@phdthesis{oai:tsukuba.repo.nii.ac.jp:00039140,
 author = {伊豆永, 洋一 and Izunaga, Yoichi},
 month = {},
 note = {2015},
 school = {筑波大学, University of Tsukuba},
 title = {A Study on Relaxation Algorithms for Optimization Problems Arising in Data Mining},
 year = {2016}
}