• Title/Summary/Keyword: national-to-national wars

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A direction of warfighting experiments for a scientific combat Development (과학적 전투발전을 위한 전투실험 발전 방향)

  • Chung, Choon-Il;Lee, Myeong-Woo
    • Journal of National Security and Military Science
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    • s.5
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    • pp.351-392
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    • 2007
  • Combat Development is process of studying and developing concept, doctrine, weapon systems, organization and training for the improvement of combat capability to be ready present and future warfare. The combat development domain consists of 6 fields Doctrine, Organization, Material, Training, Personnel, and Facilities. The cornerstones of combat development are "How to prepare" and "How to fight" in the future warfare. ROK- TRADOC(Republic of Korea Army Training and Doctrine Command) has implemented combat development that applies CBRS (Concept-Based Requirements System) and "Vision - Capstone concept - operating and functional concept - FOC(Future Operational Capabilities) Requirements". To prepare for the possibility or new types or wars in the future, the creation of new concept and system is essential. Though verification with various instruments, combat power can be secured and exhibited. Combat development by empirical mind estimation means that is no longer relevant.To prepare combat development based on scientific analysis, there is a need for powerful engineering analysis and verification, in order to prepare for uncertain and diverse future battlefield environments. In this thesis, warfighting experiment is essential ways and means to pursue the scientific combat development ; investigated tendency of combat development environment, and analyzed diversification aspects of possible future warfare. In conclusion, concept of campaign experiment and role is the conerstone of scientific combat development; and lays out the roadmap of all affecting components to its development.

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Studies of Building layout and ground use in the early days of Japan Women's College: Campus design for private colleges in a modernizing Japan

  • Suzuki, Maho
    • Journal of East-Asian Urban History
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    • v.1
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    • pp.135-154
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    • 2019
  • This paper reveals the influence of urban and social contexts on the early building layout of Japan Women's College (JWC), one of the first women's colleges in Japan. According to the unpublished plans, the main building and other major structures, at the first stage, formed a three-sided quadrangle with site-wide organization, which was similar to contemporary National colleges. This impressive design, however, disappeared in the final plan. Although the school is the largest in student number and in campus ground size compared to other contemporary private colleges at its establishment, the subdivided land acquired in the private land market forced JWC to give up the organic composition of buildings. Under the framework of donation-based finance, it needed to start construction quickly for further support from the public, which prevented the school from acquiring enough time to adjust land ownership. These constitute the major differences with national schools. The founder's emphasis on the physical exercises, which reflected the public interest in physical strength of mothers in the time of wars, gave preference to securing sufficient open space over the order of buildings.

Study on the Characteristics of Western Rocker Style in Mid 20th Century (20세기 중기 서양 흔들의자의 양식적 특징)

  • Lim, Seung-Taek
    • Journal of the Korea Furniture Society
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    • v.23 no.3
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    • pp.271-289
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    • 2012
  • This study analyzes the Western rocking chair style of the middle of the 20th century (1945~1970), and investigates academically characteristics from formative and practical points of view. The purpose of this study is to provide basic information on the design and production of the modern Korean rocking chair. In the 20th century, the production of the Western rocking chair displayed principles of both functionalism and optimism. These rocking chairs are constructed of various industrial materials including reinforced plastics, moulded plywood, aluminium, and steel as well as wood. Furthermore, a rocking chair suitable to the human body is made by industrial growth and innovative fabrication techniques such as designer's plastic from military in the First and Second World Wars. In those days, there are many different types of rocker style - traditional, plastics, structural, moulded plywood & bending, metal tubular, and wire mesh. More specifically, through economic prosperity and plastic development, the rocking chair is able to have light and bright colors, which shows sensible formality of the modern and structure.

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Principles of War under the NCW environment (네트워크 중심전(NCW)하에서의 군사작전 원칙)

  • Choi, Seong-Su
    • Journal of National Security and Military Science
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    • s.8
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    • pp.311-350
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    • 2010
  • War has been existing with human history. There seems to be two approaches of war study. One is to deter war among politicians, the other is to get victory in a war among soldiers. Many scholars and soldiers tried to find out the way of victory at war, that is, the major factors of victory at war. They found out some factors that dominate the victory of war through numerous experiences of war, and we call it 'principles of war'. The principles of war which we are using has been shaped during past three centuries. But, nowadays rapid change in the environment of war has brought the change of features of warfare and method of waging war. NCW may be the most typical example of new environment of war. The Iraque War may be the most recent modem war performed under the NCW environment. And the Iraque War brought up the need of new principles of war adaptable to the NCW environment. This article is focusing on new principles of war that comprehends future wars. I suggest that some principles of war which we are using should be supplemented to be understood its own conception, and new principles are needed such as principle of paralysis, principle of synchronization & Integration.

