• Title/Summary/Keyword: Cognitive psychology

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Adopting Production System in Cognitive Psychology to Improve the Extraction Process of Persuasive Design Characteristics for Healthcare-related Applications

  • Zhang, Chao;Wan, Lili
    • The Journal of Information Systems
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    • v.27 no.3
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    • pp.25-42
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    • 2018
  • Purpose The purpose of this study focused on adopting production systems in cognitive psychology to improve the extraction process of persuasive design characteristics for healthcare-related mobile applications. Design/Methodology/Approach A research approach with four stages was developed. We developed and updated the evaluation guideline for persuasive design characteristics (PDC). We tried to summarize and analyze each of 28 PDC and prepared related production rules. Verification process for both guideline approach and production system approach were performed. Top one hundred apps from both medical category and health and Fitness category were selected and evaluated by two approaches. By comparing the results of the two approaches, we tried to explain the improvement and reliability of introducing the production system in the PDC extraction process. Findings Based on the updated guideline for healthcare-related mobile applications, a production system in cognitive psychology was developed. By comparing the PDC extraction results by two approaches, production system showed a better improvement for evaluation precision and efficiency for decision-making process. The findings of this study can be used for researchers and app developers to apply production system to analyze, evaluate, and develop better healthcare-related apps with persuasion.

The Cerebral Activation of the Emotional and Linguistic Attributes during Visual Word Recognition: fMRI Study (시각 단어 재인동안 정서적 속성과 언어적 속성에 의해 활성화되는 대뇌 영역 : fMRI 연구)

  • Park, Chang-Su;Han, Jong-Hye;Choi, Moon-Gee;Nam, Ki-Chun
    • Proceedings of the Korean Society for Cognitive Science Conference
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    • 2006.06a
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    • pp.53-58
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    • 2006
  • We examined the cerebral activation of the emotional and linguistic attributes during the visual word recognition. This research investigated the affective priming effect preserving the behavioral paradigm. We used the primed-evaluation task in which the participants classify the target as positive or negative, and manipulated the emtional attributes by emtional relations of the prime-target word pairs(PP, PN, NP, NN). ROIs analyses for the semantic processing and emotional processing were performed. The results showed that the semantic processing areas including the IPL, SMG, and aSTS were activated differently according to the experimental condition. The activations of the IPL were increased only on the NN condition, whereas the activation of the SMG was decreased only on the PP condition. Furthmore, the activation of the emotional processing areas including the mPFC and ACC, was different according to the emotional realtions of word pairs. Similar to the SMG, the BOLD signal of the mPFC was decreaed only on the PP condition, whereas the activation of ACC was Increased only on the NN condition. These results were seemed to show the interact ive cerebral activations for processing the emtoional and linguistic attributes in a word, during visual word recognition.

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Accomplishments and Prospects in the Psychology of Mathematics Learning

  • Kirshner, David
    • Research in Mathematical Education
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    • v.1 no.1
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    • pp.13-22
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    • 1997
  • Cognitive psychology has provided valuable theoretical perspectives on learning mathematics. Based on the metaphor of the mind as an information processing device, educators and psychologists have developed detailed models of competence in a variety of areas of mathematical skill and understanding. Unquestionably, these models are an asset in thinking about the curriculum we want our students to follow. But any psychological paradigm has aspects of learning and knowledge that it accounts for well, and others that it accounts for less well. For instance, the paradigm of cognitive science gives us valuable models of the knowledge we want our students to acquire; but in picturing the mind as a computational device it reduces us to conceiving of learning in individualist terms. It is less useful in helping us develop effective learning communities in our classrooms. In this paper I review some of the significant accomplishments of cognitive psychology for mathematics education, and some of the directions that situated cognition theorists are taking in trying to understand knowing and learning in terms that blend individual and social perspectives.

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Unit of Lexical Access in Korean Polysyllabic Word Recognition (한국어 다(多)음절 단어재인에서의 어휘접근단위)

  • Yim, Hyung-Wook;Lim, Heui-Seok;Kwon, Yu-An;Nam, Ki-Chun
    • Annual Conference on Human and Language Technology
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    • 2004.10d
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    • pp.229-231
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    • 2004
  • 본 연구는 다(多)음절 한국어 단어재인에서의 어휘접근단위(unit of lexical access)를 알아보고자 했다. 이를 위해 Taft(1987)가 영어 어휘접근단위를 알아보고자 했을 때 사용한 실험 패러다임을 이용하였다. 실험 결과 반응시간에서는 조건간 통계적으로 유의미한 차이를 보이지 않았지만, BOSS 조건의 반응시간이 짧은 경향성을 보였고, 반응률에 있어서도 BOSS를 지지하는 결과를 보여주었다. 물론, 반응 오류가 많은 등 Taft(1987)의 패러다임을 한국어에 적용하기에 부적절했던 점이 있었지만, 적어도 다음절 단어 어휘접근 시 BOSS가 역할을 하고 있다는 것은 알아 볼 수 있었다.

