• 제목/요약/키워드: cognitive structure analysis

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부모 이혼이 청소년 또래관계에 미치는 영향 (A Study of adolescent peer relationship associated with parents divorce)

  • 김은주
    • 융합정보논문지
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    • 제8권3호
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    • pp.33-38
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    • 2018
  • 부모의 이혼이 청소년의 또래 관계 발전에 미치는 영향에 관한 연구목적을 두었으며, 이혼한 부모를 가진 청소년들의 사회적 상호 작용을 분석한 기존문헌을 검토하였다. 그 결과 청소년들의 가족 구조에 기초한 또래 관계의 다양성을 뒷받침하는 연구가 되었으며 핵가족의 청소년들과 비교해 보면, 이혼한 부모를 가진 의붓 가족의 청소년들이 경험하는 특정한 형태의 상호 작용을 가지고 있었다. 즉 부모들의 이혼은 그들의 아이들이 사춘기 때 겪는 어려움과 관련이 있는데, 예를 들어 또래들 사이에서 고립형태의 모습을 보이거나 낮은 자존감, 소통기술의 부재 등을 나타내었다. 이혼가정의 청소년 또래집단의 일반적인 심리적, 인지적 발달은 종종 연구되나 향후 미래 연구는 그들의 학교에서의 또래 상호 작용과 사회적인 상호 작용을 연구해야 할 것이다.

A Study on Design Preference for the Sales Spaces of Duty-Free Shops by the Examination of Image Evaluation - Cases of Duty-Free Shops in Jeju Special Self-governing Province -

  • Moon, Jung-Eun;Kim, Bong-Ae
    • Architectural research
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    • 제12권2호
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    • pp.53-62
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    • 2010
  • The purpose of this study is to examine design preferences for the sales spaces of duty-free shops (DFSs) by conducting image evaluations. The results will help improve quality by influencing designs for the construction, extension or remodeling of these shops. An image measurement method, the semantic differential method, was used to measure cognitive structure using photos of shops. Photos were collected of the DFS at Jeju Island, as well as photos of brand stores designed by architects. Two sets of 16 photos (32 different photos in all) were selected according to photo classification standards and design concepts, both decided by reviewing previous studies and related materials. The evaluation and survey were done by two sets of subjects: sales employees, who have experience and special knowledge of the evaluation of sales space; and students majoring in architecture. To strengthen the evaluation results, I conducted a preliminary survey and a main survey, verifying and complementing findings. 116 surveys were conducted, of which 14 were of poor quality and rejected, leaving and 102 to be analyzed. The collected surveys were statistically analyzed, using SPSS 12.0 for Windows. Reliability, image profile, factor and multi-dimensional scaling analyses were conducted. As a result, image evaluation structure and characteristics were obtained for sales spaces of DFSs, confirming the difference between them and other spaces.

Decision support Systems research in Korea (1985-1998): An Empirical Investigation through Exploratory Factor Analysis

  • Yoo, Sangjin;Eom, Sean B.
    • 경영과학
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    • 제17권2호
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    • pp.151-159
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    • 2000
  • This study applies factor analysis of an author cocitation frequency matrix derived from a database file that consists of a total of 1095 cited reference records taken from 95 citing decision support systems articles published in Korean journals. This study identified the influence of social psychology, cognitive psychology, management information systems, strategic management, and organizational behavior/organizational design to the development of group support systems, user-interface, and executive information systems research subspecialties. This research establishes a benchmark to be used in the future research, which is necessary to account for the ongoing changes in the intellectual development and structure of DSS Research in Korea before solid conclusion can be reached about the maturity and on-going development of the DSS field in Korean.

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Isoflavones: Chemistry, Analysis, Functions and Effects on Health and Cancer

  • Ko, Kwang-Pil
    • Asian Pacific Journal of Cancer Prevention
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    • 제15권17호
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    • pp.7001-7010
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    • 2014
  • Isoflavones are phytoestrogens and natural plant compounds which are similar to 17-${\beta}$-estradiol in chemical structure. It is known that they can act as estrogen agonists or antagonists, depending on endocrine estrogenic levels, but actions of isoflavones are rather complex due to large number of variables such as chemical structures and mechanisms. Some hypotheses on biological mechanisms have not satisfactorily been confirmed to date and human epidemiological and experimental studies have been relatively limited. Nevertheless, isoflavones and isoflavone rich foods have become a focus onf interest due to positive health benefits on many diseases, especially prevention of hormone-related cancers, cardiovascular disease, osteoporosis, and adverse postmenopausal symptoms, and improvement of physiological condition such as maintaining cognitive function. This review provides an overview of chemistry, analytical techniques (focused on human biospecimens), functions including biological mechanisms, and effects of isoflavones, on the basis of the available meta-analysis and review articles and some original articles, on health and cancer.

