5 papers
Random Projections for Multi-Copy Quantum Algorithms
Xiaoyu Liu, Jordi Tura, Johannes Knörzer
Estimating nonlinear properties of quantum states is a central task in quantum information science. Multivariate traces, , and nonlinear observables…
Nonparametric Learning Non-Gaussian Quantum States of Continuous Variable Systems
Liubov A. Markovich, Xiaoyu Liu, Jordi Tura
Continuous-variable quantum systems are foundational to quantum computation, communication, and sensing. While traditional representations using wave functions or density matrices…
Measuring multipartite entanglement efficiently by testing symmetries
Xiaoyu Liu, Jordi Tura, Albert Rico
Recently, a technique known as quantum symmetry test has gained increasing attention for detecting bipartite entanglement in pure quantum states. In this work we show that, beyond…
Distributed Quantum Information Processing: A Review of Recent Progress
Johannes Knörzer, Xiaoyu Liu, Benjamin F. Schiffer +1
Distributed quantum information processing seeks to overcome the scalability limitations of monolithic quantum devices by interconnecting multiple quantum processing nodes via clas…
Preparing low-variance states using a distributed quantum algorithm
Xiaoyu Liu, Benjamin F. Schiffer, Jordi Tura
Quantum computers are a highly promising tool for efficiently simulating quantum many-body systems. The preparation of their eigenstates is of particular interest and can be addres…