPR
2004
IEEE
14 years 7 months ago
2004
IEEE
We describe a method for obtaining the principal objects, characters and scenes in a video by measuring the reoccurrence of spatial configurations of viewpoint invariant features....
VLDB
1998
ACM
13 years 10 months ago
1998
ACM
Many applications require the management of spatial data. Clustering large spatial databases is an important problem which tries to find the densely populated regions in the featu...
DASFAA
2006
IEEE
13 years 12 months ago
2006
IEEE
Outlier analysis is an important task in data mining and has attracted much attention in both research and applications. Previous work on outlier detection involves different type...
SIGMOD
2000
ACM
13 years 9 months ago
2000
ACM
In this paper, we propose a novel formulation for distance-based outliers that is based on the distance of a point from its kth nearest neighbor. We rank each point on the basis o...