• Title/Summary/Keyword: Hierarchical relation

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The Study on the Characteristics of Material appeared in the Architecture of Mies van der Rohe (Mies van der Rohe 건축에서 나타난 재료의 표현특성에 관한 연구)

  • Lee, Byung-Wook;Kim, Yong-Seung;Park, Yong-Hwan
    • Korean Institute of Interior Design Journal
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    • v.13 no.6
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    • pp.12-19
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    • 2004
  • Mies van der Rohe is still known as the architect whose influence is the largest among modem architects. As his work is typical of modern architecture, the architecture of Mies shows an interest in materials and techniques, even though It established the new architectural world by glass and iron, and only transparency is emphasized with glass. So it is blame for the loss of peculiarity a result of thinking In the way of sachlich with expression and structure of material and hierarchical relation. Vincent Scully has insist on that an appearance of modem architecture be occur not by simply a technical request of a technician but by reflection of the times and times' spirit. In this means, the works of Mies is the trial to express the new times' spirit that the new times order and an understanding of material properties about glass with new material of modern. For that, this study tries to consider that Mies'work is the new trial through reflection of material to express about the bstraction beyond the limit of sachlich expression, on the point of expresslonal characteristics of material shown in plan of the Barcelona Pavilion and skyscraper and on the basis of the theory of Gottfried Semper and Karl Boetticher that architectural surface Is a medium which can define space and also express mass.

The Mediating Effect of the Resilience on the Relationship between Type D Personality and Compliance in Patients with Coronary Artery Disease (관상동맥질환자의 D유형 성격과 치료지시이행의 관계에 미치는 극복력의 매개효과)

  • Cheon, Mi Young;Kang, Jiyeon
    • Korean Journal of Adult Nursing
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    • v.28 no.1
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    • pp.61-70
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    • 2016
  • Purpose: This study aimed to identify the mediating effect of the resilience on the relationship between type D personality and compliance of Coronary Artery Disease (CAD) patients. Methods: The subjects were 236 CAD patients who visited the cardiology outpatient clinics of D University Medical Center in B City in Korea. The type D personality, resilience, and compliance of subjects were measured using structured questionnaires from July to August, 2014. The mediating effect was analyzed by a multiple hierarchical regression. Results: The subjects with type D personality accounted for 30.9% of all study subjects. The resilience and compliance of type D subjects were significantly lower than those of non type D subjects. There was a significant correlation between resilience and compliance. The direct effect of type D personality on compliance was not significant (${\beta}=-.07$, p=.243), while the indirect effect of type D personality on compliance via resilience was significant (${\beta}=.23$, p<.001). Conclusion: On the basis of above results, it can be concluded that the resilience had completely mediating effect on the relation between type D personality and compliance of CAD patients. Further studies need to be done to develop the intervention enhancing resilience of CAD patients with Type D personality.

The Effects of Consumer Value Perception of PB on Product Loyalty and Repurchase Intention

  • Yang, Hoe-Chang;Kim, Young-Ei
    • Journal of Distribution Science
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    • v.16 no.1
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    • pp.7-15
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    • 2018
  • Purpose - This study aimed to identify the impact of consumers' perception of the value of discount store PB products on brand loyalty and repurchase intention and simultaneously check whether consumers showed a different position depending on gender difference and age. Research design, data, and methodology - For data collection, total of 174 valid copies of questionnaire were obtained for analysis. And simple regression, multiple regression and hierarchical moderated regression analysis was conducted for hypothesis verification and implication Results - It was found that functional, social and emotional value perceived by consumers had a positive impact on brand loyalty and repurchase intention. And it was found that consumers who were in a relatively lower age group were positive, in the relation between emotional value and repurchase intention only. Conclusions - It was suggested that consumers accept discount store PB products positively overall. Therefore, discount stores must not only need to develop their strengths in various parts of PB product beyond consumer's positive perception but also make efforts to raise the social awareness of the use of PB products. And they have to promote consumer decision making by concentrating on emotional factors take a different approach to consumers in a higher age group.

