• Journal of the Korean Data and Information Science Society
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• 제18권4호
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• pp.859-868
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• 2007

The present paper deals with the ordering problem for how to teach mathematical concepts successfully. Main object is the concept of continuous functions which is fundamental in analysis and topology. At first, the theoretical organization of this concept is investigated through several texts in related field, calculus, analysis and topology. And next, the historical order for this concept from the viewpoint of problem-solving is considered. Based on these two materials, we suggest a lecturing organization order in order to establish a balanced unification of three concepts - intuitive, logical and formal concepts.

• Wind and Structures
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• 제6권5호
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• pp.357-386
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• 2003

A number of methods based on various ideas have been proposed for simulating the non-Gaussian stationary process. However, these methods have some limitations. This paper reviewed several simulation methods based on the translation method using logarithmic and polynomial functions, which have emerged in the history of statistics and in the field of civil engineering. The applicability of each method is discussed from the viewpoint of the reproducibility of higher order statistics of the object function in the simulated sample functions, and examined using pressure signals measured from wind tunnel experiments for various shapes of buildings. The parameter estimation methods, i.e. the method of moments and quantile plot, are also reviewed, and the useful aspects of each method are discussed. Additionally, a simple worksheet for parameter estimation is derived based on the method of moment for practical application, and the accuracy is discussed comparing with a set of previously proposed formulae.

• Journal of the Korean Society for Industrial and Applied Mathematics
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• 제8권1호
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• pp.11-30
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• 2004

Access Control is one of essential branches to provide system's security. Depending on what standards we apply, in general, there are Role-based access control, History-based access control. The first is based on subject's role, The later is based on subject's history. In fact, RBAC has been implemented, we are using it by purchasing some orders through the internet. But, HBAC is so complex that there will occur some errors on the system. This is more and more when HBAC is used with other access controls. So HBAC's formalization and model which are general enough to encompass a range of policies in using more than one access control model within a given system are important. To simplify these, we design the mathematical model called non-access structure. This Non-access structure contains to historical access list. If it is given subjects and objects, we look into subject grouping and object relation, and then we design Non-access structure. Then we can determine the permission based on history without conflict.

• 한국가구학회지
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• 제24권3호
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• pp.293-301
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• 2013

Through 1960 and 1970s, there had been constant endeavor in order to succeed the korean traditional architectural heritages. Among those efforts Ahn Yung Bae's book "Exterior Space in Traditional Korean Architecture"presented unique methodology utilizing abstraction of space and movement of subject. His method doesn't refer traditional form of architecture. He ignores formal elements. Instead, he reads space through subject's movement and this reading act creates meaning of space. So, he constructed knowledge not about the object of traditional architecture but the subject of today. Ahn's book opens new discourse based on traditional korean architecture. His analyses didn't deal with the form of traditional space, but the experiences of observer. However many historical documents related to architecture had not been interpreted until nineties and the succession of heritage became to be broken by modernity through 20th century. In this situation his book showed the unavoidable method, that is, the modernization of tradition.

• 복식문화연구
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• 제9권6호
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• pp.881-892
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• 2001

Applying the globalization theory to the fashion phenomena which regarded the phenomena of the contemporary culture as globalization, this study had an object of looking into the globalization tendency of the fashion phenomena shown Paris, London, Milno, New York, Tokyo, and Seoul collections from 1995 to 1999. The results of this study were as follows; 1. It was the blend of romanticism that was the most common trend shown at the six world collections. 2. The works appeared at the six world collections showed the regional peculiarity under the historical background or the sociocultural influence each city had. 3. Another character appeared at the six city collections was the appearance of multi-ethnic style mixed various regional motive at a work. After all, the world fashion phenomena in the second half of 1990's could be condensed into globalization appeared homogenization, regionalization and hybridization at the same time.

• 복식문화연구
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• 제7권1호
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• pp.68-81
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• 1999

This paper makes a report of Shaman\`s ritual performed among Korean resiednts in Japan as socio-historical facts, and this also examines the symbolic meanings of Shamans\` costumes. The results are as follows ; 1) At the ritual of Jungsip-Wang Maji, Shamans wear Gwandae, Kunbok, Jangsam, Durumaki, and Chima-jugori. These costumes show that their wearers are priests and gods at the same time. 2) The reason why Simbang performs the ritual in different costumes at different Jaechas is that each object-god needs different costumes to represent its different character. 3) Shamans\` instruments consist of musical instruments and other instruments. Among the musical instruments are such percussions as Buk, Jing, Janggo and Sulsae. Among other insttruments are Sindo, Sanban and Yoryung. 4)Shamans think that the musical instruments have magic powers to drive out minor demons and invite gods. Sindo, Sanban and Yoryung are thought to be the symbolic instruments representing god\`s will.

