4 citations · 6 across the 2 of their papers we have counts for
2 papers
quant-ph2023★ 2 cited
Resource theory of dephasing estimation in multiqubit systems
Zishi Chen, Xueyuan Hu
We present a resource theory to investigate the power of a multqubit system as a probe in the task of dephasing estimation. Our approach employs the quantum Fisher information abou…
cs.LG2020★ 4 cited
Momentum with Variance Reduction for Nonconvex Composition Optimization
Ziyi Chen, Yi Zhou
Composition optimization is widely-applied in nonconvex machine learning. Various advanced stochastic algorithms that adopt momentum and variance reduction techniques have been dev…