25 search results - page 1 / 5 » Fast mining of spatial collocations |
KDD
2004
ACM
13 years 10 months ago
2004
ACM
Spatial collocation patterns associate the co-existence of nonspatial features in a spatial neighborhood. An example of such a pattern can associate contaminated water reservoirs ...
CVPR
2007
IEEE
14 years 7 months ago
2007
IEEE
A visual word lexicon can be constructed by clustering primitive visual features, and a visual object can be described by a set of visual words. Such a "bag-of-words" re...
ICDM
2007
IEEE
13 years 11 months ago
2007
IEEE
Most algorithms for mining interesting spatial colocations integrate the co-location / clique generation task with the interesting pattern mining task, and are usually based on th...
KDD
2009
ACM
14 years 5 months ago
2009
ACM
Given a spatial data set placed on an n ? n grid, our goal is to find the rectangular regions within which subsets of the data set exhibit anomalous behavior. We develop algorithm...
ICDM
2003
IEEE
13 years 10 months ago
2003
IEEE
PixelMaps are a new pixel-oriented visual data mining technique for large spatial datasets. They combine kerneldensity-based clustering with pixel-oriented displays to emphasize c...