• 제목/요약/키워드: Cognitive Content

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Improving safety performance of construction workers through cognitive function training

  • Se-jong Ahn;Ho-sang Moon;Sung-Taek Chung
    • International journal of advanced smart convergence
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    • 제12권2호
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    • pp.159-166
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    • 2023
  • Due to the aging workforce in the construction industry in South Korea, the accident rate has been increasing. The cognitive abilities of older workers are closely related to both safety incidents and labor productivity. Therefore, there is a need to improve cognitive abilities through personalized training based on cognitive assessment results, using cognitive training content, in order to enable safe performance in labor-intensive environments. The provided cognitive training content includes concentration, memory, oreintation, attention, and executive functions. Difficulty levels were applied to each content to enhance user engagement and interest. To stimulate interest and encourage active participation of the participants, the difficulty level was automatically adjusted based on feedback from the MMSE-DS results and content measurement data. Based on the accumulated data, individual training scenarios have been set differently to intensively improve insufficient cognitive skills, and cognitive training programs will be developed to reduce safety accidents at construction sites through measured data and research. Through such simple cognitive training, it is expected that the reduction of accidents in the aging construction workforce can lead to a decrease in the social costs associated with prolonged construction periods caused by accidents.

1인 미디어 콘텐츠 및 인플루언서의 속성이 이용자들의 신뢰, 시청몰입, 구매의도에 미치는 영향 (The Effects of Personal Media and Influencer Attributes on User's Trust, Viewing Commitment, and Purchase Intention)

  • 이준섭;김지영
    • 아태비즈니스연구
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    • 제14권2호
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    • pp.17-31
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    • 2023
  • Purpose - The purpose of this study is to verify the effects of attributes of personal media content and influencers on the cognitive and emotional trust of platform users. In addition, the structural relationships among cognitive trust, emotional trust, viewing commitment, and purchase intention were examined. Design/methodology/approach - For the empirical analysis of the study, a survey was conducted on 192 consumers who have recently experienced using personal media content. The Confirmatory Factor Analysis (CFA) and the Structure Equation Model (SEM) were hired in order to analyze the survey data. Findings - Findings of this study are 1) informativeness and expertise had a significant effect on cognitive and emotional trust. However, entertainment had no significant effect on both cognitive and emotional trust; 2) interactivity had a significant effect on emotional trust, but not on cognitive trust; 3) cognitive and emotional trust had a positive effect on the viewing commitment of the content; 4)content users' viewing commitment had a positive effect on their intention to purchase recommended products. Research implications or Originality - The theoretical and practical implications were discussed through the above empirical research results, and the limitations of the study and the direction of follow-up studies were presented.

노년층의 인지-화용언어 능력 평가 : 평가도구 및 내용타당도 연구 (Cognitive-Pragmatic Language Assessment for Normal Aging : Study of Assessment Tools and Content Validity)

  • 이미숙;김향희
    • 한국콘텐츠학회논문지
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    • 제12권5호
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    • pp.280-292
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    • 2012
  • 인간의 인지-화용언어 능력은 일반적으로 연령이 증가함에 따라 저하된다. 노년층의 인지-화용언어 능력을 평가하는 것은 인지 기능이나 치매 등 관련 질병들에 대한 예측에 도움이 된다. 본 연구에서는 노년층의 인지-화용언어 능력을 평가하기 위한 기존의 도구들을 분석하고, 현재 저자들이 연구 개발 중인 평가영역 및 문항들에 대한 내용타당도(content validity)를 검증하고자 하였다. 이를 위해 17명의 언어치료사 및 임상심리사들이 판단한 척도점수에 근거하여 내용타당도 지수(Content Validity Index, CVI)를 산정하였다. 연구 결과, 주의력, 기억력, 조직화 능력, 추론력, 문제해결력, 집행기능, 화용언어 등 7개 영역 모두 CVI가 .75를 초과하였다. 이에 따라, 현 문항들이 노년층의 인지-화용언어 능력을 평가하기 위한 목적과 적절히 부합하는 내용적 타당성을 지니는 것으로 입증되었다.

복합기제 텍스트의 확장 의미에 대한 수용자의 인지적 재구성 : 서사적 미디어 표현을 활용한 의사소통 교육을 위해 (Audience Cognitive Reconstruction of the Extended Meaning of Complex Mechanism Text : For Communication Education using Story Media Expressions)

