647 search results - page 43 / 130 » A Geometric Functional for Derivatives Approximation |
DPHOTO
2010
15 years 2 months ago
2010
Conventional point spread function (PSF) measurement methods often use parametric models for the estimation of the PSF. This limits the shape of the PSF to a specific form provide...
108
Voted
ICC
2009
IEEE
15 years 7 months ago
2009
IEEE
— Spectrum sensing, which monitors the spectrum activity, is studied for cognitive radio systems using multiple frequency bands with non-negligible band switching time (blind per...
122
Voted
BIOINFORMATICS
2007
15 years 26 days ago
2007
Motivation: Protein–protein complexes are known to play key roles in many cellular processes. However, they are often not accessible to experimental study because of their low s...
SIAMSC
2008
15 years 20 days ago
2008
Abstract. We present a new derivative-free algorithm, ORBIT, for unconstrained local optimization of computationally expensive functions. A trust-region framework using interpolati...
SMA
2003
ACM
15 years 6 months ago
2003
ACM
We present a method to estimate the in/out function of a closed surface represented by an unorganized set of data points. From the in/out function, we compute an approximation of ...