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mirror of https://github.com/LCPQ/quantum_package synced 2024-12-22 12:23:48 +01:00

Inactives deactivated in MRCC

This commit is contained in:
Anthony Scemama 2017-04-13 00:43:45 +02:00
parent e0183e998c
commit 2d9b3573b1
5 changed files with 109 additions and 75 deletions

View File

@ -23,33 +23,39 @@
allocate(pathTo(N_det_non_ref))
pathTo(:) = 0
is_active_exc(:) = .false.
is_active_exc(:) = .True.
n_exc_active = 0
do hh = 1, hh_shortcut(0)
do pp = hh_shortcut(hh), hh_shortcut(hh+1)-1
do II = 1, N_det_ref
! do hh = 1, hh_shortcut(0)
! do pp = hh_shortcut(hh), hh_shortcut(hh+1)-1
! do II = 1, N_det_ref
!
! call apply_hole_local(psi_ref(1,1,II), hh_exists(1, hh), myMask, ok, N_int)
! if(.not. ok) cycle
!
! call apply_particle_local(myMask, pp_exists(1, pp), myDet, ok, N_int)
! if(.not. ok) cycle
!
! ind = searchDet(psi_non_ref_sorted(1,1,1), myDet(1,1), N_det_non_ref, N_int)
! if(ind == -1) cycle
!
! logical, external :: is_a_two_holes_two_particles
! if (is_a_two_holes_two_particles(myDet)) then
! is_active_exc(pp) = .False.
! endif
call apply_hole_local(psi_ref(1,1,II), hh_exists(1, hh), myMask, ok, N_int)
if(.not. ok) cycle
! ind = psi_non_ref_sorted_idx(ind)
! if(pathTo(ind) == 0) then
! pathTo(ind) = pp
! else
! is_active_exc(pp) = .true.
! is_active_exc(pathTo(ind)) = .true.
! end if
call apply_particle_local(myMask, pp_exists(1, pp), myDet, ok, N_int)
if(.not. ok) cycle
! end do
! end do
! end do
ind = searchDet(psi_non_ref_sorted(1,1,1), myDet(1,1), N_det_non_ref, N_int)
if(ind == -1) cycle
ind = psi_non_ref_sorted_idx(ind)
if(pathTo(ind) == 0) then
pathTo(ind) = pp
else
is_active_exc(pp) = .true.
is_active_exc(pathTo(ind)) = .true.
end if
end do
end do
end do
!is_active_exc=.true.
do hh = 1, hh_shortcut(0)
do pp = hh_shortcut(hh), hh_shortcut(hh+1)-1
if(is_active_exc(pp)) then
@ -66,6 +72,32 @@
END_PROVIDER
BEGIN_PROVIDER [ logical, has_a_unique_parent, (N_det_non_ref) ]
implicit none
BEGIN_DOC
! True if the determinant in the non-reference has a unique parent
END_DOC
integer :: i,j,n
integer :: degree
do j=1,N_det_non_ref
has_a_unique_parent(j) = .True.
n=0
do i=1,N_det_ref
call get_excitation_degree(psi_ref(1,1,i), psi_non_ref(1,1,j), degree, N_int)
if (degree < 2) then
n = n+1
if (n > 1) then
has_a_unique_parent(j) = .False.
exit
endif
endif
enddo
enddo
END_PROVIDER
BEGIN_PROVIDER [ integer, n_exc_active_sze ]
implicit none
BEGIN_DOC
@ -95,7 +127,7 @@ END_PROVIDER
!$OMP active_excitation_to_determinants_val, active_excitation_to_determinants_idx)&
!$OMP shared(hh_shortcut, psi_ref_coef, N_det_non_ref, psi_non_ref_sorted, &
!$OMP psi_non_ref_sorted_idx, psi_ref, N_det_ref, N_states)&
!$OMP shared(is_active_exc, active_hh_idx, active_pp_idx, n_exc_active)&
!$OMP shared(active_hh_idx, active_pp_idx, n_exc_active)&
!$OMP private(lref, pp, II, ok, myMask, myDet, ind, phase, wk, ppp, hh, s)
allocate(lref(N_det_non_ref))
!$OMP DO schedule(dynamic)

