| 2020 | EANN | Reduction of Variables and Generation of Functions Through Nearest Neighbor Relations in Threshold Networks. | Naohiro Ishii, Kazunori Iwata, Kazuya Odagiri, Toyoshiro Nakashima, Tokuro Matsuo |
| 2017 | HAIS | Generation of Reducts Based on Nearest Neighbor Relations and Boolean Reasoning. | Naohiro Ishii, Ippei Torii, Kazunori Iwata, Kazuya Odagiri, Toyoshiro Nakashima |
| 2017 | IDEAL | Generation of Reducts and Threshold Functions and Its Networks for Classification. | Naohiro Ishii, Ippei Torii, Kazunori Iwata, Kazuya Odagiri, Toyoshiro Nakashima |
| 2017 | SERA | Generation of reducts and threshold functions using discernibility and indiscerniblity matrices. | Naohiro Ishii, Ippei Torii, Kazunori Iwata, Kazuya Odagiri, Toyoshiro Nakashima |
| 2014 | IDEAL | Generation of Reducts Based on Nearest Neighbor Relation. | Naohiro Ishii, Ippei Torii, Kazunori Iwata, Toyoshiro Nakashima |
| 2014 | SNPD | Generation of reducts based on nearest neighbor relation. | Naohiro Ishii, Ippei Torii, Toyoshiro Nakashima, Kazunori Iwata |
| 2012 | SNPD | Grouping Beginner's Programming Ability for Animation Creation Using Cluster Analysis. | Chieko Matsuyama, Toyoshiro Nakashima, Naohiro Ishii |
| 2011 | HCI | A Detection Method of Basic Mouth Shapes from Japanese Utterance Images. | Tsuyoshi Miyazaki, Toyoshiro Nakashima, Naohiro Ishii |
| 2011 | ICTAI | Effort Prediction Models Using Self-Organizing Maps for Embedded Software Development Projects. | Kazunori Iwata, Toyoshiro Nakashima, Yoshiyuki Anan, Naohiro Ishii |
| 2011 | SNPD | Effect of Touch-Typing Practices in Computer Literacy and Evaluation of Its Continuity. | Chieko Matsuyama, Toyoshiro Nakashima, Naohiro Ishii |
| 2011 | SNPD | A Proposal of Mouth Shapes Sequence Code for Japanese Pronunciation. | Tsuyoshi Miyazaki, Toyoshiro Nakashima, Naohiro Ishii |
| 2011 | SERA | Clustering and Analyzing Embedded Software Development Projects Data Using Self-Organizing Maps. | Kazunori Iwata, Toyoshiro Nakashima, Yoshiyuki Anan, Naohiro Ishii |
| 2009 | SNPD | Using an Artificial Neural Network for Predicting Embedded Software Development Effort. | Kazunori Iwata, Yoshiyuki Anan, Toyoshiro Nakashima, Naohiro Ishii |
| 2009 | SNPD | Quantitative Comparison of LOC of Beginners' Program Making Ability. | Toyoshiro Nakashima, Chieko Matsuyama, Naohiro Ishii |
| 2009 | SERA | Error Estimation Model for Managing Embedded Software Development. | Yoshiyuki Anan, Kazunori Iwata, Toyoshiro Nakashima, Naohiro Ishii |
| 2008 | ICTAI | Error Estimation Models Integrating Previous Models and Using Artificial Neural Networks for Embedded Software Development Projects. | Kazunori Iwata, Toyoshiro Nakashima, Yoshiyuki Anan, Naohiro Ishii |
| 2007 | SNPD | Analysis of Source Codes by Beginners in Programming Education. | Chieko Matsuyama, Toyoshiro Nakashima, Naohiro Ishii |
| 2007 | SERA | Errors Estimation Models for Embedded Software Development Projects. | Kazunori Iwata, Toyoshiro Nakashima, Yoshiyuki Anan, Naohiro Ishii |
| 2006 | ICCSA | Effort Prediction Model Using Similarity for Embedded Software Development. | Kazunori Iwata, Yoshiyuki Anan, Toyoshiro Nakashima, Naohiro Ishii |
| 2006 | SERA | Studies on Project Management Models for Embedded Software Development Projects. | Toyoshiro Nakashima, Kazunori Iwata, Yoshiyuki Anan, Naohiro Ishii |
| 2005 | SNPD | Animation Creation in Computer Software Programming Education and its Evaluation. | Chieko Matsuyama, Toyoshiro Nakashima, Naohiro Ishii |
| 2005 | SERA | Development of Teaching Material on the Web for Programming Course and its Evaluation. | Chieko Matsuyama, Toyoshiro Nakashima, Naohiro Ishii, Hidenori Itoh |