allele.freq             Frequencies of SNPs.
build.cor.phe           Build correlated phenotypes
build.sd.matrix         build a matrix with standard deviation
calc.gene.var           Genetic Variance
calc.herit              Calculate heritability
check.snp.par           Check the number of the SNPs involved in
                        epistasis and main effects
count.allele            Count allele frequencies
epistasis.pars          Parameter settings of epistatic effects.
gene.coefficients       Coefficients of genetic effects.
gene.effect             Get genetic effect
genepars                Parameter settings for simulation.
genetic.scale           Genetic scales of epistatic model
get.freq                Calculate the gene(allele) frequency
get.gene.coef           Get the coefficients of genetic effect
get.noise.var           Suggestion noise
list2frame              Convert list to data.frame
maineff.pars            Parameter settings of main effects (additive
                        effect and dominance).
pars.writer             Write current parameters to file
phe.writer              Write phenotypes
read.geno               Read genotype data based on the file format
read.simu.pars          Read parameters
regextract              Extract (sub)strings matching regex pattern
sim.phe                 Simulation for phenotypes (SimPhe main process)
specify.pars            Get the parameters of main/epistatic effects
                        per phenotype
