396 search results - page 53 / 80 » Lossy Reduction for Very High Dimensional Data |
CSDA
2008
14 years 12 months ago
2008
The computation of the Tukey depth, also called halfspace depth, is very demanding, even in low dimensional spaces, because it requires that all possible one-dimensional projectio...
CSB
2005
IEEE
15 years 5 months ago
2005
IEEE
Similarity search leveraging distance-based index structures is increasingly being used for both multimedia and biological database applications. We consider distance-based indexi...
FGR
2006
IEEE
15 years 5 months ago
2006
IEEE
We propose an Isometric Self-Organizing Map (ISOSOM) method for nonlinear dimensionality reduction, which integrates a Self-Organizing Map model and an ISOMAP dimension reduction ...
VISUALIZATION
2002
IEEE
15 years 4 months ago
2002
IEEE
We present a method for interactive rendering of large outdoor scenes. Complex polygonal plant models and whole plant populations are represented by relatively small sets of point...
ICML
2004
IEEE
16 years 18 days ago
2004
IEEE
Many clustering algorithms fail when dealing with high dimensional data. Principal component analysis (PCA) is a popular dimensionality reduction algorithm. However, it assumes a ...