To Learn and Cancel Quantum Noise - Zlatko Minev (IBM)

To Learn and Cancel Quantum Noise - Zlatko Minev (IBM)

Kavli Institute for Theoretical Physics via YouTube Direct link

Ideal (noise-free) quantum circuit

3 of 15

3 of 15

Ideal (noise-free) quantum circuit

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To Learn and Cancel Quantum Noise - Zlatko Minev (IBM)

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  1. 1 Intro
  2. 2 Biggest challenge
  3. 3 Ideal (noise-free) quantum circuit
  4. 4 Real (noisy) quantum circuit
  5. 5 Toy model: noise unraveling into quantum trajectories
  6. 6 Inverse of noise map is not physical
  7. 7 Raveling quantum trajectories to undo noise
  8. 8 How to implement?
  9. 9 Generalizing: Raveling trajectories with quasiprobabilities
  10. 10 Step 1: Simplify the noise: twirl
  11. 11 Step 2: Ideally, amplify the noise and learn
  12. 12 Protocol overview
  13. 13 Ideal Ising model evolution
  14. 14 Mitigation sampling overhead
  15. 15 Path to quantum computing

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