| 2026 | HCI | New Principles for Community-Driven Living Labs: A Case Study of Living Labs in Yokohama City, Japan. | Sae Kondo, Riko Azumakawa, Makoto Iida, Yukio Ohsawa |
| 2025 | KES | Say "Maybe": Uncertainty Coexists with Activation of Humans. | Yukio Ohsawa, Sae Kondo, Kaira Sekiguchi |
| 2025 | KES | Creating Maps of Risks and Opportunities on Moving Direction Entropy for Urban Redevelopments. | Yukio Ohsawa, Sae Kondo, Kaira Sekiguchi, Yi Sun |
| 2025 | KES | A Study on the Development of Product Market Value through POS Data Analysis Using Semantic Cells. | Hiroki Shimizu, Yukio Ohsawa |
| 2024 | KES | Discovery of Livelihood Improvement KPI with COVID-19 by Living Lab based on Network of Questions. | Sae Kondo, Yukio Ohsawa |
| 2024 | KES | Detecting the Change in Representation in Election Data by applying Kullback-Leibler Divergence to Attributes Data. | Haruka Sophia Morihara, Ren Tajima, Yumiko Nagoh, Kaira Sekiguchi, Yukio Ohsawa |
| 2024 | KES | Semantic Cells: Evolutional process for item sense disambiguation. | Yukio Ohsawa, Dingming Xue, Kaira Sekiguchi |
| 2023 | KES | Moving Direction Entropy as Index for Inter-community Activity. | Yukio Ohsawa, Sae Kondo, Yi Sun, Kaira Sekiguchi |
| 2022 | KES | Regional Workshop for Policy Implementation Based on the Stay with Your Community Principles. | Yukio Ohsawa, Sae Kondo |
| 2021 | IJCNN | Mining Frequent and Rare Itemsets With Weighted Supports Using Additive Neural Itemset Embedding. | Yi Ji, Yukio Ohsawa |
| 2021 | KES | Preference for Abstract Diagrams and Sentiments Applied in a Product Selection. | Daisuke Hase, Teruaki Hayashi, Yukio Ohsawa |
| 2021 | KES | Verification Process of Data Combination for Problem-solving: A Case of a Residential Area Selection System. | Teruaki Hayashi, Yukio Ohsawa |
| 2021 | KES | A Latent Topic Analysis Framework for Category-Level Target Promotion in the Supermarket. | Yi Sun, Teruaki Hayashi, Yukio Ohsawa |
| 2020 | KES | The Acceptability of Tools for the Data Marketplace among Firms Using Market Research Online Communities. | Teruaki Hayashi, Yukio Ohsawa |
| 2020 | KES | Net-TF-SW: Event Popularity Quantification with Network Structure. | Hiroshi Nagaya, Teruaki Hayashi, Yukio Ohsawa, Fujio Toriumi, Hiroyuki A. Torii, Kazuko Uno |
| 2020 | KES | KISS: an EBM-based approach for explaining deep models. | Quexuan Zhang, Yukio Ohsawa |
| 2020 | PKAW | Description Framework for Stakeholder-Centric Value Chain of Data to Understand Data Exchange Ecosystem. | Teruaki Hayashi, Gensei Ishimura, Yukio Ohsawa |
| 2019 | ISDA | Data Jackets as Communicable Metadata for Potential Innovators - Toward Opening to Social Contexts. | Yukio Ohsawa, Sae Kondo, Teruaki Hayashi |
| 2019 | KES | Information Retrieval System and Knowledge Base on Diseases Using Variables and Contexts in the Texts. | Teruaki Hayashi, Yukio Ohsawa |
| 2019 | KES | Evaluation of Data Similarity using Data Jackets based on Users' Recognition. | Nao Uehara, Teruaki Hayashi, Yukio Ohsawa |
| 2019 | Networking | Poster: a novel mechanism for rewards distribution in pool mining of proof of work. | Keyang Liu, Yukio Ohsawa |
| 2018 | KES | The Difference between Variable-based and Context-based Networks of Data Using Data Jackets. | Teruaki Hayashi, Yukio Ohsawa |
| 2018 | PRICAI | Nonlinearized Relevance Propagation. | Quexuan Zhang, Yukio Ohsawa |
| 2017 | ICANN | Applying the Heavy-Tailed Kernel to the Gaussian Process Regression for Modeling Point of Sale Data. | Rui Yang, Yukio Ohsawa |
| 2017 | ICDM | VARIABLE QUEST: Network Visualization of Variable Labels Unifying Co-occurrence Graphs. | Teruaki Hayashi, Yukio Ohsawa |
