830 search results - page 122 / 166 » Approximation power of directionlets |
CVPR
2010
IEEE
14 years 3 days ago
2010
IEEE
In a sparse-representation-based face recognition scheme, the desired dictionary should have good representational power (i.e., being able to span the subspace of all faces) while...
JGTOOLS
2008
13 years 8 months ago
2008
A sensor located inside a digital camera is only able to measure the light which is reflected by an object. The reflected light varies with the spectral power distribution of the ...
BMCBI
2002
13 years 8 months ago
2002
Background: DNA microarray technology is a powerful technique that was recently developed in order to analyze thousands of genes in a short time. Presently, microarrays, or chips,...
CGF
2002
13 years 8 months ago
2002
With the advent of sketch-based methods for shape construction, there's a new degree of power available in the rapid creation of approximate shapes. Sketch [Zeleznik, 1996] s...
CVPR
2009
IEEE
15 years 3 months ago
2009
IEEE
We describe an algorithm for similar-image search which
is designed to be efficient for extremely large collections of
images. For each query, a small response set is selected by...