R/copgHsAT.r

Defines functions copgHsAT

Documented in copgHsAT

copgHsAT <- function(p1, p2, teta, BivD, Ln = FALSE, par2 = NULL,
                     min.dn, min.pr, max.pr){



c.copula.be2 <- c.copula2.be1be2 <- 1

########################################################################################
# Rotations
########################################################################################

if(BivD %in% c("C90","J90","G90","GAL90") ) {
p1 <- 1 - p1 
teta <- -teta
}  

if(BivD %in% c("C180","J180","G180","GAL180") ) {
p1 <- 1 - p1
p2 <- 1 - p2
}  

if(BivD %in% c("C270","J270","G270","GAL270") ) {
p2 <- 1 - p2 
teta <- -teta 
}   
   
########################################################################################   
########################################################################################




if(Ln == FALSE){





if(BivD == "PL"){
                    
c.copula.be2 <- (teta - (0.5 * ((2 * ((p1 + p2) * (teta - 1) + 1) - 4 * (p1 * 
    teta)) * (teta - 1)/sqrt(((p1 + p2) * (teta - 1) + 1)^2 - 
    4 * (p1 * p2 * teta * (teta - 1)))) + 1))/(2 * (teta - 1)) 

}





if(BivD == "HO"){
                    
c.copula.be2 <- (-log(p2))^(1/teta - 1) * ((-log(p1))^(1/teta) + (-log(p2))^(1/teta))^(teta - 
    1) * exp(-((-log(p1))^(1/teta) + (-log(p2))^(1/teta))^teta)/p2 

}








if(BivD == "AMH"){
                    
c.copula.be2 <- p1 * (1 - p2 * teta * (1 - p1)/(1 - teta * (1 - p1) * (1 - p2)))/(1 - 
                  teta * (1 - p1) * (1 - p2))

}

if(BivD == "FGM"){
                    
c.copula.be2 <- p1 * (1 + teta * (1 - 2 * p2) * (1 - p1))
}




if(BivD == "N"){
                    
c.copula.be2 <- pnorm( (qnorm(p1) - teta*qnorm(p2))/sqrt(1 - teta^2)   )  

}

if(BivD == "T"){
                    
c.copula.be2 <- BiCopHfunc2(p1, p2, family = 2, par = teta, par2 = par2) 


}


if(BivD == "F"){

c.copula.be2 <- (exp(teta)* (-1 + exp(p1* teta)))/(-exp((p1 + p2)* teta) + 
                     exp(teta)* (-1 + exp(p2* teta) + exp(p1* teta)))
    
}


if(BivD %in% c("C0","C90","C180","C270") ){

c.copula.be2 <- (p1^(-teta) + p2^(-teta) - 1)^((-1/teta) - 1) * ((-1/teta) * (p2^((-teta) - 1) * (-teta)))

}



if(BivD %in% c("GAL0","GAL90","GAL180","GAL270") ){

c.copula.be2 <- p1*(1-1/((-log(p2))^(1+teta)*(1/(-log(p1))^teta+
1/(-log(p2))^teta)^(1+1/teta)))*exp((1/(-log(p1))^teta+
1/(-log(p2))^teta)^-(1/teta))




}




if(BivD %in% c("G0","G90","G180","G270") ){

c.copula.be2 <- (exp(-((-log(p2))^teta + (-log(p1))^teta)^((1/teta)))* (-log(p2))^(-1 + 
  teta)* ((-log(p2))^teta + (-log(p1))^teta)^(-1 + 1/teta))/p2

}


if(BivD %in% c("J0","J90","J180","J270") ){

  c.copula.be2 <- ((1 - p1)^teta + (1 - p2)^teta - (1 - p1)^teta * (1 - p2)^teta)^((1/teta) - 
    1) * ((1/teta) * ((1 - p2)^(teta - 1) * teta - (1 - p1)^teta * 
    ((1 - p2)^(teta - 1) * teta)))

}



if(BivD %in% c("C90","J90","G90","GAL90") )     c.copula.be2  <- 1 - c.copula.be2
if(BivD %in% c("C180","J180","G180","GAL180") ) c.copula.be2  <- 1 - c.copula.be2


c.copula.be2 <- mm(c.copula.be2, min.pr = min.pr, max.pr = max.pr)



}







if(Ln == TRUE){





if(BivD == "HO"){
                    
c.copula2.be1be2 <- ((-log(p1))^(1/teta - 1) * (-log(p2))^(1/teta - 1) * ((-log(p1))^(1/teta) + 
    (-log(p2))^(1/teta))^(2 * (teta - 1)) - (-log(p1))^(1/teta - 
    1) * (-log(p2))^(1/teta - 1) * ((-log(p1))^(1/teta) + (-log(p2))^(1/teta))^(teta - 
    2) * (teta - 1)/teta) * exp(-((-log(p1))^(1/teta) + (-log(p2))^(1/teta))^teta)/(p1 * 
    p2) 

