# Tag Info

## New answers tagged fidelity

1 vote

### What is fidelity in quantum computing?

"What is the real meaning of 'Fidelity' (As I searched, it is reliablity of thing)?" Since "fidelity" means "reliability of a thing" in everyday (not necessarily quantum)...
• 12k
2 votes
Accepted

### How to calculate the average fidelity of Pauli error channel

TL;DR: Two steps. First, we find the entanglement fidelity $F_e(\mathcal{P}_{p_x,p_y,p_z})=1-(p_x+p_y+p_z)$. Next, we use Horodecki's formula that connects the average and entanglement fidelities  \...
• 14.3k

Top 50 recent answers are included