| 2017 | ICONIP | Memorizing Transactional Databases Compressively in Deep Neural Networks for Efficient Itemset Support Queries. | Yi Ji, Yukio Ohsawa |
| 2017 | KES | Preliminary Case Study on Value Determination of Datasets and Cross-disciplinary Data Collaboration Using Data Jackets. | Teruaki Hayashi, Yukio Ohsawa |
| 2017 | KES | Re-discover Values of Data Using Data Jackets by Combining Cluster with Text Analysis. | Yanyuan Zeng, Yukio Ohsawa |
| 2017 | PAKDD | Matrix-Based Method for Inferring Variable Labels Using Outlines of Data in Data Jackets. | Teruaki Hayashi, Yukio Ohsawa |
| 2016 | FedCSIS | Evaluating model of traffic accident rate on urban data. | Jianshi Wang, Yukio Ohsawa |
| 2016 | FedCSIS | Clustering Documents on Case Vectors Represented by Predicate-argument Structures - Applied for Eliciting Technological Problems from Patents. | Hitomi Yanaka, Yukio Ohsawa |
| 2016 | ICDM | Visualization Method Based on Contour Map. | Rui Yang, Yukio Ohsawa |
| 2016 | KES | Comparison between Utility Expectation of Public and Private Data in the Market of Data. | Teruaki Hayashi, Yukio Ohsawa |
| 2016 | KES | Visualization of Superficial Similarities between Data Jackets for Aiding Creativity on Innovators Marketsplace on Data Jackets. | Norisada Masui, Yukio Ohsawa |
| 2016 | PACLIC | Sentence Clustering using PageRank Topic Model. | Kenshin Ikegami, Yukio Ohsawa |
| 2015 | ICDM | Tangled String Diverted for Evaluating Stock Risks: A by Product of Innovators Marketplace on Data Jackets. | Yukio Ohsawa |
| 2015 | ICDM | Matrix Plane Model: A Novel Measure of Word Co-occurrence and Application on Semantic Relatedness. | Ji Qi, Yukio Ohsawa |
| 2015 | KES | Knowledge Structuring and Reuse System Using RDF for Supporting Scenario Generation. | Teruaki Hayashi, Yukio Ohsawa |
| 2015 | KES | Visualizing History for Qualitative Explanation of Valuable Events using Tangled String. | Yukio Ohsawa, Teruaki Hayashi |
| 2014 | DASC | Towards Argumentation Schemes for Open Systems Dependability. | Hiroyuki Kido, Yukio Ohsawa, Makoto Hirai, Yoshifumi Yuasa, Toshinori Takai |
| 2014 | ICDM | Estimation of Novelty Assessment of Strategic Scenarios Using Relativeness. | Teruaki Hayashi, Yukio Ohsawa |
| 2014 | ICDM | Modeling of Writing and Thinking Process in Handwriting by Digital Pen Analysis. | Kenshin Ikegami, Yukio Ohsawa |
| 2014 | ICDM | Defensibility-Based Classification for Argument Mining. | Hiroyuki Kido, Yukio Ohsawa |
| 2014 | KES | Data Jackets for Externalizing Use Value of Hidden Datasets. | Yukio Ohsawa, Chang Liu, Teruaki Hayashi, Hiroyuki Kido |
| 2013 | ICDM | Valuation of Data through Use-Scenarios in Innovators' Marketplace on Data Jackets. | Chang Liu, Yukio Ohsawa, Yoshitaka Suda |
| 2013 | KES | Data Jackets for Synthesizing Values in the Market of Data. | Yukio Ohsawa, Hiroyuki Kido, Teruaki Hayashi, Chang Liu |
| 2013 | SMC | IdeaGraph: A Graph-Based Algorithm of Mining Latent Information for Human Cognition. | Hao Wang, Fanjiang Xu, Xiaohui Hu, Yukio Ohsawa |
| 2012 | CogSci | Generating new product ideas by assemblage of different product components. | Jun Nakamura, Yukio Ohsawa |
| 2012 | KES | Eye Movement and Time Perception in Combinatorial Thinking. | Katsuo Miyamoto, Yukio Ohsawa |
| 2012 | KES | Sticky Tsugoes underlying Sticky Information. | Yukio Ohsawa, Kenichi Horie, Masahiro Akimoto |
| 2011 | KES | Quantitative Evaluation Method of Criticism in Value Creating Conversation. | Yoko Nishihara, Yukio Ohsawa |
| 2011 | SMC | Extracting sentences recommended to annotate for understanding writer's opinions in a document. | Yoko Nishihara, Aya Ito, Yukio Ohsawa |
