Table 3 Variation of fidelity with |R| and B for w/o-P and w-P schemes for symmetric purification operation.

From: Optimal routing and end-to-end entanglement distribution in quantum networks

B

Approach

Scheme

|R|

20

30

40

50

60

4

ILP

w/o-P

0.841

0.826

0.805

0.781

0.773

wP

0.978

0.982

0.986

0.988

0.988

HEU

w/o-P

0.836

0.82

0.794

0.776

0.769

w-P

0.974

0.978

0.98

0.981

0.982

8

ILP

w/o-P

0.852

0.834

0.818

0.804

0.796

wP

0.972

0.974

0.978

0.98

0.981

HEU

w/o-P

0.839

0.827

0.811

0.796

0.788

w-P

0.97

0.973

0.975

0.977

0.979