• Title/Summary/Keyword: History of Changes

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Travel and Social Changes in Modern Jiangnan

  • Zhou, Ye
    • Journal of East-Asian Urban History
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    • v.2 no.2
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    • pp.309-339
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    • 2020
  • Obviously the speed of dissemination of new, modern ideas in Jiangnan was closely related to the development of transportation. Looking back at the history, the backwardness of transportation in the early modern Jiangnan restrict the dissemination of new ideas in this region and then the situation changed a lot since the 1890s, when the spatial distance between Shanghai and Jiangnan was remarkably shortened, the dissemination of new ideas was accelerated, and the new ideas in return significantly influenced the Jiangnan society. It was the constantly improved transportation that facilitated the diversification of channels disseminating information and made the dissemination itself faster. As a consequence, the new ideas, knowledge, and things were rapidly disseminated and popularized in Jiangnan, thereby giving impetus to the social changes in this region.

Propagation of Engineering Changes for Supporting Consistent Product Data View (일관된 제품자료관점을 지원하는 설계변경 전달에 관한 연구)

  • 도남철
    • Korean Journal of Computational Design and Engineering
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    • v.8 no.2
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    • pp.90-100
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    • 2003
  • Engineering change (EC) objects are the data structure and related operations that can support applications for EC procedures or processes. Their functionalities include controlling management data, specifying related product structure, and archiving a history of product structure changes for EC management. In this paper we introduce a systematic approach to support the propagation of changes between different product structure views using the history of structure changes in EC objects. The change propagations supported by EC objects enable designers to maintain the consistency of multiple product structure views for engineering, manufacturing or even customer support applications. This paper also includes EC examples and experimental implementations for the proposed EC objects.

Comprehensive Study on the Origins and Changes in Kimchi Recipe (김치의 기원과 제조변천과정에 대한 종합적 연구)

  • Park, Chae-Lin
    • Journal of the Korean Society of Food Culture
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    • v.34 no.2
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    • pp.93-111
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    • 2019
  • This paper provides a comprehensive description of previous studies of making and developing kimchi in terms of the origins of kimchi and the changes in the history of kimchi, along with newly discovered data, including the collection of works in Joseon Dynasty as well as old cookbooks discovered after the year 2000, and latest research in related disciplines, e.g., ancient history studies, archeology, and linguistics. Because new ruins and relics, such as the Liao-ho Civilization in the Northeast Asia continent, which was closely related to Dongyi tribes, have been discovered and studied, it is important to determine how to reflect the outcome of archeological studies on the origin of preserved vegetables. In addition, to describe the background and changes in the independent formation of making Korean kimchi chronologically, they were divided into the following: development from jjanji to singunji; formation of the basis for seokbakji dressed with fermented fish sauce; settlement of seokbakji culture for dressing seokbakji with fermented fish sauce and spices, including chili varieties when they were introduced; and establishment of the method for making whole cabbage kimchi, which is currently typical kimchi made by adding the seokbakji as the stuffing of the cabbage kimchi, to examine the time and specific details of the change.

A Study on the change process of museum building and exhibit space (박물관건축과 전시공간의 변천과정에 관한 연구)

  • Kwon, Soon-Kwan;Kwon, Hyuk-Jin
    • Journal of The Korean Digital Architecture Interior Association
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    • v.12 no.1
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    • pp.15-23
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    • 2012
  • Museums in Korea have a long history of 100 years. It is not too much to say, though, that in fact, they in the history have lasted only for 20 to 30 years. Daejeon World Expo in 1993 and the foundation of local governments in 1995 not only played an important role in the growth of museums, but also affected the spatial development in terms of architecture and exhibition. Based on the theoretical background of museums' historical, formative, and exhibition-spatial changes, this study grasps the changes in public museums established during the last 20 to 30 years, and analyzes the changing roles of museums in the future. The preliminary study shows that the formative and spatial changes of museums partially resulted from the changes in visitors' pattern. Besides, as a result of the utilization of PEST Analysis, a macroscopic competition analysis method, it turned out that the construction of public museums in Korea was promoted with in mind the political and social significance after the establishment of the autonomous government. For unique museums to be established in local regions, it is necessary to proceed with a consistent investigation on museums in various perspectives rather than merely relying on the administrative exhibition services led by the organizations.

A Comparative Study on the Difference Between Herbal Formulations in Dongeuibogam and their Original Chinese Medical Texts (《東医宝鑒》 方劑引文与代表性中医原著比較硏究)

  • Kang, Hyeok-Jun
    • The Journal of Korean Medical History
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    • v.22 no.1
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    • pp.91-128
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    • 2009
  • This is a study on the difference between herbal formulations cited in Dongeuibogam and their original Chinese texts. We focused on the changes of herbal formulations from their original Chinese texts in the course of compilation of Dongeuibogam. We searched for the reason of this change on various aspects. Our findings confirmed the need for further studies in this field Through this study, we concluded that the changes between the original Chinese texts and Dongeuibogam are a consequent phenomena of historical progression. We hope lor this study to act as a foundation for further advanced studies.

