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진동주,양광모,박주식,강경식 明知大學校 産業技術硏究所 2002 産業技術硏究所論文集 Vol.21 No.-
최근 기업활동의 자재구매, 제조, 보관 및 운송, 유통/판매까지 포함한 공급체인 전체에 대해 통합관리가 중요한 과제로 부각되고 있다. 현대의 고객들은 제품이나 납기, 품질과 같은 부문에서 높은 서비스를 받고 싶어한다. 이에 따라 오늘 날의 대부분의 기업들은 고도의 기술을 요하는 정보시스템의 도입과, POS, Data Mining 등과 같은 기술들을 이용하고 고객의 요구사항들을 적시, 적소에서 파악하여 고객이 요구하는 상품과 서비스를 공급하기 위하여 최선의 노력을 다하고 있다. 최초의 공급자로부터 소비자까지 상품이 전달되는 과정 중에서 재고와 물류기용은 모든 비용의 대부분을 차지하고 있다. 이에 대한 비용을 줄이려고 하는 것이 공급체인관리(SCM)의 기본적인 목적이라 하겠다. 이에 본 논문에서는 공급체인관리(SCM)에 대한 개념과 배경, 필요성 등을 정리하고 주요 SCM solution에서 제공하는 기능 및 사용된 방법론을 분석하여 이를 바탕으로 주문 접수 시 주문물량의 가능납기를 산정하기 위한 입력데이터, 고려요소, 연산절차 등을 포함한 ATP(Available to Promise) 모델을 제시한다.
초산 수용액을 포함한 4성분계에서의 용제회수에 관한 연구
박동원,장윤식,최성욱,김영일,서진기 동아대학교 환경문제연구소 1998 硏究報告 Vol.21 No.1
Due to the rising cost of energy, new separation processes based on extraction are becoming more attractive than before. Thus, the need for calculating and predicting liquid-liquid equilibria(LLE) compositions has very much increased. The purpose of this study is to determine and describe LLE data for the quaternary system containing acetic acid aqueous solution and solvent at 25℃. We investigated that the selection of the optimum solvent to separate acetic acid from aqueous solution and compared with ternary and quaternary LLE including binary solvent also.
에지 영상을 이용한 MPEG 비디오의 점진적 장면전환 검출
류한진,유헌우,장동식 한국경영과학회 2001 한국경영과학회 학술대회논문집 Vol.- No.1(2)
In this paper, a new algorithm for dissolve scene change detection in MPEG frame sequences is proposed. The proposed algorithm is based on the fact that most of dissolve curves can be characterized by a variance distribution of edge information in the frame sequences. Average edge frame sequences are obtained by performing "sobel" edge detection twice. Features are extracted by comparing a variance with those of local blocks in the average edge frames. Those features are further processed by the opening operation to obtain a smoothing variance curve. The lowest variance in the local frame sequences is chosen as a dissolve detection point. Experimental results show that the proposed algorithm retrieves up to 18 dissolves in total 20 dissolves of some tested videos.
김진범,이인희,윤동식 대한무도학회 2000 대한무도학회지 Vol.2 No.1
This study aims to examine the background and die concrete physical activities of hwarang("flower of youth") of Silla for the purpose of deducing modem significance from a standpoint of the martial arts history. I have reached the following conclusions. First, the religious aspect of the hwarang was characterized by the factors of shamanism, taoism, and Buddhism. The actions of the hwarang as manifested in their physical activities originated from the ideological groundwork of the hwarangdo(hwarangship). The hwarangdo seems to have been based upon the racial tradition and belief for the express purpose of defending national territory and sovereignty by closely uniting and specially training the elite youth so that they could be of great use to the country not only militarily but socic-politically as well. When in perfect alignment with this supreme policy of the state, the hwarangdo seems to have functioned as the strongest internal movement - national movement. The central ideology of the hwarangdo were loyalty, filial piety, and mutual trust. Second, the physical activities of the hwarang may be classified into three categories - hunting, singing and dancing, and martial art. Hunting includes political and military methodology. Some hunting pictures of the Silla dynasty, however, showed scenes akin to recreation. Third, the physical activities of the hwarang had a close relation with education. It is worth notice that in training the hwarang not merely physical education but also moral and musical education were placed great importance on. On of the educational objectives in training the hwarang was apparently to produce Hercules or warriors that were m great demand in the country and society. The hwarng was supposed to be a youth of perfect health and undaunted courage and one who boldly stood up to an injustice. In short, the ideal the hwarang sought was to become a balanced personality with sufficient intellectual and emotional cultivation as well as being a master of martial arts by constantly practicing physical training.