• 한국정보과학회:학술대회논문집
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• 한국정보과학회 1999년도 가을 학술발표논문집 Vol.26 No.2 (1)
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• pp.343-345
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• 1999

데이터베이스 시스템은 실세계에서의 객체들이 다양한 모델링을 통하여 구축된 데이터베이스에 대해 검색, 갱신, 분석 출력 및 논리적인 일관성 제어 등을 할 수 있는 소프트웨어 시스템이다. 그러나 전통적인 데이터베이스 시스템은 시간에 따라 변화하는 데이터의 이력을 관리 할 수 없다. 따라서 이력정보(Historical Informations)를 관리할 수 있게 하기 위해서는 시간차원의 확장이 필요하다. 즉, 기존의 데이터베이스 시스템이 제공하지 못하였던 각 정보들의 이력관리와 이력을 이용한 다양한 서비스를 가능하게 하도록 시간차원을 지원할 수 있는 데이터베이스 시스템을 시간 데이터베이스 시스템이라 하며, 이를 위하여 이 논문에서는 객체관계형 데이터베이스 시스템을 기반으로 객체관계형의 특징과 레이어 개념을 이용하여 새로운 시간차원을 확장함으로써, 기존의 시스템을 현 상태로도 유지할 수 있는 시간 데이터베이스 시스템을 말한다.

• 한국IT서비스학회:학술대회논문집
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• 한국IT서비스학회 2006년도 추계학술대회
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• pp.593-599
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• 2006

Including technical device and general information system, the information-technical(IT) system is defined as the technical system for acquiring, processing, storing and transferring information to a person. This paper presents Knowledge-based Heuristic Evolution Model for creating the advanced information-technical system. This Evolution Model is derived from the historical review on definition of evolution, the research on the architecture of the general IT system, history of IT system, technology innovation theory and multi-case study research. The evolution model is applicable to the conceptual creation of the advanced product in R&D organization requiring development methodologies like rapid-prototyping to develop next generation product. For the detailed theoretical construction and practical application of Evolution Model, the case study research based on action research is performed. the object of the case study is mobile device, especially mobile hand-held phone. Thus, we obtain the Evolution Model for creating the advanced information-technical system.

• 영어영문학
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• 제60권2호
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• pp.339-363
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• 2014

This essay reconsiders the subject of Romantic self-consciousness in a post-de Manian perspective. Self-consciousness is an attribute of Romantic lyricism whereby the poetic speaker I remains conscious of how (s)he feels or lives here and now. This self-reflective feature of Romantic poetry has been controversially interpreted either as self-centered solipsism or as self-expressive objectivism. The question is stirring more disputes among Romantic critics after the advent of New Historicism and Feminism. These two historicistic approaches reprove Romantic poetry for a lack of the sense of history and ascribes it to Romantic self-consciousness. They argue that Romantic poets in general displace historical materiality into an object of internal consciousness, so negating absurd social realities "merely to gain their own immortal soul." This essay targets to overcome this negative stance on Romantic self-consciousness with a "subversive" return to Paul de Man's criticism of Romantic internality.

• 이베로아메리카
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• 제23권1호
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• pp.79-111
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• 2021

The purpose of this article is to present the potential of balangandãs as a documentary source for intersectional studies of gender and slavery, from the analysis of formal and symbolic aspects of the museum objects in the Museu Nacional Nacional (MHN) and Museu Carlos Costa Pinto (MCCP). Balangandãs are a type of creole jewelry, made in gold or silver and used in Brazil since the 18th century by black women - women who worked, especially in the commercialization of foodstuffs in large urban centers. They are described in printed sources and engravings, and preserved in some museum institutions. In the study, the meanings attributed to the object over the centuries are observed: jewelry, amulet, peculium, document, travel memory and heritage. As a result, the article seeks to highlight the objects as a historical and documentary source, verifying similarities between the pieces musealized at the MHN and at the MCCP, also emphasizing the documental power of the pieces produced today.