Lesson 020: Transpilation trade-off matrices
Focus
Document classical post-processing: it often dominates wall-clock and interpretability. Token Transpilation trade-off matrices:20 keeps neighbouring lessons differentiable.
Key ideas
- Thread: Transpilation trade-off matrices · drill v10 · spin
610425. - Habit: pair each job with shot budget, mitigation profile, and a calibration fingerprint you could paste.
- Guardrail: write one line about where classical cost dominated the timeline.
Deep dive notebook
Synthetic drill artefacts
VQE rehearsal card
H_SUBSPACE_TAG: VS-20
ANSATZ_BLOCKS: repetitions R=3
CLASSICAL_OPTIM: COBYLA
CONVERGENCE_GUARD: plateau_epochs > 3 ⇒ widen shot budget memo
ENERGY_CI: tracked alongside parameter shift noise
Practice
Practice Attach rollback notes if transpilation swaps exceed a chosen depth ceiling. — 20 Bump literals mindset by 14.