Last data update: 2014.03.03

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Results 1 - 4 of 4 found.
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mcga : Machine Coded Genetic Algorithms for Real-Valued Optimization Problems

Package: mcga
Type: Package
Title: Machine Coded Genetic Algorithms for Real-Valued Optimization
Problems
Version: 3.0.1
Date: 2016-05-12
Author: Mehmet Hakan Satman
Maintainer: Mehmet Hakan Satman <mhsatman@istanbul.edu.tr>
Description: Machine coded genetic algorithm (MCGA) is a fast tool for
real-valued optimization problems. It uses the byte
representation of variables rather than real-values. It
performs the classical crossover operations (uniform) on these
byte representations. Mutation operator is also similar to
classical mutation operator, which is to say, it changes a
randomly selected byte value of a chromosome by +1 or -1 with
probability 1/2. In MCGAs there is no need for
encoding-decoding process and the classical operators are
directly applicable on real-values. It is fast and can handle a
wide range of a search space with high precision. Using a
256-unary alphabet is the main disadvantage of this algorithm
but a moderate size population is convenient for many problems.
Package also includes multi_mcga function for multi objective
optimization problems. This function sorts the chromosomes
using their ranks calculated from the non-dominated sorting
algorithm.
License: GPL (>= 2)
Depends: GA
Imports: Rcpp (>= 0.11.4)
LinkingTo: Rcpp
NeedsCompilation: yes
LazyLoad: yes
Repository: CRAN
Date/Publication: 2016-05-12 16:24:50
Packaged: 2016-05-12 13:28:39 UTC; hako
RoxygenNote: 5.0.1

● Data Source: CranContrib
● Cran Task View: Optimization
● 0 images, 36 functions, 0 datasets
● Reverse Depends: 0

GAabbreviate : Abbreviating Items Measures using Genetic Algorithms

Package: GAabbreviate
Type: Package
Version: 1.3
Date: 2016-06-22
Title: Abbreviating Items Measures using Genetic Algorithms
Description: Scale abbreviation using Genetic Algorithms that maximally capture the variance in the original data.
Authors@R: c(person("Luca", "Scrucca", role = c("aut"),
email = "luca.scrucca@unipg.it"),
person("Baljinder K.", "Sahdra", role = c("aut", "cre"),
email = "baljinder.sahdra@acu.edu.au"))
Depends: R (>= 3.0), GA (>= 3.0), psych (>= 1.4.3)
Imports: stats, graphics, grDevices, utils
License: GPL (>= 2)
ByteCompile: true
LazyLoad: yes
NeedsCompilation: no
Packaged: 2016-06-22 11:17:49 UTC; luca
Author: Luca Scrucca [aut],
Baljinder K. Sahdra [aut, cre]
Maintainer: Baljinder K. Sahdra <baljinder.sahdra@acu.edu.au>
Repository: CRAN
Date/Publication: 2016-06-23 00:41:26

● Data Source: CranContrib
1 images, 2 functions, 0 datasets
● Reverse Depends: 0

Rothermel : Rothermel fire spread model for R

Package: Rothermel
Type: Package
Title: Rothermel fire spread model for R
Version: 1.2
Date: 2014-11-09
Author: Giorgio Vacchiano, Davide Ascoli
Maintainer: Giorgio Vacchiano <giorgio.vacchiano@unito.it>
Description: R build of Rothermel's (1972) model for surface fire rate of spread with some additional utilities (uncertainty propagation, standard fuel model selection, fuel model optimization by genetic algorithm) and sample datasets.
License: GPL-2
Depends: R (>= 3.0.0), GA, ftsa
Packaged: 2014-11-09 23:17:12 UTC; Giorgio
NeedsCompilation: no
Repository: CRAN
Date/Publication: 2014-11-10 10:01:43

● Data Source: CranContrib
5 images, 5 functions, 3 datasets
● Reverse Depends: 0

SPIGA : Compute SPI Index using the Methods Genetic Algorithm and Maximum Likelihood

Package: SPIGA
Type: Package
Title: Compute SPI Index using the Methods Genetic Algorithm and
Maximum Likelihood
Version: 1.0.0
Date: 2016-06-09
Authors@R: c(person('Iván', 'Ayala-Bizarro', role=c('aut','cre'),
email='ivan.ayala@unh.edu.pe'),
person('Jessica','Zúñiga-Mendoza', role='aut',
email='zumeje@gmail.com'))
Maintainer: Iván Ayala-Bizarro <ivan.ayala@unh.edu.pe>
NeedsCompilation: no
Description: Calculate the Standardized Precipitation Index (SPI) for monitoring drought, using Artificial Intelligence techniques (SPIGA) and traditional numerical technique Maximum Likelihood (SPIML). For more information see: http://drought.unl.edu/monitoringtools/downloadablespiprogram.aspx.
Depends: GA
License: GPL-2
LazyData: TRUE
Encoding: UTF-8
Repository: CRAN
Packaged: 2016-06-16 15:28:31 UTC; abia
Author: Iván Ayala-Bizarro [aut, cre],
Jessica Zúñiga-Mendoza [aut]
Date/Publication: 2016-06-16 18:26:21

● Data Source: CranContrib
● 0 images, 4 functions, 0 datasets
● Reverse Depends: 0