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ICML
2009
IEEE
16 years 2 months ago
ABC-boost: adaptive base class boost for multi-class classification
We propose abc-boost (adaptive base class boost) for multi-class classification and present abc-mart, an implementation of abcboost, based on the multinomial logit model. The key ...
Ping Li
97
Voted
CSC
2006
15 years 3 months ago
Symmetric Positive Definite Based Preconditioners For Discrete Convection-diffusion Problems
Abstract -- We experimentally examine the performance of preconditioners based on entries of the symmetric positive definite part and small subspace solvers for linear system of eq...
Mohammad Sameer Sunhaloo, Muddun Bhuruth
INFORMATICALT
2006
150views more  INFORMATICALT 2006»
15 years 1 months ago
A Multiresolution Approach Based on MRF and Bak-Sneppen Models for Image Segmentation
The two major Markov Random Fields (MRF) based algorithms for image segmentation are the Simulated Annealing (SA) and Iterated Conditional Modes (ICM). In practice, compared to the...
Kamal E. Melkemi, Mohamed Batouche, Sebti Foufou
MIRAGE
2009
Springer
15 years 8 months ago
Interpreting Face Images by Fitting a Fast Illumination-Based 3D Active Appearance Model
Abstract. We present a fast and robust iterative method for interpreting face images under non-uniform lighting conditions by using a fitting algorithm which utilizes an illuminat...
Salvador E. Ayala-Raggi, Leopoldo Altamirano Roble...
UML
2005
Springer
15 years 7 months ago
Transformation-Based Structure Model Evolution
This paper summarizes an approach to support evolution of software models by means of a transformation catalogue. These transformations treat UML class diagram models, OCL constrai...
Fabian Büttner