VISTA achieves near-Heisenberg scaling in moderately noisy quantum magnetometry by passively evolving a probe, comparing it via swap test to a physics-informed quantum twin circuit, and optimizing only physical parameters with quasi-normalization.
∂ρθ ∂θ 2# + 2Tr ρθ ∂2ρθ ∂θ2 = 0. (A.3) We use (A.3) to define a new quantityQ HS (ρθ) as: QHS (ρθ) :=−lim θ′→θ ∂2 ∂θ2 Tr (ρθ′ρθ) =−Tr ρθ ∂2ρθ ∂θ2 (A.4) = Tr
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
quant-ph 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
GHZ is All You Need: Quantum Sensing with VISTA
VISTA achieves near-Heisenberg scaling in moderately noisy quantum magnetometry by passively evolving a probe, comparing it via swap test to a physics-informed quantum twin circuit, and optimizing only physical parameters with quasi-normalization.