@techreport{weko_213200_1,
   author	 = "Nobuyuki,Yoshioka and Hideaki,Hakoshima and Yuichiro,Matsuzaki and Yuuki,Tokunaga and Yasunari,Suzuki and Suguru,Endo",
   title	 = "Generalized quantum subspace expansion method for error mitigation",
   year 	 = "2021",
   institution	 = "Department of Applied Physics, University of Tokyo／Theoretical Quantum Physics Laboratory, RIKEN Cluster for Pioneering Research (CPR), Research Center for Emerging Computing Technologies, National Institute of Advanced Industrial Science and Technology (AIST), Research Center for Emerging Computing Technologies, National Institute of Advanced Industrial Science and Technology (AIST), NTT Computer and Data Science Laboratories, NTT Corporation, NTT Computer and Data Science Laboratories, NTT Corporation／JST, PRESTO, NTT Computer and Data Science Laboratories, NTT Corporation",
   number	 = "6",
   month	 = "oct"
}