| 2010 | ICDM | Innovators Marketplace as Game on the Table versus Board on the Web. | Yukio Ohsawa, Kensuke Okamoto, Yuma Takahashi, Yoko Nishihara |
| 2010 | KES | Support System for Thinking New Criteria of Unclassified Diseases. | Yoko Nishihara, Yoshimune Hiratsuka, Akira Murakami, Yukio Ohsawa, Toshiro Kumakawa |
| 2010 | SMC | New diagnosis approach for early detection of intractable diseases. | Yoko Nishihara, Yoshimune Hiratsuka, Akira Murakami, Yukio Ohsawa, Toshiro Kumakawa |
| 2010 | SMC | Tsugology for revealing intentions and constraints. | Yukio Ohsawa, Yoko Nishihara, Jun Nakamura, Noriyuki Kushiro, Katsumi Nitta |
| 2010 | SMC | Discourse analysis for considering emotional effects on others. | Hiroki Yamaguchi, Yukio Ohsawa, Yoko Nishihara |
| 2009 | KES | Discourse Analysis of Communication Generating Social Creativity. | Yoko Nishihara, Yuichi Takahashi, Yukio Ohsawa |
| 2009 | KES | Value Cognition System as Generalization of Chance Discovery. | Yukio Ohsawa |
| 2009 | SMC | Reflective visualization of dispute resolution. | Yoshiharu Maeno, Katsumi Nitta, Yukio Ohsawa |
| 2009 | SMC | Niche of Idea Activations as Source of Social Creativity: a Finding from Innovation Game. | Yukio Ohsawa, Yoko Nishihara |
| 2008 | ICDM | Innovation Game as Workplace for Sensing Values in Design and Market. | Yukio Ohsawa, Yoshiharu Maeno, Akihiro Takaichi, Yoko Nishihara |
| 2008 | KES | Insight or Trial and Error: Ambiguous Items as Clue for Discovering New Concepts in Constrained Environments. | Jun Nakamura, Yukio Ohsawa |
| 2008 | SMC | Visualizing RFID-tag data for detecting latent interest of customers. | Yukio Ohsawa, Hikaru Kimura, Takeshi Ui |
| 2007 | ICCS | Chance Discovery in Credit Risk Management: Estimation of Chain Reaction Bankruptcy Structure by Directed KeyGraph. | Shinichi Goda, Yukio Ohsawa |
| 2007 | ICCS | Detecting Invisible Relevant Persons in a Homogeneous Social Network. | Yoshiharu Maeno, Kiichi Ito, Yukio Ohsawa |
| 2007 | KES | Trigger to Switch Individual's Interest Toward Unconscious Preference. | Yoshiharu Maeno, Yukio Ohsawa, Takaichi Ito |
| 2007 | KES | RFID Tags Without Customers ID in Book Library for Detecting Latent Interest of User Group. | Yukio Ohsawa, Takuma Hosoda, Takeshi Ui, Misato Ueda, Hirofumi Tanaka |
| 2007 | SMC | Eyes draw auxiliary lines before insight moment. | Yukio Ohsawa, Yusuke Maeda, Takahisa Yoshida |
| 2006 | ICDM | Chance Discovery in Credit Risk Management. | Shinichi Goda, Yukio Ohsawa |
| 2006 | ICDM | Designing New Product Scenarios for Patent by Human-Interactive Annealing with Pictogram. | Kenichi Horie, Yoshiharu Maeno, Yukio Ohsawa |
| 2006 | ICDM | Human-interactive annealing for turning threat to opportunity in technology development. | Yoshiharu Maeno, Kiichi Ito, Kenichi Horie, Yukio Ohsawa |
| 2006 | ISDA | Chance Discovery: Data-based Decision for Systems Design. | Yukio Ohsawa |
| 2006 | KES | Emerging Novel Scenarios of New Product Design with Teamwork on Scenario Maps Using Pictorial KeyGraph. | Kenichi Horie, Yukio Ohsawa |
| 2006 | SMC | Chance Discovery in Credit Risk Management; Estimation of Chain Reaction Bankruptcy Structure by Chance Discovery Method. | Shinichi Goda, Yukio Ohsawa |
| 2006 | SMC | Stable Deterministic Crystallization for Discovering Hidden Hubs. | Yoshiharu Maeno, Yukio Ohsawa |
| 2006 | SMC | Data-based Visualization of Scenario Maps on Potential Model. | Yukio Ohsawa, Shuhei Tsuruoka |
| 2005 | GRC | Data crystallization: a project beyond chance discovery for discovering unobservable events. | Yukio Ohsawa |