Impact Factors Analysis on AR Shopping Service's Immersion

  • SHIN, Myoung-Ho;LEE, Young-Min;KIM, Jin-Hwan
    • Journal of Distribution Science
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    • v.17 no.12
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    • pp.13-21
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    • 2019
  • Purpose - It is very important to examine customer's behavior about AR shopping either practically or academically. Thus, it will be worthwhile to discuss more in details about AR utility which is even in early stage of distribution industry now. Research design, data, and methodology - This study has designed in consideration of control effects of perceived complexity based on customer's flow as dependent variable, and on AR characteristics and technology readiness as independent variables. Study data has been collected from questionnaires after using AR shopping service directly by those who are 20-30 years old of male and female respondents, which has been analyzed with 167 questionnaires. Hypothesis is verified using by hierarchical regression analysis. Results - After results of hypothesis verified, positive influence has been shown in terms of sensory immersion, manipulation, and optimism, however, it is rejected in relation to navigation and innovativeness. Control effect of perceived complexity has not been appeared. Conclusions - Implications of this study are as follows. First, AR shopping service has to provide an informational value. Second, by providing AR service to customer group, marketing activities will be in effects. Third, recognized complexity is not connected with significant control effect in terms of customer's devotion of service.

Relationships of smoking, Stress and Social Support of High School Students (고등학생 흡연과 스트레스 및 사회적 지지와의 관련성)

  • Lee, Eun-Hyun;Song, Mi-Sook;Lee, Soon-Young;Kim, Jee-Yoon;Chun, Ki-Hong
    • Journal of Preventive Medicine and Public Health
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    • v.36 no.2
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    • pp.131-136
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    • 2003
  • Objectives : The purpose of the present study was to explore a possible interaction effect of stress and social support on the smoking status and identify smoking related factors of high school students, Methods : A cross-sectional design was used for this study. A total of 1,251 high school students from Gyeonggi-do were selected using stratified-proportional random cluster sampling methods, The participants completed a set of questionnaires to measure their smoking status, stress, social support and sociodemographic information, The obtained data were analyzed using descriptive statistics, $x^2$-tests and hierarchical logistic regressions. Results : The interaction effect of stress and social support on smoking status was not supported. However, stress, sex, types of school, parent's smoking and friends' smoking were significantly predicted the smoking status of the high school students. Conclusions : In relation to the prevention of adolescents' smoking, it is recommended to decrease the stress levels of students, to make adolescents' parents cease smoking, and to educate adolescents on how to refuse the temptation to smoke or pressure from their smoking friend.

A Cross-National Investigation into the Filial Piety and Motivations for Parenthood among Vietnamese and Korean College Students (베트남과 한국 대학생의 효의식과 부모됨의 동기에 관한 비교국가연구)

  • Duong, Thi Nhat Anh;Yoo, Gyesook
    • Human Ecology Research
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    • v.54 no.6
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    • pp.575-588
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    • 2016
  • This study empirically examined the effects of filial piety on motivations for parenthood among Vietnamese and Korean college students, who represent a generation of young adults and prospective parents in both countries. The Vietnamese data were collected from 325 college students enrolled in three universities located in Hanoi and Korean data were collected from 216 students from a single large university in Seoul. Student respondents were asked to complete the self-administered questionnaire including 'Filial Piety Scale' and 'Motivations for Parenthood Scale.' The results revealed that the Vietnamese students reported a significantly higher level of 'general filial piety' than their Korean counterparts. Vietnamese and Korean participants showed no significant difference in total motivations for parenthood. Among the five sub-factors of motivations for parenthood, however, the Vietnamese students were more likely to place a value on the expansion of self-motivation while their Korean counterparts considered the motivation to strengthen biological family ties to be more salient. Finally, after controlling for sociodemographic characteristics, hierarchical regression analysis revealed that the more filial Vietnamese and Korean college students were towards their parents, the more child-related motives they held in general. The results are discussed in relation to each country's degree of modernization and to recommend prospective family planning and population policies in Vietnam based on the experiences of Korea industrialization.

The Effect of Principals' Transformational Leadership on Efficacy of Teachers in Day Care Centers: A Focus on the Mediating Effect of Collective Efficacy of Teachers (시설장의 변혁적 리더십이 보육교사의 교사효능감에 미치는 영향: 보육교사의 집단적 효능감의 매개효과를 중심으로)

  • Choi, In-Suk;Sung, Mi-Young
    • Korean Journal of Human Ecology
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    • v.20 no.4
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    • pp.789-800
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    • 2011
  • This study examined the relationships among principals' transformational leadership, collective efficacy and efficacy of teachers based on the survey data from 196 teachers working in day care centers in the Incheon and Gyeonggi-do areas. These valuables were all measured by teachers. The collected data were analyzed by Simple Regression and Hierarchical Multiple Regression. The main results of this study were as follows. First, principals' transformational leadership had positive effects on collective efficacy and efficacy of teachers. Second, collective efficacy of teachers had a positive influence on efficacy of teachers. Finally, the effects of principals' leadership on efficacy of teachers was totally mediated by collective efficacy of teachers. Most importantly, the collective efficacy of teachers totally mediated the positive relation between principals' leadership and the individual efficacy of teachers.

