@techreport{weko_218765_1, author = "Yasuhiro,Ohkura and Suguru,Endo and Nobuyuki,Yoshioka", title = "Leveraging hardware-control imperfections for error mitigation via generalized quantum subspace", year = "2022", institution = "Graduate School of Media and Governance, Keio University SFC, NTT Computer and Data Science Laboratories, NTT Corporation/JST, PRESTO, Department of Applied Physics, University of Tokyo/Theoretical Quantum Physics Laboratory, RIKEN Cluster for Pioneering Research (CPR)/JST, PRESTO", number = "6", month = "jun" }