| 2005 | KES | Extracting High Quality Scenario for Consensus on Specifications of New Products. | Kenichi Horie, Yukio Ohsawa |
| 2005 | KES | A Scenario Elicitation Method in Cooperation with Requirements Engineering and Chance Discovery. | Noriyuki Kushiro, Yukio Ohsawa |
| 2005 | KES | Modeling the Discovery of Critical Utterances. | Calkin A. S. Montero, Yukio Ohsawa, Kenji Araki |
| 2005 | KES | Human-Based Annotation of Data-Based Scenario Flow on Scenario Map for Understanding Hepatitis Scenarios. | Yukio Ohsawa |
| 2004 | KES | Condensation and Picture Annotations of Scenario Map for Consensus in Scenario Mining. | Kenichi Horie, Takashi Yamaguchi, Tsuneki Sakakibara, Yukio Ohsawa |
| 2004 | KES | A Chance Discovery Process to Understanding Spiral Behaviors of Consumers. | Noriyuki Kushiro, Yukio Ohsawa |
| 2004 | KES | Exploring Collaboration Topics from Documented Foresights of Experts. | Yumiko Nara, Yukio Ohsawa |
| 2004 | KES | Chance Discovery with Emergence of Future Scenarios. | Yukio Ohsawa |
| 2004 | KES | Chance Discovery as Novel Empathy with TV Programs. | Masashi Taguchi, Yukio Ohsawa |
| 2004 | KES | Emergence of Product Value from On-line Communications. | Koichi Takahashi, Yukio Ohsawa, Naohiro Matsumura |
| 2004 | KES | Emerging Scenarios by Using DDM: A Case Study for Japanese Comic Marketing. | Hiroshi Tamura, Yuichi Washida, Yukio Ohsawa |
| 2002 | PRICAI | Automatic Indexing Based on Term Activities. | Naohiro Matsumura, Yukio Ohsawa, Mitsuru Ishizuka |
| 2002 | WWW | Featuring web communities based on word co-occurrence structure of communications: 736. | Yukio Ohsawa, Hirotaka Soma, Yutaka Matsuo, Naohiro Matsumura, Masaki Usui |
| 2001 | DIS | Knowledge Navigation on Visualizing Complementary Documents. | Naohiro Matsumura, Yukio Ohsawa, Mitsuru Ishizuka |
| 2001 | DIS | KeyWorld: Extracting Keywords from a Document as a Small World. | Yutaka Matsuo, Yukio Ohsawa, Mitsuru Ishizuka |
| 2001 | WWW | Discovering Topics to Enhance Communities of Creation from Links to the Future. | Yukio Ohsawa, Naohiro Matsumura, Mitsuru Ishizuka |
| 2001 | WWW | Information Gathering of Web pagesto Guide Concept Understanding. | Seiji Yamada, Yukio Ohsawa |
| 2000 | DIS | Combination Retrieval for Creating Knowledge from Sparse Document Collection. | Naohiro Matsumura, Yukio Ohsawa |
| 2000 | KES | Discovering promising new topics on the WWW. | Naohiro Matsumura, Mitsuru Ishizuka, Yukio Ohsawa |
| 2000 | KES | Tools for shifting human context into disasters: a case-based guideline for computer-aided earthquake proofs. | Yumiko Nara, Yukio Ohsawa |
| 1999 | DIS | Discover Risky Active Faults by Indexing an Earthquake Sequence. | Yukio Ohsawa, Masahiko Yachida |
| 1999 | DIS | Computer Aided Discovery of User's Hidden Interest for Query Restructuring. | Wataru Sunayama, Yukio Ohsawa, Masahiko Yachida |
| 1999 | KES | Get timely files from visualized structure of your working history. | Yukio Ohsawa |
| 1998 | DIS | Discovery of Unknown Causes from Unexpected Co-occurrence of Inferred Known Causes. | Yukio Ohsawa, Masahiko Yachida |
| 1998 | DIS | Refining Search Expression by Discovering Hidden User's Interests. | Wataru Sunayama, Yuji Nomura, Yukio Ohsawa, Masahiko Yachida |
| 1997 | IJCAI | An Index Navigator for Understanding and Expressing User's Coherent Interest. | Yukio Ohsawa, Masahiko Yachida |
| 1996 | AI | A Polynomial-Time Predicate-Logic Hypothetical Reasoning by Networked Bubble Propagation Method. | Yukio Ohsawa, Mitsuru Ishizuka |
| 1993 | ICTAI | Networked Bubble Propagation Method as a Polynomial-Time Hypothetical Reasoning for Computing Quasi-Optimal Solution. | Yukio Ohsawa, Mitsuru Ishizuka |