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mpKPlus1STATIS.core <- function(data, plus1data, num.obs, column.design, num.groups, optimization.option = 'STATIS')
{
# Scalar Product Matrices (S)
scalarProductMatrices = array(0,dim=c(num.obs,num.obs,num.groups))
from = 1
for(i in 1:num.groups)
{ from = sum(column.design[i-1,])+from
to = from + sum(column.design[i,])-1
scalarProductMatrices[,,i] = data[,from:to] %*% t(data[,from:to])
}
#################################
## Finding alpha *
################################
#scalar product matrices star
scalarProductMatrices.star = array(0,dim=c(dim(plus1data)[2],dim(plus1data)[2],num.groups))
for(i in 1:num.groups)
{ scalarProductMatrices.star[,,i] <- t(plus1data) %*% scalarProductMatrices[,,i] %*% plus1data
}
CubeSP2.star <- array(scalarProductMatrices.star,dim=c(num.obs*num.obs,num.groups))
# C Matrix star
CMatrix.star = t(CubeSP2.star) %*% CubeSP2.star
# RV Matrix
Norm = sqrt(apply(CubeSP2.star^2,2,sum))
rvMatrix.star = CMatrix.star/(t(t(Norm)) %*% Norm)
# eigen decomposition star
C.decomp = corePCA(CMatrix.star)
decomp.C.star = C.decomp$pdq
# contribution star
ci.star = C.decomp$ci
if(is.null(rownames(column.design)))
{ rownames(ci.star) <- paste("Table", 1:dim(column.design)[1], sep = "")
table.names <- rownames(ci.star)
}
else
{ rownames(ci.star) <- rownames(column.design)
table.names <- rownames(ci.star)
}
# contribution
cj.star = C.decomp$cj
rownames(cj.star) <- rownames(ci.star)
# eigen vectors star
P.star = decomp.C.star$p
rownames(P.star) <- rownames(ci.star)
# eigen values star
D.star= (decomp.C.star$Dv)
# factor scores star
G.star = decomp.C.star$p %*% diag(sqrt(D.star))
rownames(G.star) <- rownames(P.star)
# percent of variance explained
tau.star <- D.star/sum(D.star) * 100
# Alpha Weights
if (optimization.option == "None")
{ alphaWeights.star = matrix(1/num.groups,1,num.groups)
}
if (optimization.option == "Multitable")
{ alphaWeights.star = matrix(1,1,num.groups)
}
if(optimization.option == 'RV_Matrix')
{ alphaWeights.star = (corePCA(rvMatrix.star)$pdq$p)[,1]/sum((corePCA(rvMatrix.star)$pdq$p)[,1])
}
if(optimization.option == "STATIS")
{ alphaWeights.star = P.star[,1] / sum(P.star[,1])
}
if(optimization.option == 'STATIS_Power1')
{ alphaWeights.star = (CMatrix.star %*% matrix(1,num.groups,1)) / sum(CMatrix.star %*% matrix(1,num.groups,1))
}
##########################################
#Compromise
##########################################
#compromise (S+)
compromiseMatrix = apply(apply(scalarProductMatrices,c(1,2),'*',t(alphaWeights.star)),c(2,3),sum)
#analyze the compromise
PCA.compromise <- corePCA(compromiseMatrix)
compromise.PCA <- PCA.compromise$pdq
#contribution
compromise.ci <- PCA.compromise$ci
rownames(compromise.ci) = rownames(data)
compromise.cj <- PCA.compromise$cj
rownames(compromise.cj) = rownames(data)
#eigen vectors
compromise.P = compromise.PCA$p
rownames(compromise.P) = rownames(data)
# eigen values
compromise.dd = compromise.PCA$Dv
# factor scores
compromise.G = compromise.PCA$p %*% diag(sqrt(compromise.PCA$Dv))
rownames(compromise.G)=rownames(data)
# % of variance explained
compromise.tau <- compromise.PCA$Dv/sum(compromise.PCA$Dv) * 100
##########################################
# Tables: Generalized PCA of data
##########################################
# column names
table.colnames <- colnames(table)
# alpha weights
table.alphaWeights <- alphaWeights.star
# weights and masses
M = rep(1/(dim(data)[1]),dim(data)[1])
w = c()
for(i in 1:length(rowSums(column.design)))
{ w = c(w, rep(alphaWeights.star[i],rowSums(column.design)[i]))
}
#general PDQ
pdq.general = corePCA(data,M=M,W=w)
general.pdq = pdq.general$pdq
# contribution
table.ci = pdq.general$ci
# contribution
table.cj = pdq.general$cj
# Eigen vectors of the tables
gpdq.vectors = general.pdq$p
# Eigen values of the tables
gpdq.eigenvalues = (general.pdq$Dd)^2
# Inertia
gpdq.inertia = ((general.pdq$Dv) / sum(general.pdq$Dv))*100
# Loadings of the tables
gpdq.loadings = general.pdq$q
rownames(gpdq.loadings) = colnames(data)
# Factor scores of the tables
gpdq.factorscores = general.pdq$p %*% (general.pdq$Dd)
rownames(gpdq.factorscores)=rownames(data)
# Partial Factor Scores
gpdq.partial = array(0,dim=c(dim(data)[1],dim(gpdq.loadings)[2],num.groups))
to_partial = 0
from_partial = 1
for(i in 1:dim(column.design)[1])
{ from = sum(column.design[i-1,]) + from_partial
to = sum(column.design[i,]) + to_partial
to_partial = to
from_partial = from
gpdq.partial[,,i] = data[,from:to] %*% gpdq.loadings[from:to,]
}
gpdq.partialFS <- matrix(0,dim(data)[1]*num.groups,dim(gpdq.loadings)[2])
to.total = 0
for(i in 1:num.groups)
{ from = to.total + 1
to = i*dim(gpdq.partial)[1]
to.total = to
gpdq.partialFS[from:to,]= gpdq.partial[,,i]
}
rownames(gpdq.partialFS) = paste(rep(table.names,each=dim(data)[1]),rep(rownames(data)))
##########################################
# Results
##########################################
res.KPlus1Statis.core <- list(S=scalarProductMatrices, S.star = scalarProductMatrices.star, C = CMatrix.star, ci = ci.star, cj = cj.star, eigs.vector = P.star, eigs = D.star,
fi.star = G.star, alphaWeights.star = alphaWeights.star, tau.star = tau.star, rvMatrix.star = rvMatrix.star,
compromise = compromiseMatrix, compromise.ci = compromise.ci, compromise.cj = compromise.cj,
compromise.eigs.vector = compromise.P, compromise.eigs = compromise.dd, compromise.fi = compromise.G,
compromise.taus = compromise.tau,
masses = M, table.partial.fi.array = gpdq.partial,table.cj = table.cj, table.ci = table.ci,
table.eigs = gpdq.eigenvalues, table.tau = gpdq.inertia, table.eigs.vector = gpdq.vectors,
table.loadings = gpdq.loadings, table.fi = gpdq.factorscores,
table.partial.fi = gpdq.partialFS)
return (res.KPlus1Statis.core)
}
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