5 citations · 8 across the 7 of their papers we have counts for
10 papers
Feature Concepts for Data Federative Innovations
Yukio Ohsawa, Sae Kondo, Teruaki Hayashi
A feature concept, the essence of the data-federative innovation process, is presented as a model of the concept to be acquired from data. A feature concept may be a simple feature…
Collaborative Problem Solving on a Data Platform Kaggle
Teruaki Hayashi, Takumi Shimizu, Yoshiaki Fukami
Data exchange across different domains has gained much attention as a way of creating new businesses and improving the value of existing services. Data exchange ecosystem is develo…
Hierarchical entropy and domain interaction to understand the structure in an image
Nao Uehara, Teruaki Hayashi, Yukio Ohsawa
In this study, we devise a model that introduces two hierarchies into information entropy. The two hierarchies are the size of the region for which entropy is calculated and the si…
Effects of Interregional Travels and Vaccination in Infection Spreads Simulated by Lattice of SEIRS Circuits
Yukio Ohsawa, Teruaki Hayashi, Sae Kondo
The SEIRS model, an extension of the SEIR model for analyzing and predicting the spread of virus infection, was further extended to consider the movement of people across regions.…
Data Combination for Problem-solving: A Case of an Open Data Exchange Platform
Teruaki Hayashi, Hiroki Sakaji, Hiroyasu Matsushima +3
In recent years, rather than enclosing data within a single organization, exchanging and combining data from different domains has become an emerging practice. Many studies have di…
Data Requests and Scenarios for Data Design of Unobserved Events in Corona-related Confusion Using TEEDA
Teruaki Hayashi, Nao Uehara, Daisuke Hase +1
Due to the global violence of the novel coronavirus, various industries have been affected and the breakdown between systems has been apparent. To understand and overcome the pheno…