}





if(BivD == "PL"){
                    
c.copula2.be1be2 <- -(((2 * (teta - 1) - 4 * teta)/sqrt(((p1 + p2) * (teta - 1) + 
    1)^2 - 4 * (p1 * p2 * teta * (teta - 1))) - 0.5 * ((2 * ((p1 + 
    p2) * (teta - 1) + 1) - 4 * (p1 * teta)) * (2 * ((p1 + p2) * 
    (teta - 1) + 1) - 4 * (p2 * teta)) * (teta - 1)/(((p1 + p2) * 
    (teta - 1) + 1)^2 - 4 * (p1 * p2 * teta * (teta - 1)))^1.5))/4) 

}









if(BivD == "AMH"){
                    
c.copula2.be1be2 <- (1 - teta * (p1 * (1 - p2 * (2 + 2 * (teta * (1 - p1) * (1 - 
    p2)/(1 - teta * (1 - p1) * (1 - p2))))) + p2 * (1 - p1))/(1 - 
    teta * (1 - p1) * (1 - p2)))/(1 - teta * (1 - p1) * (1 - 
    p2))


}

if(BivD == "FGM"){
                    
c.copula2.be1be2 <- 1 + teta * (1 - 2 * p1) * (1 - 2 * p2)

}






if(BivD == "N"){
                    
c.copula2.be1be2 <- 1/sqrt(1 - teta^2)*exp(  - (teta^2*( qnorm(p1)^2 +  qnorm(p2)^2 ) - 2*teta*qnorm(p1)*qnorm(p2) ) / (2*(1 - teta^2)) ) 

}



if(BivD == "T"){
                    
c.copula2.be1be2 <- BiCopPDF(p1, p2, family = 2, teta, par2) 

}




if(BivD == "F"){

c.copula2.be1be2 <- (exp((1 + p1 + p2)* teta)* (-1 + exp(teta))* teta)/(exp((p1 + p2)* teta) - 
  exp(teta)* (-1 + exp(p1* teta) + exp(p2* teta)))^2
    
}


if(BivD %in% c("C0","C90","C180","C270") ){

c.copula2.be1be2 <- p1^(-1 - teta)* p2^(-1 - teta)* (-1 + p1^-teta + p2^-teta)^(-2 - 1/
  teta) *(1 + teta)
  
}


if(BivD %in% c("GAL0","GAL90","GAL180","GAL270") ){

c.copula2.be1be2 <- (1+teta*(-log(p2))^(1+teta)*(1+1/teta)*
(1/(-log(p1))^teta+1/(-log(p2))^teta)^(1/teta)/((-log(p1))^(1+
teta)*((-log(p2))^(1+teta)*(1/(-log(p1))^teta+1/(-log(p2))^teta)^(1+
1/teta))^2)-((1-1/((-log(p2))^(1+teta)*(1/(-log(p1))^teta+
1/(-log(p2))^teta)^(1+1/teta)))/((-log(p1))^(1+teta)*
(1/(-log(p1))^teta+1/(-log(p2))^teta)^(1+1/teta))+1/((-log(p2))^(1+
teta)*(1/(-log(p1))^teta+1/(-log(p2))^teta)^(1+1/teta))))*
exp((1/(-log(p1))^teta+1/(-log(p2))^teta)^-(1/teta))


  
}



if(BivD %in% c("G0","G90","G180","G270") ){

c.copula2.be1be2 <- (exp(-((-log(p1))^teta + (-log(p2))^teta)^((1/teta)))* (-log(p1))^(-1 + 
  teta) *(-1 + teta + ((-log(p1))^teta + (-log(p2))^teta)^(1/
   teta))* ((-log(p1))^teta + (-log(p2))^teta)^(-2 + 1/
  teta)* (-log(p2))^(-1 + teta))/(p1 *p2)

}


if(BivD %in% c("J0","J90","J180","J270") ){

c.copula2.be1be2 <- (1 - p1)^(-1 + 
  teta)* ((1 - p1)^teta - (-1 + (1 - p1)^teta)* (1 - p2)^teta)^(-2 + 1/
  teta) *(1 - p2)^(-1 + 
  teta)* (-(-1 + (1 - p1)^teta)* (-1 + (1 - p2)^teta) + teta)

}






#if(BivD %in% c("C270","J270","G270") ) {
#c.copula2.be1be2 <- c.copula2.be1be2
# rotations
#} 



c.copula2.be1be2 <- ifelse(c.copula2.be1be2 < min.dn, min.dn, c.copula2.be1be2)



  
}






list(c.copula.be2 = ifef(c.copula.be2), c.copula2.be1be2 = ifef(c.copula2.be1be2))     


}




     

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GJRM documentation built on July 9, 2023, 7:15 p.m.