• 제목/요약/키워드: three-dimensions

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AHP를 활용한 국내 학술단체 오픈액세스 성숙단계 가중치 부여 연구 - 한국과학기술정보연구원을 중심으로 - (A Study on the Weighting of Open Access Maturity Stages of Domestic Academic Organizations Using AHP: Focusing on Korea Institute of Science and Technology Information)

  • 박진호
    • 한국비블리아학회지
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    • 제34권2호
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    • pp.115-136
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    • 2023
  • 본 연구 목적은 KISTI 오픈액세스 성숙도 모델 진단기준에 대한 가중치 부여이다. 해당 성숙도 모델은 3개 차원, 12개 세부항목, 28개 측정질문으로 구성되어 있다. 가중치 부여는 상대적 중요도를 알아보기 위한것으로 3개 차원, 차원에 속하는 12개 세부항목에 대해 수행하였다. 그 결과 3개 차원에서는 'OA 제도화'(49%)가 가장 중요한 요소로 도출되었다. 'OA 제도화'의 하위 요소 중 관련 규정 제·개정(65%)이 중요하였고, 'OA 지속가능성'에서는 재정(40%)이 중요한 요소로 도출되었다. '학술지 개방성'의 중요한 요소로는 투고와 심사(26%), 저자 권리(22%)가 확인되었다.

아동의 기질과 문제행동과의 관계 (Relationships between child’s temperament and behavior problem)

  • 정현희;최경순
    • 가정과삶의질연구
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    • 제19권5호
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    • pp.1-14
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    • 2001
  • The purpose of this study was to examine the relationships between child’s temperament and behavior problem according to child’s sex. The subjects for this study were children’s mothers of 2nd grade selected from elementary schools in Busan. Han, Sae-Young’s questionnaires(1996) on child’s temperament and Kim, Min-Kyung’s questionnaires(1998) on child’s behavior problem were used. Statistical techniques such as t-test, Pearson’s correlation, multiple regression, canonical were used. The results were as follows : (1) According to sex, there were no significant differences in child’s temperament. But there were significant differences in child’s behavior problem. The boys got higher scores than girls in hyperactive/distractive behavior and in hostile/aggressive behavior. (2) There were significant correlations between child’s emotionality and hyperactive/distractive behavior, between child’s emotionality and anxious/fearful behavior, between child’s emotionality and hostile/ aggressive behavior, and between child’s activity and hyperactive/distractive behavior. (3) The predicted variables for child’s hyperactive/distractive behavior were emotionality and activity. The predicted variable for chid’s anxious/fearful behavior and hostile/aggressive behavior was emotionality. (4) Among three dimensions of boy’s temperament, the effective variable was emotionality. And among three dimensions of boy’s behavior problem were anxious/fearful behavior and hostile/aggressive behavior. Among three dimensions of girl’s temperament, the effective variable was emotionality. And among three dimensions of girl’s problem behavior was anxious/fearful behavior. Implications of this study were discussed in terms of child’s temperament and behavior problem.

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의복 쇼핑 성향의 개념적 구조 규명 (Development of Conceptual Structure for Clothing Shopping Orientation)

  • 김세희;이은영
    • 한국의류학회지
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    • 제28권6호
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    • pp.830-841
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    • 2004
  • The necessity to understand shopping orientation is increasing. Yet, there has been few research that investigated the conceptual structure of clothing shopping orientation[CSO]. Therefore, the purpose of this study is to develop the conceptual structure of CSO. For that purpose, both documentary and empirical researches were conducted. The documentary research was conducted to develop a theoretical structure model as a basis for exploring the conceptual structure of CSO. The empirical research was conducted to identify and modify the theoretical model so as to develop a conceptual structure model. The data was analyzed using confirmatory factor analysis, exploratory factor analysis, and Pearson's correlation analysis. As a result, a conceptual structure model of CSO was developed. The model consisted of three hierarchical levels of dimensions; upper-dimensions, middle-dimensions and lower-dimensions. The upper-dimensions were composed of 'economic', 'hedonic', and 'convenient' dimensions. Each upper-dimension consisted of middle-dimensions and lower-dimensions. Confirmatory factor analysis was executed to assess the fitness and cross validity of the structure model.

