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Development of Knowledge Code Converter for Design Knowledge Management
Nomaguchi, Yutaka,Shimomura, Yoshiki Society for Computational Design and Engineering 2005 International Journal of CAD/CAM Vol.5 No.1
This is a report on a new methodology to manage design knowledge by utilizing a knowledge-based CAD and a prototype system named $C^3$ (Cubic; CAD knowledge Code Capacitor), which is being developed using our methodology. $C^3$ facilitates (i) the automatic generation of a knowledge code for a knowledge-based CAD by processing design documents written in the format near the natural language, such as English or Japanese, and (ii) automatically generation of a design document written in the format near the natural language from the knowledge code. The features of the system facilitate document-based design knowledge management which reduces the designer's load to encode and maintain design knowledge, because it is easier for a designer to treat a natural language description than a coded description.
A Method for Structuring Service Failure Factors to Realize Highly Reliable Services
Junpei Saito,Yusuke Kurita,Yoshiki Shimomura,Koji Kimita (사)한국CDE학회 2013 한국CAD/CAM학회 국제학술발표 논문집 Vol.2010 No.8
As society matures, customer requirements have become more varied. Services have been attracted increasing attention from industry and academic field as an effective mean to satisfy such varied customer requirements. In order to make a profit, it is important for companies to build and maintain long-term relationships with customers. Therefore, service providers should maintain their service quality and always satisfy their customers. To realize highly reliable product or services, in general, it is an effective approach to prevent failures from occurring in the use phase. Therefore, it is necessary that analysts identify the factors that could cause service failure and take appropriate measures against the target failure factor in advance. However, service failure factors are varied compared to physical products because service failures occur due to uncertainty elements such as human factor. In this study, we aim to enable service analysts to identify the critical failure factor from a number of failure factors. To achieve this, we identify complex failure factors and relationship among them from the viewpoint of the field where the service provided. This paper proposes a method for structuring the causal sequence between service failure factors by using a method of system modeling.
Tateyama, Takeshi,Chin, Hiroshi,Kawata, Seiichi,Shimomura, Yoshiki Society for Computational Design and Engineering 2008 International Journal of CAD/CAM Vol.8 No.1
Scene Transition Nets(STN) is a very useful modeling method for discrete-continuous hybrid systems. However, it is difficult to write STN in standard object-oriented programming languages because STN programming requires much skill of object-oriented programming and high knowledge of STN of designers. To overcome this problem, the authors have developed a useful GUI simulator software for modeling and simulations of STN. The experimental results of a transport system including an AGV showed the availability of our software.
Kazuhiro Oki,Yusuke Kurita,Kentaro Watanabe,Ryosuke Chiba,Yoshiki Shimomura (사)한국CDE학회 2010 한국CAD/CAM학회 국제학술발표 논문집 Vol.2010 No.8
Recently, economic conditions have been worsening and the structure of industry has been changing dramatically. To cope with this condition, a highly creative service has become important topic since its creative contents are one of the effectiveness ways to differentiate a firm’s services from those of its competitors. However, there have been only few studies that directly support the creation of new service contents, e.g., a design support system for service by using information-processing technology. In this paper, we propose a design support system for service with the aim of fulfilling target customer requirements by using the knowledge of different service’s business.
A Simulation Tool for Service Visualization and Service Evaluation
Takeshi Tateyama,Satoshi Mikoshiba,Ryosuke Chiba,Kentaro Watanabe,Yoshiki Shimomura,Seiichi Kawata (사)한국CDE학회 2010 한국CAD/CAM학회 국제학술발표 논문집 Vol.2010 No.8
One of the main problems in service engineering which is a new academic fields is how to evaluate complex services designed based on he concept of service engineering. Though service flow simulation is promising and necessary to evaluate complex services, there are few effective software tools to simulate and evaluate services. In this paper, the authors propose a service flow simulation method using scene transition nets (STN) that is a graphic modeling and simulation method for discrete-continuous hybrid systems. This method visualizes discrete flows of services and temporal changes in the values of customer satisfaction and various other variables of service models. The experimental results of simulation of an online DVD rental service have showed the availability of our method.