  • 임지원
    • 한국엔터테인먼트산업학회논문지
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    • 제15권7호
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    • pp.137-143
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    • 2021
  • 본 논의는 복합기제를 담은 미디어 텍스트의 확장 의미에 대한 인지화용적 의미 해석 이론을 토대로 대학생을 위한 의사소통 교육 및 한국어 연계 전공 교육자의 리터러시 교육의 연계가능성에 대해 논의된 질적 연구라 할 수 있다. 쌍방향적 의사소통 전략으로 활용된 미디어 콘텐츠 표현의 내포적 의미는 학습자 개개인의 인지환경에 따라 다각적인 해석으로 수용될 것이다. 그렇다면 콘텐츠 제작자가 의도한 일반적인 미디어 콘텐츠 의미 내용은 어떻게 수용되고 있는가. 이러한 의구심이 논의의 출발점이다. 필자는 문제해결을 위해 인지의미론의 실험화용적 방법론에 기대어, 인지언어학의 관련성 모델을 적용시켜 학습자의 창의적인 인지환경과 현시적 내용을 연결시켜 그 대비점을 모색하였다. 논의 결과 학습자 스스로 인지환경과 현시적 내용을 연결시킬 수 있는 주체성과 창의적 사고를 표현할 수 있는 기본 틀을 마련할 수 있었다. 특히 적극적이며 긍정적인 학습자들은 제작된 미디어 텍스트를 문제제기할 수 있는 토론의 능력과 텍스트에 내포된 의미의 타당성을 논증하기 위해 제 3의 대안을 제시하는 등 새로운 인지환경을 구축하는 직접적인 서술적 표현도 드러났다. 추후 복합기제가 담긴 미디어 텍스트는 현대 사회에서 다양한 매체를 통해 쉽게 이뤄지는 간접적이며 설득적인 의사소통 행위이기에 미디어 텍스트 제작자와 학습자의 신뢰적인 대화의 보편적 의사소통 원리가 존재해야 할 것이다

유아의 시지각 인지기능 개선을 위한 이미지 블록 연동형 콘텐츠 구성과 구현 (Implementation of Image Block Linked Contents to Improve Children's Visual Perception and Cognitive Function)

  • 곽창섭;이영순
    • 한국콘텐츠학회논문지
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    • 제22권9호
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    • pp.76-84
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    • 2022
  • 본 논문에서는 스마트폰의 사진과 영상을 활용하는 상호작용형 콘텐츠 디바이스인 아이퍼즐 이미지 블록과 연동 가능한 시지각 인지기능 훈련 콘텐츠를 구성하였다. 이를 위해 시각기억, 시각연속성, 공간관계, 시각구별의 4개 영역을 도출하고 콘텐츠 동작, 활용방법과 시나리오를 작성하였다. 콘텐츠 이미지를 디자인하고 기존 학습지형 시각 및 지각 인지기능 훈련 자료를 모바일 미니 게임형으로 개발하여 유아의 훈련참여 욕구를 지속부여, 유도하고자 하였다. 개발된 콘텐츠를 활용하여 일반 아동과 보호자를 대상으로 체험활동을 수행하였으며 기본 퍼즐 완구 대비 높은 집중도와 유익성, 효과성에서 의미있는 결과를 확인하였다. 본 논문을 통해 디지털 완구와 콘텐츠를 기반으로 하는 인지기능 개선활동 연구에 의미있는 자료가 되기를 기대한다.

수학 학습 평가틀 비교 분석 -NAEP 2015, TIMSS 2015, PISA 2015를 중심으로- (A Comparison Study on Mathematics Assessment Frameworks -Focusing on NAEP 2015, TIMSS 2015 and PISA 2015-)

  • 한채린;박만구
    • 한국수학교육학회지시리즈A:수학교육
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    • 제54권3호
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    • pp.261-282
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    • 2015
  • The purpose of this study was to provide insights on making Korean mathematics framework by analytical comparison of three major assessments such as the NAEP 2015, the TIMSS 2015 and the PISA 2015. This study focused on the key differences and common themes of mathematics frameworks among three major assessments. In order to achieve this purpose, mathematical frameworks of the NAEP 2015, the TIMSS 2015, and the PISA 2015 were analyzed and compared. The criteria of the comparison were content domain and cognitive domain. The comparing criteria of content domain were based on NCTM content standards and cognitive domain were used the three understanding levels of Jan de Lange's pyramid model. Based on these comparisons, researchers discussed that Korea mathematical framework was needed to have a set of content categories that reflect the range of underlying mathematical phenomena and a set of cognitive levels which contain the range of underlying fundamental mathematical capabilities including consideration of contexts.