한국 성인의 머리 및 얼굴부위 측정치에 관한 연구 (A Study of Measurement on the Head and Face for Korean Adults)

  • 윤훈용;정석길
    • 산업공학
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    • 제15권2호
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    • pp.199-208
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    • 2002
  • This study was performed to measure the various dimensions of the head and face for Korean adults. Three hundred and eighteen males and two hundred and sixty females, age ranged 18 to 60, participated for this study. Thirty-six dimensions were selected to measure. Subjects were divided into three age groups - 18 to 29, 30 to 39, and 40 to 60 - for each sex. The data were analyzed ta see the differences between the age groups and sex using SAS program. Also, the results of this study were compared to the data of Japanese and US. army. The results showed that the 'ear length', 'bigonial breadth' and 'bitragion submandibular arc' increased as the age increased(p<0.01). However, not much of differences were shown between the age groups in most of other dimensions. Males were significantly bigger than females in every dimensions. The comparison between Korea and Japanese showed significant differences in many dimensions. Due to this reason, it is considered that more caution has to be exercised in using Japanese data for the Korean. The Americans showed to be significantly bigger than Korean in most dimensions. It showed that Koreans have more roundish face and wider nose ridge than Americans. The results of this study can be used to design the products that related to the head and face.

의류제품의 소비감정에 대한 구조 분석 (Structural Analysis of Consumption Emotions on Apparel Products)

  • 박은주;소귀숙
    • 복식문화연구
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    • 제11권2호
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    • pp.219-230
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    • 2003
  • The purpose of this study was to analyze the structure of consumption emotions that consumers experienced in the process of consuming apparel products. Data was collected from 144 female college students living in Busan, and analyzed by salience, diversity, H-index, Clamor's V, and multi-dimensional scaling. The results showed as following; 1. The consumption emotions related to apparel products appeared three dimensions; ‘Relaxed-tense’ dimension, ‘Pleasant-unpleasant’ dimension, and ‘Outward-inward’ dimension. Considering elements of consumption system, the dimensions of consumption emotions in relation to apparel performances were 'Pleasant-unpleasant' and ‘Outward-inward’. The dimensions of consumption emotions experienced in usage situations were ‘Relaxed-tense’ and ‘pleasant-unpleasant’. The consumption emotions related to specific products were composed of ‘Pleasant-unpleasant’ dimension and ‘Outward-inward’ dimension. 2. As the multi-dimension map of this study has much space, it suggested that the scope of consumption emotions related to apparel products was more limited than those related to general situations and products. 3. The structure of consumption emotions in relation to apparel performances appeared to be bisected, while those related to usage situations showed relatively to be dispersed. 4. Although Pleasant-unpleasant dimension was consistent with results of prestudies, the dimensions of ‘Relaxed-tense’ and ‘Outward-inward’ were newly confirmed as the dimensions of consumption emotions related to apparel products. Therefore, consumer's consumption emotions of apparel products were composed of three dimensions, tended to be more limited than those of general consumption situations and products, and differentiated across apparel performances, usage situation, and specific products.

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스웜시스템을 위한 자기조직화의 3D 확장 (Extension of Self-organization for Swarm Systems to Three Dimensions)

  • 김재현;김동헌
    • 한국지능시스템학회논문지
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    • 제20권4호
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    • pp.489-496
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    • 2010
  • 본 논문은 3D 환경에서의 스웜시스템을 위한 자기조직화 방법을 제시한다. 스웜 시스템의 자기조직화를 위하여 인력과 척력을 이용하는 인공 포텐셜 함수(Artificial Potential Function, 이하 APF)를 사용하였다. 제안된 연구에서는 2D 환경에서 자기조직화를 위해 사용되어왔던 다양한 포텐셜들을 3D 환경에 맞게 확장 설계한다. 지면이나 수면 등의 경계면을 가지는 3D 환경의 특성을 고려하여 지면 포텐셜(Ground Potential)을 제안한다. 지면 포텐셜을 고려하지 않았을 때와 고려할 때의 비교 결과를 통해 지면 포텐셜의 필요성과 효과를 보여준다. 마지막으로, 다양한 시뮬레이션 결과를 통해 3D 환경에서 확장된 인공포텐셜과 그 성질의 효율성을 보여준다.