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@ -693,12 +693,12 @@ END_PROVIDER
double precision :: phase
double precision, allocatable :: rho_mrcc_init(:)
double precision, allocatable :: rho_mrcc_inact(:)
integer :: a_coll, at_roww
print *, "TI", hh_nex, N_det_non_ref
allocate(rho_mrcc_init(N_det_non_ref))
allocate(rho_mrcc_inact(N_det_non_ref))
allocate(x_new(hh_nex))
allocate(x(hh_nex), AtB(hh_nex))
@ -710,7 +710,7 @@ END_PROVIDER
!$OMP private(at_row, a_col, i, j, r1, r2, wk, A_ind_mwen, A_val_mwen, a_coll, at_roww)&
!$OMP shared(N_states,mrcc_col_shortcut, mrcc_N_col, AtB, mrcc_AtA_val, mrcc_AtA_ind, s, n_exc_active, active_pp_idx)
!$OMP DO schedule(dynamic, 100)
!$OMP DO schedule(static, 100)
do at_roww = 1, n_exc_active ! hh_nex
at_row = active_pp_idx(at_roww)
do i=1,active_excitation_to_determinants_idx(0,at_roww)
@ -729,7 +729,7 @@ END_PROVIDER
X(a_col) = AtB(a_col)
end do
rho_mrcc_init = 0d0
rho_mrcc_inact(:) = 0d0
allocate(lref(N_det_ref))
do hh = 1, hh_shortcut(0)
@ -753,19 +753,15 @@ END_PROVIDER
X(pp) = AtB(pp)
do II=1,N_det_ref
if(lref(II) > 0) then
rho_mrcc_init(lref(II)) = psi_ref_coef(II,s) * X(pp)
rho_mrcc_inact(lref(II)) = psi_ref_coef(II,s) * X(pp)
else if(lref(II) < 0) then
rho_mrcc_init(-lref(II)) = -psi_ref_coef(II,s) * X(pp)
rho_mrcc_inact(-lref(II)) = -psi_ref_coef(II,s) * X(pp)
end if
end do
end do
end do
deallocate(lref)
do i=1,N_det_non_ref
rho_mrcc(i,s) = rho_mrcc_init(i)
enddo
x_new = x
double precision :: factor, resold
@ -793,7 +789,10 @@ END_PROVIDER
print *, k, res, 1.d0 - res/resold
endif
if ( (res < 1d-10).or.(res/resold > 0.99d0) ) then
if ( res < 1d-10 ) then
exit
endif
if ( (res/resold > 0.99d0) ) then
exit
endif
resold = res
@ -802,38 +801,60 @@ END_PROVIDER
dIj_unique(1:size(X), s) = X(1:size(X))
print *, k, res, 1.d0 - res/resold
enddo
do s=1,N_states
do i=1,N_det_non_ref
rho_mrcc(i,s) = 0.d0
enddo
do a_coll=1,n_exc_active
a_col = active_pp_idx(a_coll)
do j=1,N_det_non_ref
i = active_excitation_to_determinants_idx(j,a_coll)
if (i==0) exit
if (rho_mrcc_inact(i) /= 0.d0) then
call debug_det(psi_non_ref(1,1,i),N_int)
stop
endif
rho_mrcc(i,s) = rho_mrcc(i,s) + active_excitation_to_determinants_val(s,j,a_coll) * dIj_unique(a_col,s)
enddo
end do
norm = 0.d0
do i=1,N_det_non_ref
norm = norm + rho_mrcc(i,s)*rho_mrcc(i,s)
enddo
! Norm now contains the norm of A.X
double precision :: norm2_ref, norm2_inact, a, b, c, Delta
! Psi = Psi_ref + Psi_inactive + f*Psi_active
! Find f to normalize Psi
norm2_ref = 0.d0
do i=1,N_det_ref
norm = norm + psi_ref_coef(i,s)*psi_ref_coef(i,s)
norm2_ref = norm2_ref + psi_ref_coef(i,s)*psi_ref_coef(i,s)
enddo
! Norm now contains the norm of Psi + A.X
a = 0.d0
do i=1,N_det_non_ref
a = a + rho_mrcc(i,s)*rho_mrcc(i,s)
enddo
norm = a + norm2_ref
print *, "norm : ", sqrt(norm)
enddo
norm = sqrt((1.d0-norm2_ref)/a)
! Renormalize Psi+A.X
do i=1,N_det_non_ref
rho_mrcc(i,s) = rho_mrcc(i,s) * norm
enddo
!norm = norm2_ref
!do i=1,N_det_non_ref
! norm = norm + rho_mrcc(i,s)**2
!enddo
!print *, 'check', norm
!stop
do s=1,N_states
norm = 0.d0
double precision :: f, g, gmax
gmax = 1.d0*maxval(dabs(psi_non_ref_coef(:,s)))
gmax = maxval(dabs(psi_non_ref_coef(:,s)))
do i=1,N_det_non_ref
if (lambda_type == 2) then
f = 1.d0
@ -845,41 +866,22 @@ END_PROVIDER
f = psi_non_ref_coef(i,s) / rho_mrcc(i,s)
! Avoid numerical instabilities
! g = 1.d0+dabs(gmax / psi_non_ref_coef(i,s) )
g = 2.d0+100.d0*exp(-20.d0*dabs(psi_non_ref_coef(i,s)/gmax))
f = min(f, g)
f = max(f,-g)
endif
norm = norm + f*f *rho_mrcc(i,s)*rho_mrcc(i,s)
norm = norm + (rho_mrcc(i,s)*f)**2
rho_mrcc(i,s) = f
enddo
! norm now contains the norm of |T.Psi_0>
! rho_mrcc now contains the f factors
f = 1.d0/norm
! f now contains 1/ <T.Psi_0|T.Psi_0>
norm = 0.d0
do i=1,N_det_non_ref
norm = norm + psi_non_ref_coef(i,s)*psi_non_ref_coef(i,s)
enddo
! norm now contains <Psi_SD|Psi_SD>
f = dsqrt(f*norm)
! f normalises T.Psi_0 such that (1+T)|Psi> is normalized
! rho_mrcc now contains the mu_i factors
print *, 'norm of |T Psi_0> = ', dsqrt(norm)
norm = norm*f
if (dsqrt(norm) > 1.d0) then
if (norm > 1.d0) then
stop 'Error : Norm of the SD larger than the norm of the reference.'
endif
do i=1,N_det_non_ref
rho_mrcc(i,s) = rho_mrcc(i,s) * f
enddo
! rho_mrcc now contains the product of the scaling factors and the
! normalization constant
end do
END_PROVIDER

