• Title/Summary/Keyword: Schwartz

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Concept Analysis of Happiness on Korean university students using Hybrid Model (한국 대학생의 행복감 개념분석)

  • Lee, Ha-Na
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.19 no.11
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    • pp.357-369
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    • 2018
  • This paper aims at understanding the conceptual definition and the characteristics of happiness of korean university students. We analyzed the data using Hybrid model introduced by Schwartz-Barcott and Kim. The data was conducted from June, 2018 to July 2018. The participants in this study were 13 and an another part of the data was obtained from literatures regarding happiness of university students. We categorized Happiness of korean university students into eight attributes in four dimensions. In other words, The concept of happiness on korean university students is as follows: (i) Satisfaction of Individual's subjective, (ii) Satisfaction of Individual's objective, (iii) Achievement of goal, (iv) A positive cognition for the future, and (v) Relationship satisfaction from meaningful person, (vi) Physical and mental well-being of oneself and meaningful person, (vii) Satisfaction of everyday life, (viii) Satisfaction of college life. The major contribution from this paper is that we provide a guideline for establishing a strategy to reduce negative emotions and increase happiness of university students in korea by identifying the concept of Happiness on Korean university students. Based on this study, we recommend to develop an educational program to increase happiness of university students in korea.

A Study on the Cultural Characteristics of Korean Society: Discovering Its Categories Using the Cultural Consensus Model (한국사회의 문화적 특성에 관한 연구: 문화합의이론을 통한 범주의 발견)

  • Minbong You;Hyungin Shim
    • Korean Journal of Culture and Social Issue
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    • v.19 no.3
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    • pp.457-485
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    • 2013
  • This study attempted to discover the dimensions of Korean culture, with the presumption that the cross-cultural studies(Hofstede, 1980, 1997; Schwartz, 1992, 1994; Trompenaars and Hampden-Turner, 1997; House et al., 2004) have limitation to explain non-western culture including Korean culture. Even though there are some Korean cultural studies, they used heuristic approaches applying the authors' experiences and intuitions. This study applied the Cultural Consensus Theory to overcome the previous studies' shortcomings and to discover the dimensions that can be empirically proved by data. In specific this study conducted in-depth interview, used content analysis, did frequency analysis, and applied pilesort technique, multidimensional scaling and network analysis. As a result, this study obtained five categories: public self-consciousness, group-focused orientation, affective human relations, hierarchical culture, and result-orientation. It is expected that these dimensions can be used as important variables that may explain Korean social phenomena.

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Reliability and Validity Tests for the fatigue Assessment Instrument (FAI) (피로사정도구(Fatigue Assessment Instrument : FAI)의 신뢰도와 타당도 검증)

  • Byeon Young-Soon;Lee Jung-In
    • Journal of Korean Academy of Fundamentals of Nursing
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    • v.11 no.2
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    • pp.220-225
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    • 2004
  • Purpose: The purpose of this study was to test the reliability and validity of FAI and to apply it in Korea. Method: Data were collected from 180 middle-age women. The questionnaire, which was originally developed by Schwartz, Jandorf & Krupp, was analyzed using Cronbach's a and factor analysis. Results: Cronbach's a for the FAI was .9198. As a result of item analysis, 27 items were selected from the total of 29 items, Items that showed low correlation with the total scale were excluded. Six factors were fixed from the data analysis performed using principle component analysis and varimax rotation. These six factors account for 65.3% of total variance. The first factor was global fatigue severity, and the second one was fatigue consequences. The other factors were method of fatigue reduction, fatigue caused by exercise, fatigue caused by routine activity, and fatigue caused by stress and depression, sequentially. Conclusion: The reliability and validity of FAI were verified.