Effect of the volumetric dimensions of a complete arch on the accuracy of scanners

  • Kim, Min-Kyu;Son, KeunBaDa;Yu, Beom-Young;Lee, Kyu-Bok
    • The Journal of Advanced Prosthodontics
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    • 제12권6호
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    • pp.361-368
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    • 2020
  • PURPOSE. The present study aimed to evaluate the accuracy of a desktop scanner and intraoral scanners based on the volumetric dimensions of a complete arch. MATERIALS AND METHODS. Seven reference models were fabricated based on the volumetric dimensions of complete arch (70%, 80%, 90%, 100%, 110%, 120%, and 130%). The reference models were digitized using an industrial scanner (Solutionix C500; MEDIT) for the fabrication of a computer-aided design (CAD) reference model (CRM). The reference models were digitized using three intraoral scanners (CS3600, Trios3, and i500) and one desktop scanner (E1) to fabricate a CAD test model (CTM). CRM and CTM were then superimposed using inspection software, and 3D analysis was conducted. For statistical analysis, one-way analysis of variance was used to verify the difference in accuracy based on the volumetric dimensions of the complete arch and the accuracy based on the scanners, and the differences among the groups were analyzed using the Tukey HSD test as a post-hoc test (α=.05). RESULTS. The three different scanners showed a significant difference in accuracy based on the volumetric dimensions of the complete arch (P<.05), but the desktop scanner did not show a significant difference in accuracy based on the volumetric dimensions of the complete arch (P=.808). CONCLUSION. The accuracy of the intraoral scanners was dependent on the volumetric dimensions of the complete arch, but the volumetric dimensions of the complete arch had no effect on the accuracy of the desktop scanner. Additionally, depending on the type of intraoral scanners, the accuracy differed according to the volumetric dimensions of the complete arch.

한국형 마네킨 구현에 의한 최적 시팅 패키지 설계 치수 제안 (Design Consideration of Optimal Seating Package by Generating Korean Manikins)

  • 이영신;박세진;남윤의;송근영
    • 대한인간공학회지
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    • 제18권2호
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    • pp.57-69
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    • 1999
  • The primary objective of this research was to suggest the design dimensions of automotive seating package that has an important effect upon seating package design. To conduct the research, a set of manikin dimensions that are representative for Korean was determined by using a statistical scheme. With these dimensions, we generated nine manikins for male and female, respectively. Also, the preferred driving posture was investigated using the experimental setup. To find each joint angle for subjects, a driving monitoring system was developed and a three dimensional motion analysis system was employed. The joint angle for the subject was established and compared with related literature. With the generated manikins and each joint angle, the driving posture was simulated by using SAFEWORK that is a program to generate manikins. The positions and adjustable ranges from the accelerator heel point to the hip point and the steering wheel center point that are important variables in order to design seating package were suggested. Further research is needed to determine the seating package dimensions three dimensionally.

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효율적 제품설계를 위한 인체자료의 조사 및 분석 (A study of anthropometric dimensions for the efficient product design)

  • 이관석;전영호;김윤철;신종석
    • 대한인간공학회지
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    • 제12권1호
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    • pp.25-38
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    • 1993
  • The objective of this study is to collect and analyze the anthropometric data for Korean adults. These data are intended to be used for the product design in industry. Sixty three college students participated in the measurement. One hundred twenty four lengths, thirty circumferences, four strengths, weight, and age data were collected. Descriptions and statistical analysis of the anthropo- metric data are summarized. The results were compared with foreign data available. It was found that forty weven body dimensions were closely correlated each other. It was also found that three dimensions, stature, eye height, and hand length, can be assessed by adding other body dimensions.

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3차원에서의 열차 충돌사고 시뮬레이션 연구 (Simulation of Train Crashes in Three Dimensions)

  • 한형석;구정서
    • 한국철도학회논문집
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    • 제5권3호
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    • pp.187-195
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    • 2002
  • It is important to predict the crash behavior of trains to improve their crashworthiness. This paper investigates the simulation of high-speed train crashes in three dimensions using multibody dynamics. At present, little is known about three-dimensional crash simulations. This study shows that it is possible to simulate overriding and lateral buckling, including results from one- or two-dimensional simulations. Several parameters, however, such as computational time and large deformation of structures, need further investigation.