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A novel method for generation and prediction of crack propagation in gravity dams

  • Zhang, Kefan;Lu, Fangyun;Peng, Yong;Li, Xiangyu
    • Structural Engineering and Mechanics
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    • v.81 no.6
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    • pp.665-675
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    • 2022
  • The safety problems of giant hydraulic structures such as dams caused by terrorist attacks, earthquakes, and wars often have an important impact on a country's economy and people's livelihood. For the national defense department, timely and effective assessment of damage to or impending damage to dams and other structures is an important issue related to the safety of people's lives and property. In the field of damage assessment and vulnerability analysis, it is usually necessary to give the damage assessment results within a few minutes to determine the physical damage (crack length, crater size, etc.) and functional damage (decreased power generation capacity, dam stability descent, etc.), so that other defense and security departments can take corresponding measures to control potential other hazards. Although traditional numerical calculation methods can accurately calculate the crack length and crater size under certain combat conditions, it usually takes a long time and is not suitable for rapid damage assessment. In order to solve similar problems, this article combines simulation calculation methods with machine learning technology interdisciplinary. First, the common concrete gravity dam shape was selected as the simulation calculation object, and XFEM (Extended Finite Element Method) was used to simulate and calculate 19 cracks with different initial positions. Then, an LSTM (Long-Short Term Memory) machine learning model was established. 15 crack paths were selected as the training set and others were set for test. At last, the LSTM model was trained by the training set, and the prediction results on the crack path were compared with the test set. The results show that this method can be used to predict the crack propagation path rapidly and accurately. In general, this article explores the application of machine learning related technologies in the field of mechanics. It has broad application prospects in the fields of damage assessment and vulnerability analysis.

A Study of Names Used on Seals in the Age of Civil Wars in China (중국전국시대 인장(印章)에 반영된 인명 특징 연구)

  • Moon, Byung-soon
    • Cross-Cultural Studies
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    • v.19
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    • pp.25-38
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    • 2010
  • The "Name" is not only representative of a person but also a cultural heritage containing national cultures. Therefore, we can easily find some cultural value from the square inch sized seal texts. This article is a comprehensive study of the characteristics of names appeared on the seals in the Warring States Period. In the Warring States Period, single name is generally used for naming and this style can be divided into 13 categories. Except unavoidable cases, such as using the name of place, the name of person or the reason of physical characteristics, using double name is very rare and this style can be categorized by 8 kinds. In result, using double name is defined as a fringe method of naming in the Warring States Period. In addition, we can find a big difference between the names of Warring States Period and those of Post-Qin and Han Dynasties in the structural aspects. In conclusion, understanding of the characteristics of names from the Warring States Period can be a great help to better understanding of ancient books and unearthed documents.

Following the Cold War, both the United States' military operational concept and the Republic of Korea Army's developmental study (탈냉전기 미국의 군사작전 개념과 한국군 발전방향 연구-합동작전을 중심으로)

  • Lee, Se-Han
    • Journal of National Security and Military Science
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    • s.2
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    • pp.121-163
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    • 2004
  • Science technique development expanded into, not only land, sea, and air operations but also those of airspace, and cyber battle spaces. It is generally accepted at this time that space centric operations currently cannot be effectively divided from air operations. However, science and technology advancements make it possible to integrate Army, Navy, Airforce, and Marine forces into effective operations as never before. The Republic of Korea Armed Forces needs to establish a more effective joint concept. The US military, considered by many experts as the most effective in the world, understands the necessity of joint operations and accordingly has highly developed its own concept of joint operations. The US joint operational concepts demonstrated their effectiveness during the Iraqi War by dominating the battlefield through effective use of all combat and non-combat power. Following the US Iraqi War experience, the US Department of Defense continued to enhance Joint Capability through the acceleration of US Military Transformation involving all components. The future national security of the Republic of Korea, faced with the peculiarity of communist threat in the form of North Korea, and the conflicting interest of four strong powers; the United States, China, Japan, and Russia, depends on small but strong armed forces employing all available combat power through effective National and Military Strategy, and considering domestic and international constraints. In order to succeed in future wars, military operations following joint operational concepts must effectively employ all available combat power in a timely manner. The Republic of Korea Armed Forces must establish a joint forces concept in order to integrate all available combat power during employment. Therefore we must establish military operations that develop the military structure and organization, doctrine, weapon systems, training and education of our armed forces based on the key concept of joint operations.

