نتایج جستجو برای: eberhart
تعداد نتایج: 221 فیلتر نتایج به سال:
It is so important to apply suitable methods to have a reliable estimation of the spatial distribution of trees. This research was aimed to determine and evaluate the spatial pattern of five species by distance- and density-based indices (Quercus brantii, Acer moncepesulanum, Crataegus aronia, Pistacia atlantica & Amygdalus lycioides) in the Kalkhani Forest in Koudasht Lorestan province, Iran. ...
Financial forecasting is an estimation of future financial outcomes for a company, industry, country using historical internal accounting and sales data. We may predict the future outcome of BSE_SENSEX practically by some soft computing techniques and can also optimized using PSO (Particle Swarm Optimization), EA (Evolutionary Algorithm) or DEA (Differential Evolutionary Algorithm) etc. PSO is ...
Evolutionary Computation (EC) is a research area of metaheuristics mainly applied to real-world optimization problems. EC is inspired by biological mechanisms such as reproduction, mutation, recombination, natural selection and collective animal behavior. Two branches of EC can be highlighted: Evolutionary Algorithms (EA) comprising Genetic Algorithms (Goldberg, 1989), Genetic Programming (Koza...
this study was conducted to determine grain yield stability of rainfed promising barley genotypes across six rainfed research stations (maragheh, sararood, uromieh, qamloo, zanjan and ardabil) under cold and semi-cold conditions during three cropping seasons (2006-2009) in iran. the studied genotypes were 10 promising barley lines along with two checks (one local and one newly released variety,...
to study the stability and adaptability of grain yield and genotype × environment interaction, 19 promising triticale lines/varieties were evaluated in moghan, mashhad and zabol experimental stations during 2001 to 2003 cropping seasons. the experimental design in all the locations and years was completely randomized block design with three replications. combined analysis of variance c...
Rice is the principal agricaltural crop in most Asian contries,often accounting for more than half of total cropped area. In recent years,rice production in Iran has been increased from 2.4 million ton in 2000 to 3.1 million ton in 2003. This increase in rice production is highly attributed to the wide-scale adoption of improved rice cultivars. Kadous (IR64669-152-2-3) is a new high yielding ri...
Particle swarm optimization (PSO) (Kennedy & Eberhart, 1995) and differential evolution (DE) (Storn & Price, 1995) are two stochastic, population-based optimization methods, which have been applied successfully to a wide range of problems as summarized in Engelbrecht (2005) and Price et al. (2005). A number of variations of both PSO and DE have been developed in the past decade to improve the p...
Despite increases in our understanding of intestinal tumour biology, (FAP, an inherited predisposition to colorectal tumour formation due colorectal cancer remains a leading cause of cancer-related death worldwide. Most colorectal cancers develop from benign adenomas, presenting an opportunity for early detection and intervention prior to the onset of malignancy. For patients with early-stage t...
Particle swarm optimization (PSO) is a computational intelligence technique widely used to solve optimization problems. It was inspired on the social behavior of flocks of birds. In the PSO algorithm, the search space is bounded and each possible positionwithin the search space represents a solution for the optimization problem. During the algorithm execution, the particles adjust their velocit...
In general nonlinear programming problems to find a solution which minimizes an objective function under given constraints, one whose objective function and constraint region are convex is called a convex programming problem. For such convex programming problems, there have been proposed many efficient solution method as the successive quadratic programming method and the general gradient metho...
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