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quant-ph2025
Adaptive random compiler for Hamiltonian simulation
Yun-Zhuo Fan, Yu-Xia Wu, Dan-Bo Zhang
Randomized compilation protocols have recently attracted attention as alternatives to traditional deterministic Trotter-Suzuki methods, potentially reducing circuit depth and resou…
quant-ph2024
The Spectral Amplitude Principle for Dynamics of Quantum Neural Networks
Yi-hang Xu, Dan-Bo Zhang, Junchi Yan
The mechanism governing the training dynamics of Quantum Neural Networks (QNNs) remains under-explored. In classical Deep Neural Networks (DNNs), training is dominated by "Spectral…
quant-ph2024
Variational quantum simulation of ground states and thermal states for lattice gauge theory with multi-objective optimization
Lang-Xing Cheng, Dan-Bo Zhang
Variational quantum algorithms provide feasible approaches for simulating quantum systems and are applied widely. For lattice gauge theory, however, variational quantum simulation…