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A Study on Game Play Design Using Elements of Cognitive Psychology (인지심리학 요소를 이용한 게임플레이 설계방법에 관한 연구)

  • Kim, Jung-Hyun;Jang, Hee-Dong;Kim, Kyung-Sik;Lee, Myoun-Jae;Kim, Kyoung-Nam
    • Journal of Korea Game Society
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    • v.3 no.2
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    • pp.64-70
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    • 2003
  • Game play is a procedure of playing the game following the results of choices existing in the game. Such games are generally implemented not by certain rules and techniques like other designs but by abilities and experiences of game designers. In this paper we propose a design method of game play through possibility reasoning and distributions using elements of cognitive psychology which are 'a theory about problem solving' and 'a theory about reasoning and decision'. These two theories are very closely related to game play which has the procedure of solving problem of continuous choices and their results.

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Cognitive neuropsychological assesment in pure alexic patient with letter-by-letter reading using fMRl - Single case study - (주변성 난독증의 특성과 대뇌활성화 양상 - 단일사례연구 -)

  • Sohn, Hyo-Jeong;Pyun, Sung-Bom;Kim, Chung-Myung;Nam, Ki-Chun
    • Proceedings of the KSPS conference
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    • 2005.11a
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    • pp.137-140
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    • 2005
  • In this study we investigated the cognitive neuropsychological characteristics and the underlying mechanism in a letter-by-letter reading dyslexic patient after cerebral infarct of left posterior cerebral artery using fMRl, The results of cognitive neuropsychological assesment are visual perception was appropriate, and semantic categorization, picture naming and picture-word matching tasks were above83% correct, respectively. However, she was very poor in lexical decision task. The selective reading impairment is thought to result from the disruption of the left occipitotemporal region included fusiform gyrus. In fMRl results, the activation level increase din the right occipitotemporal region included fusiform gyrus compared with normal group in compensation for left impairment and more increased in pseudo word reading task than word reading on account of familiarity.

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The effect of emotional state on information search pattern with small-size screen (좁은 화면(small-size screen)을 통한 정보 탐색 패턴에 정서 상태가 마치는 효과)

  • Kim, Hyuk;Han, Kwang-Hee
    • 한국HCI학회:학술대회논문집
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    • 2006.02b
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    • pp.627-632
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    • 2006
  • 최근 들어 인간과 컴퓨터 상호작용 분야에서 기존의 인지적인 측면 이외에 정서의 역할에 대한 관심이 증폭되고 있는 추세이다. 본 연구에서는 사용자가 좁은 화면을 통해 정보검색을 수행 할 때 정서 상태에 따라 정보 검색 패턴이 다른지 알아보고자 하였다. 실험참가자들의 정서 상태를 인위적으로 유도하기 위해 검색과제를 수행하기 전에 긍정적인 정서와 부정적인 정서를 유발시킬 수 있는 음악을 듣게 하였고 동시에 자신의 과거 기역으로부터 긍정적인 정서 혹은 부정적인 정서를 유발 시킬 수 있는 과제를 수행하도록 하였다. 정서 유발 과정이 끝난 뒤 각 실험 참가자들은 좁은 화면을 통해 정보 탐색 과제를 수행하였다. 정보 탐색 과제는 주어진 시간 동안 제시되는 나라들에 대한 여행 정보를 검색하는 것이었고 정보 검색이 이루어지는 동안 소요된 시간 및 검색 페이지 링크가 기록되었다. 실험결과 긍정적인 정서상태에서는 중립 상태와 부정적인 정서 상태에 비해서 보다 광범위하고 빠른 정보검색이 이루어지는 것으로 나타났다.

