3 papers
quant-ph2026
Tensor network characterization and mitigation of readout errors
Yuchen Guo, Shuo Yang
Readout errors are a major bottleneck to extracting reliable information from near-term quantum processors, especially when spatial correlations are non-negligible. We present a un…
quant-ph2024
Locally purified density operators for noisy quantum circuits
Yuchen Guo, Shuo Yang
Simulating open quantum systems is essential for exploring novel quantum phenomena and evaluating noisy quantum circuits. In this Letter, we address the problem of whether mixed st…
quant-ph2024
Quantum State Tomography with Locally Purified Density Operators and Local Measurements
Yuchen Guo, Shuo Yang
Understanding quantum systems is of significant importance for assessing the performance of quantum hardware and software, as well as exploring quantum control and quantum sensing.…