| 2014 | ICONIP | Estimation of Hidden Markov Chains by a Neural Network. | Yoshifusa Ito, Hiroyuki Izumi, Cidambi Srinivasan |
| 2012 | ICONIP | Simultaneous Learning of Several Bayesian and Mahalanobis Discriminant Functions by a Neural Network with Memory Nodes. | Yoshifusa Ito, Hiroyuki Izumi, Cidambi Srinivasan |
| 2011 | ICONIP | A New Algorithm for Learning Mahalanobis Discriminant Functions by a Neural Network. | Yoshifusa Ito, Hiroyuki Izumi, Cidambi Srinivasan |
| 2011 | IJCNN | Simultaneous learning of several Bayesian and Mahalanobis discriminant functions by a neural network with additional nodes. | Yoshifusa Ito, Hiroyuki Izumi, Cidambi Srinivasan |
| 2009 | ICONIP | Learning of Mahalanobis Discriminant Functions by a Neural Network. | Yoshifusa Ito, Hiroyuki Izumi, Cidambi Srinivasan |
| 2008 | ICANN | Multi-category Bayesian Decision by Neural Networks. | Yoshifusa Ito, Cidambi Srinivasan, Hiroyuki Izumi |
| 2007 | ICONIP | Learning of Bayesian Discriminant Functions by a Layered Neural Network. | Yoshifusa Ito, Cidambi Srinivasan, Hiroyuki Izumi |
| 2007 | IJCNN | A Neural Network having Fewer Inner Constants to be Trained and Bayesian Decision. | Yoshifusa Ito, Crinivasan Srinivasan, Hiroyuki Izumi |
| 2006 | ICANN | Discriminant Analysis by a Neural Network with Mahalanobis Distance. | Yoshifusa Ito, Cidambi Srinivasan, Hiroyuki Izumi |
| 2005 | ICANN | Bayesian Learning of Neural Networks Adapted to Changes of Prior Probabilities. | Yoshifusa Ito, Cidambi Srinivasan, Hiroyuki Izumi |
| 1990 | IJCNN | A study of a divided learning method. | Masao Yoshida, Akira Iwata, Nobukazu Iijima, Ryuichi Ejiri, Hiroyuki Izumi, Mototaka Sone, Hideo Mitsui |
| 1984 | ICALP | A Complete Axiom System for Algebra of Closed-Regular Expression. | Hiroyuki Izumi, Yasuyoshi Inagaki, Namio Honda |