3 papers
quant-ph2025
Unsupervised Detection of Topological Phase Transitions with a Quantum Reservoir
Li Xin, Da Zhang, Zhang-Qi Yin
In quantum many-body systems, characterizing topological phase transitions typically requires complex many-body topological invariants, which are costly to compute and measure. Ins…
quant-ph2025
Robust and Efficient Quantum Reservoir Computing with Discrete Time Crystal
Da Zhang, Xin Li, Yibin Guo +3
The rapid development of machine learning and quantum computing has placed quantum machine learning at the forefront of research. However, existing quantum machine learning algorit…
quant-ph2025
Efficient quantum state tomography with auxiliary systems
Wenlong Zhao, Da Zhang, Huili Zhang +2
Quantum state tomography is a technique in quantum information science used to reconstruct the density matrix of an unknown quantum state, providing complete information about the…