Computationally efficient multi-task learning with least-squares probabilistic classifiersSimm, Jaak; Sugiyama, Masashi; Kato, TsuyoshiIPSJ transactions on computer vision and applications2011 / Feb., [8] p. : ill https://www.researchgate.net/publication/215704981_Computationally_Efficient_Multi-task_Learning_with_Least-Squares_Probabilistic_Classifiers

Improving the accuracy of least-squares probabilistic classifiersYamada, Makoto; Sugiyama, Masashi; Wichern, Gordon; Simm, JaakIEICE technical reports2010 / p. 45-50 http://www.ms.k.u-tokyo.ac.jp/sugi/2011/LSPCnew.pdf

Multi-task learning with least-squares probabilistic classifiersSimm, Jaak; Sugiyama, Masashi; Kato, TsuyoshiIEICE technical reports2010 / p. 51-56 https://www.ieice.org/publications/ken/summary.php?contribution_id=KJ00006872689&society_cd=ISS&ken_id=PRMU&year=2010&presen_date=2010/8/29&schedule_id=AN10541106_110(187)&lang=en&expandable=3