<한거십팔곡(閑居十八曲)>과 통과제의 ( and the rite of passage)

  • 송지언
    • 고전문학과교육
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    • 제15호
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    • pp.303-327
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    • 2008
  • The purpose of this paper is the analysis of to point its structure and meaning deduced from the rite of passage. In the light of the rite of passage, could be retrieved its value as one of significant works among the works of Gangho-sijo. is composed of nineteen pieces of monotype sijo. The first piece is a kind of prologue. The other pieces are divided into three parts which correspond with the three stages of the rite of passage-separation, transition, incorporation. As a result of this analysis, we can find out the writer's cognitive change according to the schema of the rite of passage. It becomes clear that the space of Gangho means the sacred space for mental culture rather than a separate space for escape. And considering the withdrawal for Gangho as the transition process of the rite of passage, gives a description of the disentanglement of conflict and a incorporation into the superior position of spirit.

사회인지진로이론에 기초한 사회복지학 전공 대학생의 진로준비행동 구조모형 검증 (A Study on the Structure Model of Social Welfare Students' Career Preparation Behavior based on Social-cognitive Career Theory)

  • 유영주;박지선
    • 디지털융복합연구
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    • 제16권1호
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    • pp.85-92
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    • 2018
  • 본 연구는 사회복지학 전공 대학생의 전공 특성에 부합한 적절한 진로지원방안 마련에 필요한 기초자료를 제공하고자 Lent 등(1994)의 사회인지진로이론에 기초하여 사회복지학 전공 대학생의 진로준비행동에 대한 영향요인을 규명하였다. 조사대상은 사회복지 현장실습을 경험한 3개 대학의 사회복지학 전공 대학생 132명으로, 인지적 요인(결과기대), 흥미요인(전공선택만족), 목표요인(진로결정수준), 수행요인(진로준비행동)의 관계를 분석하였다. 분석에는 SPSS 24.0과 AMOS 24.0를 사용하였으며, 분석결과는 다음과 같다. 첫째, 연구모형의 적합도는 CFI=.904, TLI=.887, RMSEA=.068로 통계학적으로 적합한 수준을 보였다. 둘째, 주요변수 간 관련성을 살펴본 결과, 결과기대가 높을수록 전공선택만족이 높아지고, 이는 진로결정수준을 증가시켜 진로준비행동을 높이는 결과로 이어졌다. 이러한 결과는 사회복지학 전공 대학생의 진로준비행동 향상을 위해서 학생 개인의 인지적 요인 및 흥미요인 등을 고려한 맞춤형 진로지원 프로그램 개발이 중요하다는 것을 의미한다.

Assessment of Mild Cognitive Impairment in Elderly Subjects Using a Fully Automated Brain Segmentation Software

  • Kwon, Chiheon;Kang, Koung Mi;Byun, Min Soo;Yi, Dahyun;Song, Huijin;Lee, Ji Ye;Hwang, Inpyeong;Yoo, Roh-Eul;Yun, Tae Jin;Choi, Seung Hong;Kim, Ji-hoon;Sohn, Chul-Ho;Lee, Dong Young
    • Investigative Magnetic Resonance Imaging
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    • 제25권3호
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    • pp.164-171
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    • 2021
  • Purpose: Mild cognitive impairment (MCI) is a prodromal stage of Alzheimer's disease (AD). Brain atrophy in this disease spectrum begins in the medial temporal lobe structure, which can be recognized by magnetic resonance imaging. To overcome the unsatisfactory inter-observer reliability of visual evaluation, quantitative brain volumetry has been developed and widely investigated for the diagnosis of MCI and AD. The aim of this study was to assess the prediction accuracy of quantitative brain volumetry using a fully automated segmentation software package, NeuroQuant®, for the diagnosis of MCI. Materials and Methods: A total of 418 subjects from the Korean Brain Aging Study for Early Diagnosis and Prediction of Alzheimer's Disease cohort were included in our study. Each participant was allocated to either a cognitively normal old group (n = 285) or an MCI group (n = 133). Brain volumetric data were obtained from T1-weighted images using the NeuroQuant software package. Logistic regression and receiver operating characteristic (ROC) curve analyses were performed to investigate relevant brain regions and their prediction accuracies. Results: Multivariate logistic regression analysis revealed that normative percentiles of the hippocampus (P < 0.001), amygdala (P = 0.003), frontal lobe (P = 0.049), medial parietal lobe (P = 0.023), and third ventricle (P = 0.012) were independent predictive factors for MCI. In ROC analysis, normative percentiles of the hippocampus and amygdala showed fair accuracies in the diagnosis of MCI (area under the curve: 0.739 and 0.727, respectively). Conclusion: Normative percentiles of the hippocampus and amygdala provided by the fully automated segmentation software could be used for screening MCI with a reasonable post-processing time. This information might help us interpret structural MRI in patients with cognitive impairment.

