search for: sigmaderivj

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2010 Mar 27
1
R runs in a usual way, but simulations are not performed
...;- sx(SIGMA) FIxs <- fixs(SIGMA) sxFI <- t(FIxs) sxFIxs <- sxfixs(SIGMA) Pi <- pi_ADD(SIGMA,i) Pj <- pi_ADD(SIGMA,j) Qij <- qij_ADD(SIGMA,i,j) dSIGMA.dalphai <- dsigma.dalphai_ADD(i) dSIGMA.dalphaj <- dsigma.dalphai_ADD(j) SIGMAderiviSIGMA <- sigmaDERIVisigma_ADD(SIGMA,i) SIGMAderivjSIGMA <- sigmaDERIVisigma_ADD(SIGMA,j) SIGMAderivi <- sigmaDERIVi_ADD(SIGMA,i) SIGMAderivj <- sigmaDERIVi_ADD(SIGMA,j) d2l.dalphaij.11 = 1/2*tr(crossprod(t(SIGMAderivi),SIGMAderivj)) d2l.dalphaij.12 = 0 d2l.dalpahij.21 = 1/2*tr(crossprod(FI,crossprod(Pi,crossprod(FI,Pj)))) d2l.dalphaij.22...