3 papers
quant-ph2020
Direct estimation of minimum gate fidelity
Yiping Lu, Jun Yan Sim, Jun Suzuki +2
With the current interest in building quantum computers, there is a strong need for accurate and efficient characterization of the noise in quantum gate implementations. A key meas…
quant-ph2019
User-specified random sampling of quantum channels and its applications
Jun Yan Sim, Jun Suzuki, Berthold-Georg Englert +1
Random samples of quantum channels have many applications in quantum information processing tasks. Due to the Choi--Jamiołkowski isomorphism, there is a well-known correspondence b…
quant-ph2019
Proper error bars for self-calibrating quantum tomography
Jun Yan Sim, Jiangwei Shang, Hui Khoon Ng +1
Self-calibrating quantum state tomography aims at reconstructing the unknown quantum state and certain properties of the measurement devices from the same data. Since the estimates…