The Effects of Parent-Child Conflict on Behavior Problems in Early Adolescent Boys and Girls : The Moderating Role of Conflict Resolution (남녀 초기 청소년의 부모-자녀 간 갈등이 문제행동에 미치는 영향과 갈등해결능력의 조절효과)

  • Jang, Hye In;Park, Ju Hee
    • Korean Journal of Child Studies
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    • v.35 no.2
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    • pp.171-189
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    • 2014
  • This study examined the influences of parent-child conflict and conflict resolution on behavior problems experienced in early adolescence by both boys and girls, and investigated whether conflict resolution had any moderating effects upon the relation between parent-child conflict and these behavior problems. The participants of this study were 397 first and second graders (193 boys and 204 girls) from three middle schools located in Seoul and Gyoung-gi province. To measure the research variables, the Korean-Youth Self Report by Oh et al. (2010), the short version of Conflict Behavior Questionnaire (Homes, 2012), and the Thomas Kilman Conflict Mode Instrument (Cha & Cheon, 2011) were used. The data were analyzed by means of descriptive statistics, t-test, multiple regression analysis, and hierarchical regression analysis. The results indicated that both for boys and girls, the level of parent-child conflict increased the levels of both externalizing and internalizing behavior problems whereas conflict resolution had no significant effect on behavior problems. In addition, in the case of boys only, conflict resolution moderated the effect of father-child conflict on internalizing behavior problems.

Relationship among Essentials of Fundamental Nursing Skills Performance, Stress from Work and Work Capability of New Clinical Nurses (신규간호사의 핵심기본간호술 수행과 업무스트레스 및 업무수행능력과의 관계)

  • Bang, Soon Sik;Kim, Il-Ok
    • The Journal of Korean Academic Society of Nursing Education
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    • v.20 no.4
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    • pp.628-638
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    • 2014
  • Purpose: This study identifies the relation among the essentials of fundamental nursing skills performance (EFNSP), work capability and stress from work experienced by new clinical nurses. Method: This is a cross-sectional descriptive study with a self-reported questionnaire. The subjects were 224 new clinical nurses employed by general hospitals having more than 400 beds. The data, collected from February 10 to March 7, 2014, were analyzed using descriptive statistics, t-tests, ANCOVA, Pearson's correlation analysis and hierarchical linear regression. Results: The highest frequency of EFNSP of new clinical nurses was vital sign measurement (4.74, ${\pm}.89$) and the lowest frequency of performance was Basic CPR & defibrillator application (1.81, ${\pm}.94$). There were significant positive correlations between frequency and confidence of EFNSP (r=.64, p<.001), frequency and work capability (r=.34, p<.001), and confidence of EFNSP and work capability (r=.48, p<.001), but negative correlation stress from work and work capability (r=-.17, p=.009). General characteristics, stress from work, frequency and confidence in EFNSP and stress from work explain 25.1% of work capability. Conclusion: This result suggests the importance of EFNSP education in nursing schools and availability of opportunities to practice EFNSP during the post-graduation waiting period until assignment to a hospital.

Combined time bound optimization of control, communication, and data processing for FSO-based 6G UAV aerial networks

  • Seo, Seungwoo;Ko, Da-Eun;Chung, Jong-Moon
    • ETRI Journal
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    • v.42 no.5
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    • pp.700-711
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    • 2020
  • Because of the rapid increase of mobile traffic, flexible broadband supportive unmanned aerial vehicle (UAV)-based 6G mobile networks using free space optical (FSO) links have been recently proposed. Considering the advancements made in UAVs, big data processing, and artificial intelligence precision control technologies, the formation of an additional wireless network based on UAV aerial platforms to assist the existing fixed base stations of the mobile radio access network is considered a highly viable option in the near future. In this paper, a combined time bound optimization scheme is proposed that can adaptively satisfy the control and communication time constraints as well as the processing time constraints in FSO-based 6G UAV aerial networks. The proposed scheme controls the relation between the number of data flows, input data rate, number of worker nodes considering the time bounds, and the errors that occur during communication and data processing. The simulation results show that the proposed scheme is very effective in satisfying the time constraints for UAV control and radio access network services, even when errors in communication and data processing may occur.