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@ -30,13 +30,13 @@ subroutine run
if (occupation(i) > 1.999d0) then
class(0,1) += 1
class( class(0,1), 1) = i
else if (occupation(i) > 1.95d0) then
else if (occupation(i) > 1.97d0) then
class(0,2) += 1
class( class(0,2), 2) = i
else if (occupation(i) < 0.001d0) then
class(0,5) += 1
class( class(0,5), 5) = i
else if (occupation(i) < 0.01d0) then
else if (occupation(i) < 0.03d0) then
class(0,4) += 1
class( class(0,4), 4) = i
else

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@ -38,7 +38,7 @@ use bitmasks
do p=hh_shortcut(h), hh_shortcut(h+1)-1
call apply_particle_local(mask, pp_exists(1, p), buf(1,1,n), ok, N_int)
if(ok) n = n + 1
if(n > N_det_non_ref) stop "MRCC..."
if(n > N_det_non_ref) stop "Buffer too small in MRCC..."
end do
n = n - 1

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@ -32,7 +32,7 @@ source $QP_ROOT/tests/bats/common.bats.sh
ezfio set mrcepa0 n_it_max_dressed_ci 3
qp_run $EXE $INPUT
energy="$(ezfio get mrcepa0 energy_pt2)"
eq $energy -76.2381673136696 2.e-4
eq $energy -76.2381754078899 1.e-4
}
@test "MRSC2 H2O cc-pVDZ" {