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ON A MARTINGALE PROBLEM AND A RELAXED CONTROL PROBLEM W.R.T. SDE

  • Cho, Nhan-Sook
    • Journal of the Korean Mathematical Society
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    • v.33 no.4
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    • pp.777-791
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    • 1996
  • Let $S(R^d)$ be the Schwartz space of infinitely differentiable functions on $R^d$ which vanish at $\infty$ and $S'(R^d)$ be its dual space. The theory of stochastic differential equations(SDEs) governing processes that takes values in the dual of countably Hilbertian nuclear space such as $S'(R^d)$ studied by many authors(e.g [M],[KM]). Let M be a martingale measure defined by Walsh[W], then M can be considered as a $S'(R^d)$-valued process in a certain condition i.e. M has a version of $S'(R^d)$-valued martingale process. (See [W] for detailed discussion)

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An Application of Prosocial Behavior Theory on Outdoor Recreation Management (실외 휴양지 관리에서 사회심리학적 이론의 적용 -Prosocial Behavior 이론을 중심으로-)

  • ;James H. Gramann
    • Journal of the Korean Institute of Landscape Architecture
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    • v.20 no.2
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    • pp.127-140
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    • 1992
  • 본 연구에서는 Schwartz의 Norm Activation 이론을 도입하여, 실 외휴양지에서 환경훼손행위 관리를 위한 Communicatin 정책의 이론적 배 경으로 도입되어 있는 Prosocial Behavior 이론의 적용성을 실험하였다. 본 연구는 실험실에서 자체개발한 설문지를 통하여 수행되었으며, 미국 Texas A&M 대학교의 남녀 대학생 340명이 참가하였다. 본 실험의 결과 실외휴 양 환경에 대한 훼손행위(Depreciative Behavior)의 인과응보적인 결과를 알려 주는 Information이 실외휴양지 관리에 바람직한 행동의사를 활성화 시키는데 효과적인 반면, 훼손행위에 대한 법적인 제재조치를 설명하는 위 협적 Information은 바람직한 행동의지를 활성화시키지는 못했다. 이용자의 개인적인 성향인자인 사회적 책임감(Social Responsibility)의 고저는 사회 에 바람직한 행동의지의 활성화와 직접적인 관계가 있었다. 그러나, 사회적 책임감의 고저가 환경훼손행위에 대한 인과응보적인 Information이나 제재 조치에 대한 위협적인 Information과의 교호작용은 없었다. 통계학적으로 유의성은 적으나 사회적 책임감이 높은 시험구의 경우 제재조치에 대한 위 협적인 Information에 대한 반작용이 컸으나, 사회적인 책임감이 높은 실험 구의 경우 제재조치에 대한 위협적인 Information이 효과적인 결과를 볼 때, 이용자의 바람직한 행동의지에 역으로 작용하는 Communication정책에 대한 체계적인 연구가 요구된다.

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Quantitative Definitions of Collaborative Research Fields in Science and Engineering

  • Schwartz, Mathew;Park, Kwisun;Lee, Sung-Jong
    • Asian Journal of Innovation and Policy
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    • v.5 no.3
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    • pp.251-274
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    • 2016
  • Practical methodology for categorizing collaborative disciplines or research in a quantitative manner is presented by developing a Correlation Matrix of Major Disciplines (CMMD) using bibliometric data collected between 2009 and 2014. First, 21 major disciplines in science and engineering are defined based on journal publication frequency. Second, major disciplines using a comparing discipline correlation matrix is created and correlation score using CMMD is calculated based on an analyzer function that is given to the matrix elements. Third, a correlation between the major disciplines and 14 research fields using CMMD is calculated for validation. Collaborative researches are classified into three groups by partially accepting the definition of pluri-discipline from peer review manual, European Science Foundation, inner-discipline, inter-discipline and cross-discipline. Applying simple categorization criteria identifies three groups of collaborative research and also those results can be visualized. Overall, the proposed methodology supports the categorization for each research field.

