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2 votes
1 answer
177 views

Are there qiskit or stim examples of how to decode a subsystem code

I can manage decoding a stabilizer code in qiskit and stim. I'd like to try a subsystem code next. For a stabilizer code, all stabilizers commute so simultaneous measurement of these produces ...
unknown's user avatar
  • 2,217
2 votes
1 answer
446 views

Estimate of threshold values for 7-qubit Steane code with qiskit (or stim)

I have trouble recreating the graphs shown in this paper https://arxiv.org/pdf/quant-ph/0508176.pdf i.e. the quadratic trend of the logical error against physical single qubit error for [7,1,3] code I ...
AndyLiuin's user avatar
  • 386
1 vote
0 answers
78 views

Why QECC amplitude damping error syndrome and qiskit simulation are different?

The [[3,0,2]] code, stabilizers are X1Z2I3,Z1X2Z3,I1Z2X3. Use the circuit to decode and measure stabilizers: As for amplitude damping error syndrome, use $\left[\begin{array}{cc}1 & 0 \\ 0 & ...
user22477's user avatar