Nothing
EBlassoNEG.Binomial <-function(BASIS,Target,a_gamma,b_gamma,verbose = 0){
N = nrow(BASIS);
K = ncol(BASIS);
Epis = FALSE;
if (verbose>0) cat("Empirical Bayes Lasso Logistic Model(Normal + Exponential + Gamma prior)\n");
if(!Epis) {
N_effect = K;
Beta = rep(0,N_effect *4);
output<-.C("fEBBinaryMainEff",
BASIS = as.double(BASIS),
Target = as.double(Target),
a_gamma = as.double(a_gamma),
b_gamma = as.double(b_gamma),
logLikelihood = as.double(0),
Beta = as.double(Beta),
WaldScore = as.double(0),
Intercept = as.double(rep(0,2)),
N = as.integer(N),
K = as.integer(K),
verbose = as.integer(verbose),
PACKAGE="EBglmnet");
}
result = matrix(output$Beta,N_effect,4);
ToKeep = which(result[,3]!=0);
if(length(ToKeep)==0) { Blup = matrix(0,1,4)
}else
{
nEff = length(ToKeep);
Blup = result[ToKeep,,drop=FALSE];
}
#t- test:
t = abs(Blup[,3])/(sqrt(Blup[,4])+ 1e-20);
pvalue = 2*(1- pt(t,df=(N-1)));
blup = cbind(Blup[,2:4,drop = FALSE],t,pvalue); #M x 6
colnames(blup) = c("predictor","beta","posterior variance","t-value","p-value");
hyperparameters = c(a_gamma, b_gamma);
names(hyperparameters) = c("a", "b");
fEBresult <- list(blup,output$logLikelihood,output$WaldScore,output$Intercept[1],hyperparameters);
rm(list= "output")
names(fEBresult) <-c("fit","logLikelihood","WaldScore","Intercept","hyperparameters")
return(fEBresult)
}
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