Analysis on Preceding Study of Consumer's Store-Choice Model: Focusing on Commercial Sphere Analysis Theories

  • Quan, Zhi-Xuan;Youn, Myoung-Kil
    • 산경연구논집
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    • 제7권4호
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    • pp.11-16
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    • 2016
  • Purpose - There are numerous theories for retail trade area analysis which are designed to select candidate locations for new stores. In this study, comparative analysis on the characteristics from those of the theories are shown, and the explanation for the power in consumers' store-choice behaviors and their limitations are examined. Also, plans for improving commercial sphere analysis are explored. Research design, data, and methodology - This study is based on literature reviews with normative research methodology. Among many researches regarding the analysis on the location and commercial sphere for launching a new store, researches relying on statistics are excluded in this study since they belong to the marketing research area,. Results - In the Law of retail gravitation, Huff's model multinomial logit model and etc. are mutual complementary mathematical techniques for analyzing commercial spheres and each of them has its own characteristics. These theories rely on the same hypothesis in which consumers are all believed to be behaving rationally under a similar behavioral system. However, the trial in explaining or estimating behavior of choosing a store with only a select size of the population that is objectively estimated by some major properties has limits in its credibility. Conclusion - Research on consumer's spatial behaviors can be fully illustrative and explainable when it has both quantitative approaches such as 'law of retail gravitation', 'logit model' and etc., and qualitative approaches like consumer's 'cognitive structure', 'learning status', 'image formation', 'attitude' and etc.

불안 장애에서 벡우울척도의 요인구조 (Factor Structure of the Beck Depression Inventory in Anxiety Disorder)

  • 양현주;김대호;장은영;한창우;박용천
    • 대한불안의학회지
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    • 제7권1호
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    • pp.16-21
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    • 2011
  • Objective : Depressive symptoms often coexist with other anxiety disorder symptoms. Furthermore, an anxiety disorder that is comorbid with a depressive disorder results in more severe symptoms and a poorer outcome prognosis. To understand the construct of depressive symptoms in anxiety disorder, this study investigated the factor structure of the Beck Depression Inventory among outpatients with anxiety disorders. Methods : All data were from psychiatric department outpatients at a university-affiliated hospital. We conducted a principal component analysis using data from 194 outpatients with DSM-IV anxiety disorders and calculated goodness-of-fit-indices. Results : Exploratory factor analysis revealed a four factor structure--Cognitive-affective symptoms (Factor 1), Somatic symptoms (Factor 2), Self-reproach (Factor 3), and Hypochondriasis/indecisiveness (Factor 4)--and a 57% total variance. This four-factor model demonstrated an acceptable level of model fit, and it fit better than did a three-factor solution from the literature on depressive disorder. Conclusion : This study's results suggest a difference in the construct of self-reported depressive symptoms in anxiety disorders. These findings also support a dimensional approach to studying anxiety and depression. Further studies may benefit from including comorbid depressive disorder and its influence on anxiety disorders.

고등학교 정보 교과서의 구성체계 및 학습목표 분석 (Analysis of the Organization Structure and Learning Objectives of High School Informatics Textbooks)

  • 강오한
    • 컴퓨터교육학회논문지
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    • 제23권3호
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    • pp.9-15
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    • 2020
  • 본 연구에서는 2015 개정 교육과정에 기초한 고등학교 정보 교과서를 분석하였다. 내용 분석법으로 교과서의 구성체계를 분석하였으며, Anderson의 교육목표 분류법에 따라 학습목표를 분석하였다. 내용 분석법을 적용한 결과, 교과서는 교과 핵심역량을 증진할 수 있도록 활동, 수준별 학습, 소그룹 학습을 포함하여 구성하였다. 학습목표를 분석한 결과, 인지과정 측면에서 이해하다(41%), 개발하다(20%), 적용하다(18%)가 높았으며, 지식의 유형 측면에서는 개념(45%)이 가장 높고, 이어서 절차(32%), 사실(12%)이 높게 나타났다. 본 연구에서는 이러한 분석 결과를 토대로 교과서의 개선 방안을 제안하였다.