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quant-ph2026
Optimal Shadow Estimation with Minimal Measurement Settings
Zhiyao Yang, Datong Chen, Huangjun Zhu
Shadow estimation is a powerful framework for predicting quantum properties from randomized measurements. While -design protocols achieve optimal worst-case performance, the min…
quant-ph2026
Quantum Nonlinear Properties from a Single Measurement Setting
Zihao Li, Datong Chen, Dayue Qin +2
Nonlinear properties of quantum states are essential to quantum information and many-body physics, but assessing them experimentally is challenging, as it typically requires multi-…