• Title/Summary/Keyword: 과학 동기

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An analysis of Learning Attitude among the Chinese Students in Korea - focused on the Q Methodology - (한국 내 중국 유학생의 학습태도 유형 분석 - Q방법론적 접근 -)

  • Li, Zhangpei;Li, Xiaohui;Park, Changun
    • Asia-pacific Journal of Multimedia Services Convergent with Art, Humanities, and Sociology
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    • v.7 no.6
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    • pp.115-123
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    • 2017
  • The purpose of this research provides analyzes the learning attitude types by Chinese students in Korea. For this purpose, we have adopted of the practical research methodology and quantitative research methodology, which can objectively determine the individual's ideas and behavior of the "Q methodology". To this end, This research is targeted at Chinese students in the students' learning attitude implemented by 4 types and analyzes questionnaires of each type. The analysis results are categorized as the type of learning environment is not satisfied; positively cooperate with the learning process and the environment; the lack of learning motivation; and paradoxical learning state. As a result of this discussion, Chinese students should have clear motivation to learn new things; improve their korean language ability; and need to know their clear learning methods. Nowadays, more and more Chinese students are choosing study abroad. Therefore, the learning attitudes and learning abilities as two of the most important of focus from society.

Phenomenological analysis of the fun experience of G-Golf Tour players (G투어 참여 골프 선수들의 재미경험에 관한 현상학적 분석)

  • Han, Jee-Hoon;Lee, Chul-Won;Seo, Kwang-Bong
    • 한국체육학회지인문사회과학편
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    • v.55 no.4
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    • pp.343-350
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    • 2016
  • The purpose of this study is to phenomenological analyze the fun experience of G-Golf Tour players. A total of 3 male and 3 female professional golfers who are currently participate in G-Golf Tour are selected by snow-ball sampling. Data was collected from interviews and participant observation, With this data, coding was done as first step and group categorization was done as second step in order to achieve the right result from meaningful analyzing. In order to approve the adequate of this study, the peer review was done by one qualitative research specialist and two candidates of Ph.D. The motivation of G-Tour participation, the notification changing of G-Tour, the addiction of G-Tour, the fun factor of G-Tour were drawn as the results, and the media exposure, personal relations, and skill improvement were drawn as the sub-factors of fun experience of G-Tour.

Content Analysis on the Expression Activity in the Middle School Physical Education Textbooks of 2009 Curriculum Revision (2009 개정 교육과정에 따른 중학교 체육교과서 표현활동 영역 체제 분석)

  • Choo, Nayoung
    • 한국체육학회지인문사회과학편
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    • v.54 no.4
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    • pp.257-269
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    • 2015
  • The purpose of this study was to conduct content analysis on expression activity section in the physical education textbooks of 2009 curriculum revision and provide a basis for future middle school physical education. in order to accomplish the purpose of this study, 5 different kinds of physical education textbook. The physical education textbooks were examined through the comparative analysis and previous studies conducted for selections of the analysis bases. The results were as follows. First, textbooks devoted the space from 14.1 to 17.3%. In deployment and configuration of the section, each textbooks were used variety of methods, photographs and illustrations for motivations and advanced learning. Second, the instructional objectives were presented 4-6 each text book including expression activity concepts, understanding expression methods, personal competence reinforcement through creative activity, and watching performances. Learning contents were to focus on the concepts of aesthetic component in the esthetical expression, to highlight creative component in the modern expression, to express characteristic dances through understanding of the culture in the traditional expression. lastly, the middle assessments hight the understanding of each contents but small assessments focus on attitudes of character education.

Distributed AI Learning-based Proof-of-Work Consensus Algorithm (분산 인공지능 학습 기반 작업증명 합의알고리즘)

  • Won-Boo Chae;Jong-Sou Park
    • The Journal of Bigdata
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    • v.7 no.1
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    • pp.1-14
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    • 2022
  • The proof-of-work consensus algorithm used by most blockchains is causing a massive waste of computing resources in the form of mining. A useful proof-of-work consensus algorithm has been studied to reduce the waste of computing resources in proof-of-work, but there are still resource waste and mining centralization problems when creating blocks. In this paper, the problem of resource waste in block generation was solved by replacing the relatively inefficient computation process for block generation with distributed artificial intelligence model learning. In addition, by providing fair rewards to nodes participating in the learning process, nodes with weak computing power were motivated to participate, and performance similar to the existing centralized AI learning method was maintained. To show the validity of the proposed methodology, we implemented a blockchain network capable of distributed AI learning and experimented with reward distribution through resource verification, and compared the results of the existing centralized learning method and the blockchain distributed AI learning method. In addition, as a future study, the thesis was concluded by suggesting problems and development directions that may occur when expanding the blockchain main network and artificial intelligence model.

A Study on the General Patterns of Folksonomy Tag for the University Libraries (국내 도서관 폭소노미 태그의 일반적 패턴 연구)

  • Lee, Sung-Sook;Jeong, Seo-Young
    • Journal of the Korean BIBLIA Society for library and Information Science
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    • v.20 no.1
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    • pp.137-150
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    • 2009
  • This study has introduced folksonomy to general patterns of folksonomy tags for the university libraries that have practically implemented Library 2.0. From the results, we can see that average about 1.35 tag is used for one content. Typical pattern of the tags follow a power function that frequency of use decreases as No. of uses increases, 79.51% of tags are expressing topic of contents, and 84.61% of tags are tag of social motivation. The results of analysis on increase/decrease rate for tags divided into 4 quarters said that A university library has big differences from quarters while B university library has similar data between quarters. The users have used average 5.25 tags. Trends of the users can be divided into 3 groups according to tagging patterns of the users.

