Presentations and documents tagged “efficiency-enhancement”
-
Using Previous Models to Bias Structural Learni...
from pelikan, posted 2 years ago in Technology. 880 views
Estimation of distribution algorithms (EDAs) are stochastic optimization techniques that explore the space of potential solutions by building and sampling explicit probabilistic models of promising candidate solutions. While the primary goa...
-
Fitness inheritance in the Bayesian optimizatio...
from pelikan, posted 3 years ago in Finance. 1051 views
This paper describes how fitness inheritance can be used to estimate fitness for a proportion of newly sampled candidate solutions in the Bayesian optimization algorithm (BOA). The goal of estimating fitness for some candidate solutions is ...
-
The Bayesian Optimization Algorithm with Substr...
from pelikan, posted 3 years ago in Finance. 1643 views
This work studies the utility of using substructural neighborhoods for local search in the Bayesian optimization algorithm (BOA). The probabilistic model of BOA, which automatically identifies important problem substructures, is used to def...
-
Genetic Algorithms and Genetic Programming for ...
from kknsastry, posted 3 years ago in Business & Mgmt. 1936 views
Effective and efficient multiscale modeling is essential to advance both the science and synthesis in a wide array of fields such as physics, chemistry, materials science, biology, biotechnology and pharmacology. This study investigates the...
-
Order Or Not: Does Parallelization of Model Bui...
from pelikan, posted 3 years ago in Technology. 803 views
It has been shown that model building in the hierarchical Bayesian optimization algorithm (hBOA) can be efficiently parallelized by randomly generating an ancestral ordering of the nodes of the network prior to learning the network structur...
-
Towards billion bit optimization via parallel e...
from kknsastry, posted 3 years ago in Business & Mgmt. 1771 views
This paper presents a highly efficient, fully parallelized implementation of the compact genetic algorithm to solve very large scale problems with millions to billions of variables. The paper presents principled results demonstrating the sc...
-
Reflections of a Keen Modeler
from deg511, posted 3 years ago in Technology. 1290 views
OBUPM-2007 presentation by David E. Goldberg
-
Silicon Cluster Optimization Using Extended Com...
from kknsastry, posted 3 years ago in Finance. 2282 views
This paper presents an efficient cluster optimization algorithm. The proposed algorithm uses extended compact genetic algorithm (ECGA), one of the competent genetic algorithms (GAs) coupled with Nelder-Mead simplex local search. The lowest ...
-
Efficient Cluster Optimization Using A Hybrid E...
from kknsastry, posted 3 years ago in Finance. 2504 views
A recent study Sastry and Xiao (2001) proposed a highly reliable cluster optimization algorithm which employed extended compact genetic algorithm (ECGA) along with Nelder-Mead simplex search. This study utilizes an efficiency enhancement te...
-
Efficiency Enhancement of Genetic Algorithms Vi...
from kknsastry, posted 3 years ago in Finance. 1076 views
This paper studies fitness inheritance as an efficiency enhancement technique for a class of competent genetic algorithms called estimation distribution algorithms. Probabilistic models of important sub-solutions are developed to estimate t...
-
Efficiency Enhancement of Probabilistic Model B...
from kknsastry, posted 3 years ago in Finance. 1552 views
This paper presents two different efficiency-enhancement techniques for probabilistic model building genetic algorithms. The first technique proposes the use of a mutation operator which performs local search in the sub-solution neighborh...
-
Sporadic Model Building for Efficiency Enhancem...
from kknsastry, posted 3 years ago in Finance. 1098 views
This paper describes and analyzes sporadic model building, which can be used to enhance the efficiency of the hierarchical Bayesian optimization algorithm (hBOA) and other estimation of distribution algorithms (EDAs). With sporadic model bu...
-
Evaluation Relaxation Using Substructural Infor...
from kknsastry, posted 3 years ago in Finance. 1128 views
The paper presents an evaluation-relaxation scheme where a fitness surrogate automatically adapts to the problem structure and the partial contributions of subsolutions to the fitness of an individual are estimated efficiently and accuratel...
-
Efficiency Enhancement of Estimation of Distrib...
from kknsastry, posted 3 years ago in Technology. 1049 views
