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尹載殖 全北大學校 1983 論文集 Vol.25 No.-
These days, Since most of streets in the large cities are perfectly paved and restoration of rainwater into the earth are intercepted, groundwater is dried up and also there is much trouble in the bringing up of street trees. For the purpose of the restoration of rainwater into the earth, the members of the constrction bureau in To-Kyo-Do tested porous pavement and continue to investigate and collect data. And so this study analyzed the results of the pursuit investigation which were practiced at the construction bureau in To-Kyo Do.
遠心力鐵筋 Concrete杭의 Shoe形狀과 支持力에 關한 考察
尹載殖,鄭斗永 全北大學校 1972 論文集 Vol.14 No.-
The foundation pile of general construction or foundation pile of the pier is one of the most important parts in the plan of foundation piling work or constructional work, especially, the form and the design of pile can be divided into the states of soil on the constructional work and the method of construction. Recently, some results of observing in the field of constructional work in the piling of centrifugal re inforced concrete were already reported. Therefore, I studied some problems of the design of pile and the strength of its constructions which one observed in view of the constructional work by testing pile.
尹載殖 전북대학교 공업기술연구소 1982 工學硏究 Vol.12 No.-
These days, since most of treets in the large cities are perfectly paved and restoration of rainwater into the earth are intercepted, groundwater is dried up and also there is much trouble in the bringing up of street trees. For the pupose of the restoration of rainwater into the earth, the members of the construction bureau in To-Kyo Do tested porous pavement and continue to investigate and collect data. And so this study analyzed the results of the purstit investigation shich were practiced at the construction bureau in To-Kyo Do.
尹載殖 전북대학교 공업기술연구소 1984 工學硏究 Vol.15 No.-
In this study, the actual survey, Correction and calculation for a triangular net were done by the methods of triangulation and trilateration respectively, and their accuracies and consuming costs were compared by the results obtained from the above two methods. In conclusion it has been proved that the method of trilateration is more advantageous than that of triangulation in terms of both accuacy and consuming costs.
윤재식,남태희,조성진,김석태,Yun, Jae-Sik,Nam, Tae-Hee,Cho, Sung-Jin,Kim, Seok-Tae 한국정보통신학회 2010 한국정보통신학회논문지 Vol.14 No.6
본 논문에서는 기존의 MLCA(Maximum Length CA) 및 여원 MLCA 기반의 난수열을 이용한 영상 암호화 방법의 문제점을 제시하고 이를 해결하기 위한 암호화 방법을 제안한다. 기존의 암호화 방법은 영상에서 인접한 픽셀간의 유사한 색상 값을 가지는 특성으로 인해 암호화된 영상에 원영상의 윤곽이 나타나는 문제점이 발생한다. 본 방법은 MLCA 기반의 난수열을 생성하고, 이를 이용해서 픽셀의 색상 값뿐만 아니라 공간좌표를 무질서하게 변환함으로써 영상을 암호화한다. 이러한 방법은 영상 데이터를 시각화하기 위한 영상의 기본 정보인 픽셀의 색상 값과 공간좌표를 변환시키기 때문에 기존 암호화 방법보다 향상된 암호화 결과를 얻을 수 있다. 히스토그램 및 키 공간 분석을 통해 본 암호화 방법의 안정성을 평가한다. This paper presents a problem of existing encryption methods using pseudo-random numbers based on MLCA or complemented MLCA and proposes a method to resolve this problem. The existing encryption methods have a problem which the edge of original image appear on encrypted image because the image have color similarity of adjacent pixels. In this proposed method, we transform the value and spatial coordinates of all pixels by using pseudo-random numbers based on MLCA. This method can resolve the problem of existing methods and improve the level of encryption by encrypting pixel coordinates and pixel values of original image. The effectiveness of the proposed method is proved by conducting histogram and key space analysis.