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A Study on the Efficient Spatial Cue for Menu Navigation in the Small Screen (작은 화면에서 메뉴 탐색 시 효율적인 공간정보 단서연구)

  • Kim, Young-Eun;Yoo, Sang;Jeon, Ha-Young;Kim, Hyuk;Han, Kwang-Hee
    • 한국HCI학회:학술대회논문집
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    • 2006.02a
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    • pp.1305-1312
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    • 2006
  • 최근 들어 휴대성을 강조한 휴대폰이나 PDA 같은 다양한 모바일 기기의 등장으로 언제 어디서나 원하는 정보를 탐색할 수 있게 되었으나 기기는 점점 작아지는 반면, 기능은 증가하고, 많은 기기들이 데스크톱 인터페이스를 그대로 차용하여 작은 모바일 기기에는 적합하지 않은 결과를 낳고 있다. 따라서 본 연구는 청각 피드백을 이용한 공간정보 단서를 제공하여 작은 기기의 사용성을 높이는데 초점을 두고 있다. 이를 위하여, 실험 1에서는 두 가지 메뉴 구조에서 세 가지 청각 피드백의 영향을 조사하였는데, 격자메뉴와 한 줄 메뉴에서 각 청각피드백이 미치는 영향과 사용자의 선호도를 조사하였다. 실험 결과, 격자메뉴에서 수행이 좋았으나, 청각 피드백 유형별 수행 차이는 나타나지 않았고, 각 피드백에 대한 선호도에서도 차이가 나타나지 않았다. 실험 2에서는 실험 1에서 사용된 정보를 제공하는 청각적 피드백을 음 높이와 음의 개수 속성으로 세분화하여 PDA에서 메뉴 탐색 수행을 4블록으로 나누어 조사하도록 설계하였다. 실험 결과, 음 높이 속성만 갖는 피드백은 블록이 진행되면서 반응 시간에 있어서 피로도가 나타난 반면, 음 개수 속성만 갖는 피드백은 블록이 진행되어도 피로도가 나타나지 않았다. 한편, 두 속성을 모두 갖는 피드백은 블록이 진행되면서 보행 속도가 유의미하게 줄어드는 것을 발견하였다. 본 연구의 결과는 앞으로 유비쿼터스 환경에서 사용자에게 효율적인 청각 피드백을 통해 공간 정보를 제공함으로써 휴대기기의 사용성을 높일 수 있는 한 가지 가능성을 제시한다는 데 의의가 있다.

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Job Characteristics in Nursing and Cognitive Failure at Work

  • Elfering, Achim;Grebner, Simone;Dudan, Anna
    • Safety and Health at Work
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    • v.2 no.2
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    • pp.194-200
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    • 2011
  • Objectives: Stressors in nursing put high demands on cognitive control and, therefore, may increase the risk of cognitive failures that put patients at risk. Task-related stressors were expected to be positively associated with cognitive failure at work and job control was expected to be negatively associated with cognitive failure at work. Methods: Ninety-six registered nurses from 11 Swiss hospitals were investigated (89 women, 7 men, mean age = 36 years, standard deviation = 12 years, 80% supervisors, response rate 48%). A new German version of the Workplace Cognitive Failure Scale (WCFS) was employed to assess failure in memory function, failure in attention regulation, and failure in action exertion. In linear regression analyses, WCFS was related to work characteristics, neuroticism, and conscientiousness. Results: The German WCFS was valid and reliable. The factorial structure of the original WCF could be replicated. Multilevel regression task-related stressors and conscientiousness were significantly related to attention control and action exertion. Conclusion: The study sheds light on the association between job characteristics and work-related cognitive failure. These associations were unique, i.e. associations were shown even when individual differences in conscientiousness and neuroticism were controlled for. A job redesign in nursing should address task stressors.

Empathy and Involvement in Bullying in Adolescents

  • Bang, Seongyeog;Lee, Eunhee
    • International Journal of Advanced Culture Technology
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    • v.9 no.3
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    • pp.46-54
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    • 2021
  • Bullying prevention and intervention programs often include empathy training. This study investigated how the cognitive empathy and affective empathy are related to bullying involvement. For this purpose, a questionnaire composed of Korean version of Participant Role Questionnaire scale (bullying, defending, and outsider behavior), and Korean version of Basic Empathy Scale (cognitive empathy, and affective empathy) were administered to 598 middle school students from 7 different middle schools in Gyeongnam province of Korea. The results, based on Structural equation modeling, showed that adolescents' cognitive empathy were indirectly linked to bullying behavior of adolescents' through defending behavior and outsider behavior. Adolescents' affective empathy were directly linked to bullying behavior. These findings could guide the development and implementation of prevention programs for adolescents' bulling. Implications and future research are discussed.