def pauli_gate_error_counts(shots, hex_counts=True):
"""Pauli gate error circuits reference counts"""
counts_lists = []
# 100% all-qubit Pauli error on "id" gates
counts = [0, 0, 0, shots]
counts_lists.append(counts)
# 25% all-qubit Pauli error on "id" gates
counts = [9 * shots / 16, 3 * shots / 16, 3 * shots / 16, shots / 16]
counts_lists.append(counts)
# 100% Pauli error on "id" gates on qubit-1
counts = [0, 0, shots, 0]
counts_lists.append(counts)
# 25% all-qubit Pauli error on "id" gates on qubit-0
counts = [3 * shots / 4, shots / 4, 0, 0]
counts_lists.append(counts)
# 50% Pauli error on conditional gate that doesn't get applied
counts = [shots, 0, 0, 0]
counts_lists.append(counts)
# 50% Pauli error on conditional gate that does get applied
counts = 4 * [shots / 4]
counts_lists.append(counts)
# 25% Pauli-X error on spectator for CX gate on [0, 1]
counts = [3 * shots / 4, 0, 0, 0, shots / 4, 0, 0, 0]
counts_lists.append(counts)
return [list2dict(i, hex_counts) for i in counts_lists]
def reset_gate_error_counts(shots, hex_counts=True):
"""Reset gate error circuits reference counts"""
counts_lists = []
# 50% reset to 0 state on qubit 0
counts = [0, 0, shots / 2, shots / 2]
counts_lists.append(counts)
# 25% reset to 0 state on qubit 1
counts = [0, shots / 4, 0, 3 * shots / 4]
counts_lists.append(counts)
# 100% reset error to 0 on all qubits
counts = [shots, 0, 0, 0]
counts_lists.append(counts)
# 100% reset error to 1 on all qubits
counts = [0, shots, 0, 0]
counts_lists.append(counts)
# 25% reset error to 0 and 1 on all qubits
counts = [3 * shots / 16, shots / 16, 9 * shots / 16, 3 * shots / 16]
counts_lists.append(counts)
# Convert to counts dict
return [list2dict(i, hex_counts) for i in counts_lists]
def pauli_gate_error_counts(shots, hex_counts=True):
"""Pauli gate error circuits reference counts"""
counts_lists = []
# 100% all-qubit Pauli error on "id" gates
counts = [0, 0, 0, shots]
counts_lists.append(counts)
# 25% all-qubit Pauli error on "id" gates
counts = [9 * shots / 16, 3 * shots / 16, 3 * shots / 16, shots / 16]
counts_lists.append(counts)
# 100% Pauli error on "id" gates on qubit-1
counts = [0, 0, shots, 0]
counts_lists.append(counts)
# 25% all-qubit Pauli error on "id" gates on qubit-0
counts = [3 * shots / 4, shots / 4, 0, 0]
counts_lists.append(counts)
# 25% Pauli-X error on spectator for CX gate on [0, 1]
counts = [3 * shots / 4, 0, 0, 0, shots / 4, 0, 0, 0]
counts_lists.append(counts)
# Convert to counts dict
return [list2dict(i, hex_counts) for i in counts_lists]
def kraus_gate_error_counts(shots, hex_counts=True):
"""Kraus gate error circuits reference counts"""
counts_lists = []
# 100% all-qubit Pauli error on "id" gates
counts = [3 * shots / 4, shots / 4, 0, 0]
counts_lists.append(counts)
# Convert to counts dict
return [list2dict(i, hex_counts) for i in counts_lists]
def readout_error_counts(shots, hex_counts=True):
"""Readout error test circuits reference counts."""
counts_lists = []
# 1-qubit readout error on qubit 0
counts = [
ROERROR_1Q[0][0] * shots / 2, ROERROR_1Q[0][1] * shots / 2,
ROERROR_1Q[1][0] * shots / 2, ROERROR_1Q[1][1] * shots / 2
]
counts_lists.append(counts)
# 1-qubit readout error on qubit 1
counts = [
ROERROR_1Q[0][0] * shots / 2, ROERROR_1Q[1][0] * shots / 2,
ROERROR_1Q[0][1] * shots / 2, ROERROR_1Q[1][1] * shots / 2
]
counts_lists.append(counts)
# 1-qubit readout error on qubit 1
p00 = 0.5 * (ROERROR_1Q[0][0]**2 + ROERROR_1Q[1][0]**2)
p01 = 0.5 * (
ROERROR_1Q[0][0] * ROERROR_1Q[0][1] + ROERROR_1Q[1][0] * ROERROR_1Q[1][1])
p10 = 0.5 * (
ROERROR_1Q[0][0] * ROERROR_1Q[0][1] + ROERROR_1Q[1][0] * ROERROR_1Q[1][1])
p11 = 0.5 * (ROERROR_1Q[0][1]**2 + ROERROR_1Q[1][1]**2)
counts = [p00 * shots, p01 * shots, p10 * shots, p11 * shots]
counts_lists.append(counts)
# 2-qubit readout error on qubits 0,1
probs_ideal = [0.25, 0.25, 0.25, 0.25]
p00 = sum([
ideal * noise[0] for ideal, noise in zip(probs_ideal, ROERROR_2Q)
])
p01 = sum([
ideal * noise[1] for ideal, noise in zip(probs_ideal, ROERROR_2Q)
])
p10 = sum([
ideal * noise[2] for ideal, noise in zip(probs_ideal, ROERROR_2Q)
])
p11 = sum([
ideal * noise[3] for ideal, noise in zip(probs_ideal, ROERROR_2Q)
])
counts = [p00 * shots, p01 * shots, p10 * shots, p11 * shots]
counts_lists.append(counts)
return [list2dict(i, hex_counts) for i in counts_lists]
def pauli_reset_error_counts(shots, hex_counts=True):
"""Local Pauli reset error circuits reference counts"""
counts_lists = []
# 25% all-qubit Pauli error on reset
counts = [9 * shots / 16, 3 * shots / 16, 3 * shots / 16, shots / 16]
counts_lists.append(counts)
# 25% local Pauli error on reset of qubit 1
counts = [3 * shots / 4, 0, shots / 4, 0]
counts_lists.append(counts)
# 25 % non-local Pauli error on qubit 1 for reset of qubit-0
counts = [3 * shots / 4, 0, shots / 4, 0]
counts_lists.append(counts)
# Convert to counts dict
return [list2dict(i, hex_counts) for i in counts_lists]