D(V|NCNCNVV) > D(#|NCNCNVV) | (structural forgetting, embedding depth 2) |
D(#|NCNCNVV) > D(V|NCNCNVV) | (no structural forgetting, embedding depth 2) |
D(V|NCNV) > D(#|NCNV) | (structural forgetting, embedding depth 1) |
D(#|NCNV) > D(V|NCNV) | (no structural forgetting, embedding depth 1) |