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Public Perceptions of Scientists and Engineers in Korea: Focusing on the Effects of Generation, Gender, and Class Fields (한국인의 과학기술자에 대한 인식분석: 세대, 성, 전공계열의 영향을 중심으로)

  • Park, Hui-Je
    • Journal of Technology Innovation
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    • v.13 no.1
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    • pp.169-191
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    • 2005
  • By analyzing a national survey of public understanding of science and technology, this paper attempts to examine public perceptions of scientists and engineers in Korea. A special attention is given to the gap in the view of scientists and engineers across generation, gender, and class fields (or major fields). This paper shows that generation has the strongest effect on public perceptions of scientists and engineers among all the socio-demographic factors examined in this study. Those over 50 are more likely to have the conventional idealized images of scientists and the stereotypical negative images of scientists simultaneously, while the 20s are less likely to accept the idealized image of scientists. The survey result thus may suggest that the younger generation began to depart from a patriotic and moral description of scientists and engineers-for the younger generation, science and engineering is losing moral respect but becomes perceived as an ordinary occupation. Contrary to the popular belief, however, gender has little effect on public perceptions of scientists and engineers. This finding questions the assertion that female students possess more negative attitudes toward scientists and engineers than male students, and thus are reluctant to develop careers related to science and engineering. By uncovering that class fields (or major areas) have no effect on the image of scientists, this study also call into question the assertion in the science wars that the inadequate appreciation of science particularly among those who do not major in science and engineering is responsible for inadequate support for science and technology.

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The Emerging Diasporic Connections in Southeast Asia and the Constitution of Ethnic Networks

  • Maunati, Yekti
    • SUVANNABHUMI
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    • v.11 no.2
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    • pp.125-157
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    • 2019
  • It has been widely argued that Area Studies is in a critical condition especially in Australia, Europe and the US. However, in the Southeast Asian region, most especially Indonesia, we are witnessing the rise of Area Studies programs with the establishment of several such programs both in research institutions and universities. In this paper, I will discuss a few examples of Area Studies research on the emerging diasporic connections in Southeast Asia and reflect on the constitution of ethnic networks as "sites" where transnational identities are forged beyond state boundaries. Indeed, transnational movements of people have occurred and continue to happen due to particular events like wars and political turmoil, as well as for economic reasons. Today, we find many diasporic groups, including minorities, in the border areas of Southeast Asian countries and historically, minorities have been known for their movements in mainland Southeast Asia. If previously, the diasporic connections, especially with the homeland, had been very limited or even non-existent, today such connections have emerged across national boundaries. On top of this, economic and social networkings are equally on the rise both within and at transnational levels. It is, therefore, important to discuss the identity of diasporic groups and transnational networkings in the cases of two border areas in Southeast Asia.

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A Study on the Aesthetic Characteristics in Check Fashion (체크 패션에 나타난 미적 특성에 관한 연구)

  • Kim, Jeong Mee
    • Fashion & Textile Research Journal
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    • v.17 no.1
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    • pp.22-32
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    • 2015
  • The purpose of this study is to investigate the aesthetic characteristics of check fashion of the 20th century and to analyze the formativeness for them shown in recent collections. The results of this study are as follows; 1) Before the First World War, check patterns were used for S silhouette dresses and hobble dresses. During the two wars, they were used for garçonne style dresses and military suits. Check patterns were used for mini style in the 1960s, uni-sex style in the 1970s, and power suits in the 1980s. Especially after the 1980s, check patterns have followed the fashion trend of each season and appeared in retro styles. Consequently, the aesthetic characteristics of check dresses of the 20th century are traditionality, ornamentation and eclecticism. 2) Traditionality of check fashion shown in recent collections was implied in the classic styles like suits with its grey glen check, avant-garde styles like boxy coat with its dark blue tartan check, and so forth. Ornamentation was shown in the modern styles like jackets decorated with block check colored white and black, casual styles like bomber jackets with hound tooth check colored white and black, and so forth. Eclecticism was reflected in the romantic styles like one-piece dresses with hound tooth check colored white and light blue, elegant styles like low-cut dress with its dark blue window pane check, ethnic styles like long cape with gingham check colored white and black, and so forth.