Research

“Eating alone” has been one of the serious problems in our society as more elderly people live alone, more people work and live separately, and people’s rhythms of lives become more diverse. Although all the existing research assumed that every participant of social dining had a meal, we found the setting that only a part of the participant has a meal is probable and acceptable for solving the problem.The eating behavior of Surrogate Diner, an interface agent that performs eating…

More and more municipal organizations have been using Twitter for information distribution or interactive information exchange. Such official information sources are supposed to be relied upon by citizens when a disaster breaks out, but how such information on social media should be operated is not known. This research investigated the user behavior around the Twitter accounts of municipal organizations in the Great East Japan Earthquake. Through the close investigation, the operation guidelines for a municipal Twitter account were obtained. References…

At parties, weddings, dinners, get-togethers, and other events where people gather to socialize, usually they will have a meal together. It is also common in daily life to have conversations over the meal. Why is it that a meal often accompanies conversations? Does communication become better when having a meal together? To clarify these questions, we are investigating how communication differs when having a meal or not. We recorded videos of three friends having a conversation over a meal and…

Automatic Dish Recommendation System for People Dining Together Dining is clearly indispensable for our life and closely connected to the feeling of happiness and the life quality. So a tabletop dish recommendation system for multiple participants dining together in response to their dining status, which is named the Group Future Dining Table, is presented. The Group FDT system recognizes multiple users’ real time dining activity, stores it as the dining history, and gives dish recommendation in response to the dining…

It is important to acquire communication data, which is the main research target in communication research. However, there has never been a system that can record incidental communication that occurs regardless of location. It has become possible to record communication data for a lifetime because of the cost reduction of information media and the performance of miniaturized computers. However, most of the data is unnecessary. To get the data of the incidental communication, in this study, we have developed a…

The task learning MR system has various forms besides the self-study in the classroom lecture and the reference book. In order to support the learning of “operation” with the movement of the body, we develop a learning support system by presenting the teaching image in the mixed reality (MR). By using the mixed reality technology, the learner can see the example while doing actual operation by himself. In addition, the system can also identify the status of learners, according to…

Interactive The interactive advertising system is a system that determines the relationship between friends, business, lover, family, and others. By measuring the person’s distance, the number of people and the height by the stereo camera attached to the ceiling, if it is close to the person’s distance, it is identified as a lover, and if there is a person whose height is low, it is distinguished from the family. It is a smart advertising system that automatically shows the advertisement…

Mixed reality (MR), as shown in the figure below, is a technology that synthesizes the real world and the virtual world by presenting users the image that superimposes computer graphics (CG) in the real world. Users will feel like the CG appears as it exists in the real world. The distributed meeting can also be realized by superimposing remote meeting participants in the real world as CG avatars using mixed reality. Recently, MR is discussed as a way to let…