REMARK ON A SEGAL-LANGEVIN TYPE STOCHASTIC DIFFERENTIAL EQUATION ON INVARIANT NUCLEAR SPACE OF A Γ-OPERATOR

  • Chae, Hong Chul
    • Korean Journal of Mathematics
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    • v.8 no.2
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    • pp.163-172
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    • 2000
  • Let $\mathcal{S}^{\prime}(\mathbb{R})$ be the dual of the Schwartz spaces $\mathcal{S}(\mathbb{R})$), A be a self-adjoint operator in $L^2(\mathbb{R})$ and ${\Gamma}(A)^*$ be the adjoint operator of ${\Gamma}(A)$ which is the second quantization operator of A. It is proven that under a suitable condition on A there exists a nuclear subspace $\mathcal{S}$ of a fundamental space $\mathcal{S}_A$ of Hida's type on $\mathcal{S}^{\prime}(\mathbb{R})$) such that ${\Gamma}(A)\mathcal{S}{\subset}\mathcal{S}$ and $e^{-t{\Gamma}(A)}\mathcal{S}{\subset}\mathcal{S}$, which enables us to show that a stochastic differential equation: $$dX(t)=dW(t)-{\Gamma}(A)^*X(t)dt$$, arising from the central limit theorem for spatially extended neurons has an unique solution on the dual space $\mathcal{S}^{\prime}$ of $\mathcal{S}$.

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A Concept Analysis of Labor Support (분만지지간호에 대한 개념분석)

  • Chae, Miyoung;Park, Horan
    • Women's Health Nursing
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    • v.24 no.2
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    • pp.138-149
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    • 2018
  • Purpose: To identify and clarify the concept of labor support. Methods: This study used Schwartz-Barcott & Kim's hybrid model to identify the main attributes and indicators. In the fieldwork stage, data were collected in Seoul and Chenmam, Korea. The participants were five nurses working in the delivery room and four women who delivered more than two children by vaginal delivery. Results: The concept of labor support was found to have nine attributes and 23 indicators in two dimensions. For the physical intervention dimension, five attributes were derived. They were pain relief, selective use of technology, ambulation/positioning, physiological pushing, and increasing comfort. For the labor support practices dimension the attributeswereprovidinginformation, relief and encouragement, family support, and presence. Conclusion: The concept analysis of labor support in this study could provide guidelines for 'labor support' nursing practice and be useful for research in the women's health field.

DISTRIBUTIONAL SOLUTIONS OF WILSON'S FUNCTIONAL EQUATIONS WITH INVOLUTION AND THEIR ERDÖS' PROBLEM

  • Chung, Jaeyoung
    • Bulletin of the Korean Mathematical Society
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    • v.53 no.4
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    • pp.1157-1169
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    • 2016
  • We find the distributional solutions of the Wilson's functional equations $$u{\circ}T+u{\circ}T^{\sigma}-2u{\otimes}v=0,\\u{\circ}T+u{\circ}T^{\sigma}-2v{\otimes}u=0,$$ where $u,v{\in}{\mathcal{D}}^{\prime}({\mathbb{R}}^n)$, the space of Schwartz distributions, T(x, y) = x + y, $T^{\sigma}(x,y)=x+{\sigma}y$, $x,y{\in}{\mathbb{R}}^n$, ${\sigma}$ an involution, and ${\circ}$, ${\otimes}$ are pullback and tensor product of distributions, respectively. As a consequence, we solve the $Erd{\ddot{o}}s$' problem for the Wilson's functional equations in the class of locally integrable functions. We also consider the Ulam-Hyers stability of the classical Wilson's functional equations $$f(x+y)+f(x+{\sigma}y)=2f(x)g(y),\\f(x+y)+f(x+{\sigma}y)=2g(x)f(y)$$ in the class of Lebesgue measurable functions.

High field HTS insert coils : Status and key technical issue

  • Schwartz, Justin
    • 한국초전도학회:학술대회논문집
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    • v.10
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    • pp.22-22
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    • 2000
  • The discoveries of high temperature superconductors received great attention due to their high critical temperatures. These materials also exhibit extremely high critical magnetic fields and high critical current density at low temperature, high magnetic field. Thus, they are the most promising materials for superconducting magnets above 20 T. In this talk, progress in the development of HTS materials and insert coils at the National High Magnetic Field Laboratory will be reviewed. In 1999, a Bi-2212 stack of double pancakes generated 3 T in a 19 T background field. These results will be reviewed in terms of implications for future systems. Individual double pancakes of Bi-2223 have also been tested and their performance will also be discused. The present goal of a 57 system will be presented and the key technical requirements for larger, higher field systems will be addressed. It will be shown that in addition to increased critical current density, improved mechanical performance (stain resistanced) is necessary for high field systems. Furthemore, improvements in the conductor n-value will improve prospects for operational systems.

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