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Efficient information recovery from Pauli noise via classical shadow
The rapid advancement of quantum computing has led to an extensive demand for effective techniques to extract classical information …
Yifei Chen
,
Zhan Yu
,
Chenghong Zhu
,
Xin Wang
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Measurement Error Mitigation via Truncated Neumann Series
Measurements on near-term quantum processors are inevitably subject to hardware imperfections that lead to readout errors. Mitigation …
Kun Wang
,
Yu-Ao Chen
,
Xin Wang
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Detecting and quantifying entanglement on near-term quantum devices
Quantum entanglement is a key resource in quantum technology, and its quantification is a vital task in the current Noisy …
Kun Wang
,
Zhixin Song
,
Xuanqiang Zhao
,
Zihe Wang
,
Xin Wang
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More Practical and Adaptive Algorithms for Online Quantum State Learning
Online quantum state learning is a recently proposed problem by Aaronson et al. (2018), where the learner sequentially predicts …
Yifang Chen
,
Xin Wang
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Quantifying the unextendibility of entanglement
The unextendibility or monogamy of entangled states is a key property of quantum entanglement. Unlike conventional ways of expressing …
Kun Wang
,
Xin Wang
,
Mark M. Wilde
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Resource theory of entanglement for bipartite quantum channels
The traditional perspective in quantum resource theories concerns how to use free operations to convert one resourceful quantum state …
Stefan Baeuml
,
Siddhartha Das
,
Xin Wang
,
Mark M. Wilde
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$α$-Logarithmic negativity
The logarithmic negativity of a bipartite quantum state is a widely employed entanglement measure in quantum information theory, due to …
Xin Wang
,
Mark M. Wilde
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Exact entanglement cost of quantum states and channels under PPT-preserving operations
This paper establishes single-letter formulas for the exact entanglement cost of generating bipartite quantum states and simulating …
Xin Wang
,
Mark M. Wilde
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Activated zero-error classical communication over quantum channels assisted with quantum no-signalling correlations
We study the activated quantum no-signalling-assisted zero-error classical capacity by first allowing the assistance from some …
Runyao Duan
,
Xin Wang
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