| 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 |
| 2016 | HCI | Development of Assessment Tool Judging Autism by Ocular Movement Measurement. | Ippei Torii, Kaoruko Ohtani, Takahito Niwa, Naohiro Ishii |
| 2014 | IDEAL | Generation of Reducts Based on Nearest Neighbor Relation. | Naohiro Ishii, Ippei Torii, Kazunori Iwata, Toyoshiro Nakashima |
| 2014 | IDEAL | Development of Eye-Blink Controlled Application for Physically Handicapped Children. | Ippei Torii, Kaoruko Ohtani, Shunki Takami, Naohiro Ishii |
| 2014 | KES | Development of System for Prevention of Solitary Death with Mobile Devices. | Shunki Takami, Ippei Torii, Naohiro Ishii |
| 2014 | KES | Study and Application of Detecting Blinks for Communication Assistant Tool. | Ippei Torii, Kaoruko Ohtani, Naohiro Ishii |
| 2014 | SIGGRAPH | Development of communication assistant application with blinking for physically handicapped children and elderly people. | Ippei Torii, Kaoruko Ohtani |
| 2014 | SNPD | Generation of reducts based on nearest neighbor relation. | Naohiro Ishii, Ippei Torii, Toyoshiro Nakashima, Kazunori Iwata |
| 2013 | HCI | Development of Support Applications for Elderly and Handicapped People with ICT Infrastructure. | Ippei Torii, Kaoruko Ohtani, Takahito Niwa, Naohiro Ishii |
| 2013 | ICTAI | Study and Development of Support Tool with Blinks for Physically Handicapped Children. | Ippei Torii, Kaoruko Ohtani, Takahito Niwa, Naohiro Ishii |
| 2013 | SNPD | Development and Study of Support Applications for Autistic Children. | Ippei Torii, Kaoruko Ohtani, Takahito Niwa, Naohiro Ishii |
| 2012 | IDEAL | Modified Reducts and Their Processing for Nearest Neighbor Classification. | Naohiro Ishii, Ippei Torii, Yongguang Bao, Hidekazu Tanaka |
| 2010 | KES | Information Extraction Using XPath. | Masashi Okada, Naohiro Ishii, Ippei Torii |
| 2010 | KES | Information Visualization System for Activation of Shopping Streets. | Ippei Torii, Yousuke Okada, Takahito Niwa, Manabu Onogi, Naohiro Ishii |
| 2009 | ICTAI | Sensitivity Characterization by Impression and Color Words. | Naohiro Ishii, Yusaku Tokuda, Ippei Torii, Tomomi Kanda |
| 2009 | ICTAI | A Simple Method for 3-Dimensional Modeling and Application to Complex Objects. | Ippei Torii, Yousuke Okada, Masayuki Mizutani, Naohiro Ishii |
| 2009 | KES | Similarity Grouping of Paintings by Distance Measure and Self Organizing Map. | Naohiro Ishii, Yusaku Tokuda, Ippei Torii, Tomomi Kanda |
| 2009 | KES | A Simple Method for 3-Dimensional Photorealistic Facial Modeling and Consideration the Reconstructing Error. | Ippei Torii, Yousuke Okada, Masayuki Mizutani, Naohiro Ishii |
| 2009 | SNPD | Inexpensive, Simple and Quick Photorealistic Facial Modeling. | Ippei Torii, Yousuke Okada, Manabu Onogi, Naohiro Ishii |