Q-SPARSE: Quantum Subspace Projection for Near-Field Angle-Range Spectrum Estimation

arXiv:2609.38500 · quant-ph · Submitted 2026-09-29 · Read on arXiv

quant-ph

Submitted: 2026-09-29

Updated: 2026-09-29

Terminology

• Steering — 5× in this paper · explained in 2 episodes
• Accuracy — 4× in this paper · explained in 1 episode
• Block Encoding — 3× in this paper · explained in 4 episodes
• Calibration — 3× in this paper · explained in 7 episodes
• Aperture — 2× in this paper · explained in 1 episode
• Benchmark — 2× in this paper · explained in 2 episodes
• Quantum Phase Estimation (QPE) — 2× in this paper · explained in 3 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Normalized Mean Squared Error — 1× in this paper
• Robustness — 1× in this paper · explained in 5 episodes
• Spectral Signature — 1× in this paper · explained in 2 episodes

Sources

• Convexity Meets Curvature: Lifted Near-Field Super-Resolution
• Living Off the Grid: Continuous Range-Angle Super-Resolution for Near-Field XL-MIMO

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