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On Induction and Mathematical Induction (귀납법과 수학적 귀납법)

  • Koh, Youngmee
    • Journal for History of Mathematics
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    • v.35 no.2
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    • pp.43-56
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    • 2022
  • The 21st century world has experienced all-around changes from the 4th industrial revolution. In this developmental changes, artificial intelligence is at the heart, with data science adopting certain scientific methods and tools on data. It is necessary to investigate on the logic lying underneath the methods and tools. We look at the origins of logic, deduction and induction, and scientific methods, together with mathematical induction, probabilistic method and data science, and their meaning.

Evaluation of Railway Trends by Railway Characteristic Factors (철도차량 특징요인에 의한 철도차량 트렌드 평가)

  • Lee, Hee-Yup;Kim, Chang-Hyun
    • Journal of the Korean Society for Railway
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    • v.9 no.6 s.37
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    • pp.705-710
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    • 2006
  • The railway has been developed largely by the characteristic factors of the railway through change of the society and culture. The railway trends has been changing from instinctive methods to settle the mass transport of the early days, to sensitive methods to pursue the railway culture centering around human being. As dividing by period according to the changes of railway trends into the external nation, there are to analyze the development history of the railway design. Accordingly each nation (United Kingdom, Germany, France, Japan) and the style's change, to confirm the changes into the design applied in society and culture needs, and to analyze by a year in changes of the environment and the railway history from the 1800's to 2005, so there contribute in the development of railway design to present the paradigm of the future railway by analyzing the trend according to the changes of railway design and the life environment in this paper.

A Study on Changes of Traditional Wall Technique (전통 벽체 기법 변화에 관한 연구)

  • Cho, Young-Min
    • Journal of architectural history
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    • v.23 no.4
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    • pp.47-56
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    • 2014
  • Traditional wall is ground coat, twice plater, last plaster by such a process has made a wide variety of used materials and techniques are accordingly diverse. These traditional techniques handed down the traditional walls of the techniques, rather than coming to the lowered cut off at any moment from now when the technique is used, not knowing whether to be used. Repair and restore cultural property maintenance work, it is not only the outward form hiding inside it is a technique to keep the preservation of cultural assets can be called true. When viewed from the side walls of these conventional techniques to reveal changes in the traditional process by looking at the changes in technology with traditional techniques for cause shall be made in stock. This paper is from the late Joseon Japanese occupation of techniques ranging from traditional wall to reveal the change process to its current significance of cultural property repair method to be helped.

Changes in Teaching Behaviors and Awareness of Pre-service Mathematics Teachers by Using Survey on Self-reflection during Education Practices (반성적 수업 분석지를 활용한 교육실습에서 중등수학 예비교사의 교수행동 및 인식 변화)

  • Kwon, JongKyum
    • Journal for History of Mathematics
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    • v.27 no.5
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    • pp.365-384
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    • 2014
  • The purpose of this study is to assess the changes that occur to pre-service mathematics teachers by using survey on the self-reflection during their education practices. For four weeks of the education practice period, the changes to pre-service teachers are analyzed from teaching and learning perspectives. The teaching perspective is sub-categorized into lesson contents, teaching methods, and evaluation on teaching, and the learning perspective is sub-categorized into monitoring on learning, support for learning and evaluation on learning. The analysis shows that significant changes occur in teaching contents from the teaching perspective and in all the sub-categories from the learning perspective. Based on the analysis, preservice teachers are suggested to utilize self-reflection programs during their education practices to promote their professionalism in teaching.

The Natural History of Anterior Cruciate Ligament Deficient Knee (전방십자인대 손상 슬관절의 자연적 병의 경과)

  • Kim, Hyoung-Soo
    • Journal of the Korean Arthroscopy Society
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    • v.1 no.1
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    • pp.41-46
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    • 1997
  • The natural history of the anterior cruciate ligament(ACL)-deficient knee remains controversial. although numerous investigation have tried to ascertain the course that the knee would follow once the ACL has lost functional integrity. An extensive review of the literature performed according to symptoms. physical examinations, associated surrounding tissue injuries. returns to activity level and radiological changes in the knee joint. An active individual with a non-functioning ACL was susceptible to injury to the menisci and deteriorate the articular cartilage, followed radiographic changes. An activity levels in general also changed after injury. The most common symptom was pain. But instability varied in these individuals. Conclusively we believe that all these factors will eventually, if not initially, result in a symptomatic knee. which will result in significant limitations to the individual's desired level. So we recommend an aggressive approach in person who desired to return to a relatively active life style in young person as well as in middle aged individuals who have significant symptomatic ACL deficient knee.

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