382 search results - page 26 / 77 » Gradient estimation in global optimization algorithms |
EMMCVPR
1999
Springer
14 years 2 days ago
1999
Springer
Abstract. We propose a vector representation approach to contour estimation from noisy data. Images are modeled as random elds composed of a set of homogeneous regions contours (bo...
ICDAR
2005
IEEE
14 years 1 months ago
2005
IEEE
This paper presents two fast and robust algorithms for word skew and slant corrections based on Radon transform. For the skew correction, we maximize a global measure which is deï...
ICIP
2007
IEEE
14 years 9 months ago
2007
IEEE
Film Tear is a form of degradation in archived film and is the physical ripping of the film material. Tear causes displacement of a region of the degraded frame and the loss of im...
CEC
2008
IEEE
14 years 2 months ago
2008
IEEE
— This paper presents Natural Evolution Strategies (NES), a novel algorithm for performing real-valued ‘black box’ function optimization: optimizing an unknown objective func...
BMCBI
2005
13 years 7 months ago
2005
Background: Generalized hidden Markov models (GHMMs) appear to be approaching acceptance as a de facto standard for state-of-the-art ab initio gene finding, as evidenced by the re...