728 search results - page 2 / 146 » Mining for Empty Rectangles in Large Data Sets |
KDD
2009
ACM
14 years 8 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...
JGTOOLS
2008
13 years 7 months ago
2008
Interactive volume rendering methods such as texture-based slicing techniques and ray-casting have been well developed in recent years. The rendering performance is generally restr...
ICDM
2003
IEEE
14 years 28 days 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...
DMKD
1997
ACM
13 years 11 months ago
1997
ACM
Partitioning a large set of objects into homogeneous clusters is a fundamental operation in data mining. The k-means algorithm is best suited for implementing this operation becau...
SIGKDD
2000
13 years 7 months ago
2000
Advances in data collection and storage have allowed organizations to create massive, complex and heterogeneous databases, which have stymied traditional methods of data analysis....