The optimal key estimation of stream ciphers and its approximation algorithm based on a probabilistic inference. - Yuji Iikubo; Shunsuke Horii; Toshiyasu Matsushima (ISITA, 2012)

Sparse Bayesian Hierarchical Mixture of Experts and Variational Inference. - Yuji Iikubo; Shunsuke Horii; Toshiyasu Matsushima (ISITA, 2018)

Model Selection of Bayesian Hierarchical Mixture of Experts based on Variational Inference. - Yuji Iikubo; Shunsuke Horii; Toshiyasu Matsushima (SMC, 2019)

Bayes Optimal Estimation and Its Approximation Algorithm for Difference with and without Treatment under URLC Model. - Taisuke Ishiwatari; Shota Saito; Yuta Nakahara; Yuji Iikubo; Toshiyasu Matsushima (ISITA, 2022)

Bayes optimal estimation and its approximation algorithm for difference with and without treatment under IRSLC model. - Taisuke Ishiwatari; Shota Saito; Yuta Nakahara; Yuji Iikubo; Toshiyasu Matsushima (Int. J. Data Sci. Anal., 2025)