... set by using clustering and classification. For comparative analysis, this research sets NAVER as a leading company and DAUM as a following company in e‐business industry. Findings This research proposes nine business model components to evaluate a patent from business perspectives. Second...

... of variation for a production unit consisting of many processes. In the first part of this paper, the background of variability detection in production systems is introduced which is then followed by a weighted network corresponding to correlation matrix of all processes. Based on the network and clustering...