Geometric construction of optimal probe states in distributed multiparameter quantum sensing

arXiv:2609.26608 · quant-ph · Submitted 2026-09-22 · Read on arXiv

quant-ph

Submitted: 2026-09-22

Updated: 2026-09-22

Terminology

• Fisher Information — 6× in this paper · explained in 3 episodes
• Trace — 6× in this paper · explained in 2 episodes
• Entanglement — 5× in this paper · explained in 4 episodes
• Benchmark — 3× in this paper · explained in 2 episodes
• Quantum Fisher Information (QFI) — 2× in this paper · explained in 13 episodes
• Additivity — 1× in this paper · explained in 1 episode
• Consistency — 1× in this paper · explained in 3 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Heisenberg Scaling — 1× in this paper · explained in 4 episodes
• Hilbert Space — 1× in this paper · explained in 2 episodes
• Semidefinite Programming (SDP) — 1× in this paper · explained in 3 episodes
• Unitary Dynamics — 1× in this paper · explained in 2 episodes

Sources

• Role of phase of optimal probe in noncommutativity vs coherence in quantum multiparameter estimation

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