광고 콘텐츠의 창의성이 인지종결 지연욕구와 광고태도에 미치는 영향 - 비유창성의 매개효과를 중심으로 (The Effect of Advertising Content Creativity on Desire to Postpone Cognitive Closure and Ad Attitude - Focusing on the Mediating Effect of Disfluency)

  • 박현정;유승철
    • 한국콘텐츠학회논문지
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    • 제17권12호
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    • pp.339-356
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    • 2017
  • 지금까지 창의적 광고 콘텐츠의 광고효과를 검증하는 연구는 있었지만 소비자의 인지과정에서 왜 창의적 광고 콘텐츠가 효과적인지 그 이유를 설명한 연구는 많지 않았다. 본 연구는 광고 콘텐츠의 창의성이 인지 종결 지연욕구와 광고태도에 미치는 영향을 알아보았다. 더 나아가서 본 연구는 창의적 광고 콘텐츠의 광고 효과 유발 원인을 비유창성으로 설정하고 관련 변인들 간의 관계를 검증했다. 연구 결과 창의적 광고의 비유창성이 인지종결 지연욕구를 매개하는 것으로 나타났다. 이는 광고의 비유창성이 창의적 광고의 광고효과를 높이는 중요 인지변인임을 의미한다. 창의적 광고의 광고효과를 소비자의 인지변인들과 연결해 검증했다는 점에서 본 연구는 학술적 의미를 지닌다.

Correlation between cognitive load, vividness and cyber sickness for 360-degree education video

  • Park, Jung Ha
    • International Journal of Advanced Culture Technology
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    • 제8권4호
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    • pp.89-94
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    • 2020
  • This study attempted to investigate cognitive load, vividness, and cybersickness in nursing students, in the last year of nursing college, who used a 360-degree video content for studying intravenous fluid infusion, one of the core fundamental nursing skills. The aim was to determine the correlation between the variables, and to decide whether the 360-degree video content can be used as an effective supplementary educational material in the regular curricula. This study, a descriptive research, was conducted from October 31, 2019 to November 14, 2019. The participants in this study were 64 students in the 4th year of nursing college at a university located in B City, South Korea. They were instructed to watch a 360-degree video content for intravenous infusion using a Samsung Head Mounted Display (HMD) while ensuring the safety of the students. The results showed that the scores, out of 7 points, for material design, self-evaluation, and physical effort for cognitive load in nursing students were 5.93±0.71, 5.92±0.71, and 5.64±0.74 points, respectively. In addition, the scores, out of 7 points, for mental effort and task difficulty were 2.55±1.08 and 1.94±0.75 points, respectively, and the scores for vividness and cybersickness in the participants were 5.82±0.84, and 2.57±0.98 points, respectively. Physical effort, self-evaluation, and material design for cognitive load in the participants were positively correlated with vividness (r=.379, r=.458, r=.507). In addition, mental effort for cognitive load was positively correlated with cybersickness (r=.684), whereas self-evaluation and material design were negatively correlated with cybersickness (r=-.388, r=-.343). Based on the results of this study, we believe that the 360-degree video content for intravenous fluid infusion can be used as an educational medium in regular and non-regular curricula. In addition, future studies are needed to specifically develop and verify teaching and learning methods on how to apply 360-degree video contents..

인지적 구성주의에 근거한 의학교육의 발전 방향 (Cognitive Constructivism in the Development of Medical Education)

  • 천경희
    • 의학교육논단
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    • 제22권2호
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    • pp.77-84
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    • 2020
  • This study introduces cognitive constructivism in reference to its emergence in the development of medical education. The main concepts of cognitive constructivism as they relate to knowledge construction and the learner's process were described, and cognitive constructivism as a learning theory was examined in its capacity to help interpret the phenomenon of medical education. Piaget's theory of cognitive constructivism and Ausubel's meaningful learning theory were applied in an attempt to explore the role of students and educators, curriculum, and teaching and learning in medical education from a cognitive constructivist perspective. When faced with new information, learners compare it with the existing schema to understand, and in order to resolve conflicts caused by inconsistencies in the information, learners incorporate assimilation and accommodation to help maintain equilibration. Therefore, instructors must meaningfully connect new content to the learner's existing schema and make endless efforts to satisfy learners' intellectual curiosity. The basic premises of medical education content is a suitable subject of meaningful learning. A learner who already possesses well-structured knowledge is likely to experience meaningful learning and a richer intellectual experience. Therefore, it is necessary to organize the curriculum strategically and elaborately so that learners can have an improved and effective learning experience.

Piaget의 인지발달론에 기초한 국민학교 실과교과 내용분석(I) -만들기 영역을 중심으로- (A Study on the Content Analysis of Practical Course Subject in Elementary School based on the Piaget’s Cognitive Developmental Theory)

  • 정미경
    • 한국가정과교육학회지
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    • 제6권2호
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    • pp.133-145
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    • 1994
  • The purposes of this study are to investigate the relationship between the Piaget’s cognitive developmental theory and the practical course subject in elementary school which have the characteristics of skillful subject and living subject, and to discriminate the suitability of contents of the practical course subject for the childrens’level of cognitive development. This work could serve the theoretical background that the practical course subject presents practical experiences which lead the development of logicomathematical thinking abilities. The results of the content analysis shows that create activities develop the logicomathematical thinking abilities such as projective geometry, topology geometry, area conservation, length & distance conservation, and volume & mass conservation. And the most contents of the practical course subject are suitable for the childrens’level of cognitive development.

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