Effects of Estrus Synchronization and Ovulation Induction Methods on Hormone Concentrations and Pregnancy Rate in Artificial Insemination of Riding Horses (말 인공수정에서 발정동기화와 배란유도 방법이 호르몬 농도와 임신율에 미치는 효과)

  • Su heon Gwon;Yong Soo Park
    • Journal of Practical Agriculture & Fisheries Research
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    • v.25 no.4
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    • pp.111-117
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    • 2024
  • Reproductive research such as artificial insemination and embryo transfer is necessary to produce high-quality riding horses. In this study, we investigated the effects of estrus synchronization and ovulation induction methods, which can be considered the basis of artificial insemination in horses, on the hormone concentration and artificial insemination pregnancy rate of mares. For the purpose of synchronization of estrus in horses, Cidr-plus insertion method, Regumate feeding method, and 150mg progesterone + 10mg estradiol mixed administration method were used. In the Cidr-plus insertion method and the Regumate feeding method, the progesterone concentration reached the appropriate level for ovulation induction on the 8th day of administration. The mixed administration method of 150mg progesterone + 10mg estradiol maintained the progesterone concentration at an appropriate level immediately after administration. With the administration of PGF2a and hCG, progesterone concentration decreased rapidly, making ovulation induction possible. As a result of comparing the pregnancy rate between natural estrus and estrus synchronization, the pregnancy rate was found to be higher in estrus synchronization and ovulation induction. From the results of this study, it is insufficient to judge the effect of the pregnancy rate due to the small number of tests, but in terms of usability, estrus synchronization and ovulation induction were useful. Therefore, it is expected to contribute to improving the efficiency of future roadster production.

Effectiveness of Decision-Making Skills in SSI Class Based on Debate by Utilizing SNS in Terms of Students' Personality Traits (SSI 토론 수업에서 SNS 활용이 성격특성별 의사결정능력에 미치는 효과)

  • Jang, Seoyoon;Cha, Heeyoung;Park, Hyemin;Park, Chuljin
    • Journal of The Korean Association For Science Education
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    • v.36 no.5
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    • pp.757-768
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    • 2016
  • This study developed an SSI (Socio-Scientific Issue) discussion program that applies a creative technique called six thinking hats, and then investigated the differences in argumentation patterns and effects on the decision-making abilities of each character feature of students between SNS debate and existing face to face debate. There were three SSI themes - Designer Babies, embryonic stem cell study, and legitimacy of abortion. Students were divided into two groups, the debate group using SNS and face to face debate group. The character patterns of students were divided to 'extraversion,' 'agreeableness,' and 'conscientiousness' through test sheets for character features for each student. Both groups were educated for creative discussion methods using six thinking hats and then, the class progressed. As a result of analyzing argumentation patterns used in SNS debate and face to face debate, the most used argumentation pattern was the "cause pattern." But comparing to face to face debate, other patterns (mark, inference, authority, motive) were also used in SNS debate. The study analyzed three factors of decision-making ability for each character feature of students such as complexity, perspectives, and inquiry. As a result, for 'complexity' factor, there was a significant difference between SNS debate group and face to face debate group only in the student group of Agreeableness. For 'perspectives' factor, there were significant differences between SNS debate group and face to face debate group in all three characters. Finally, for inquiry, there were no significant differences between SNS debate group and face to face debate group in all three characters. Accordingly it would be necessary to apply SNS debate using the six thinking hats in SSI education to enhance perspectives.

Development and Application of the Explicit and Reflective Learning Strategy for Enhancement of the Elementary School Students' Basic Inquiry Skills -Based on Observation and Classification- (초등학생의 과학탐구기능 향상을 위한 명시적이고 반성적인 교수.학습전략 개발 및 적용 -관찰과 분류를 중심으로-)

  • Lee, Hye-Won;Min, Byeong-Mee;Son, Yeon-A
    • Journal of The Korean Association For Science Education
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    • v.32 no.1
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    • pp.95-112
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    • 2012
  • The research evaluated the effects of the improvements in scientific inquiry for elementary school students and focused on the development and application of the explicit and reflective learning strategy through observation and classification. The explicit and reflective learning strategy was modified and completed with the review of the experts after the development of the draft based on the theoretical approach. The students were evaluated for their academic achievements in scientific inquiry skills before and after taking the course. The results were as follows: First, the steps of the developed learning strategy (1) to motivate, (2) to explore reflectively, (3) to guide explicitly, (4) to inquire explicitly, and (5) to verify reflectively were set to reflect the verification. Second, the results of applying the developed model to the lessons based on the quantitative analysis was effective for observation and classification skills in the quest for improved performance of the whole (the sum of observation and classification, inquiry skills) and the observed features, but there was no effect on classification. Also, the lessons applied the developed teaching strategy and showed effectiveness in improving academic achievement. Particularly in analyzing the relationship between the academic achievement and exploration capabilities, in order to improve academic achievement, the importance of improving inquiry skills was found. Third, the qualitative analysis of teaching and learning strategy developed by applying the lessons of this teacher guide and small group activities through the explicit and reflective observation and classification of the student learning activities showed the significant improvement of ability of the scientific inquiry skills. In addition to the improvement in the abilities of the classification showed after the formation of the most basic observation skills of the scientific inquiry.

Recontextualizing geography curriculum:society;student and discipline of geography (地理 敎育課程의 再脈絡化)

  • Seo, Tae Yeol
    • Journal of the Korean Geographical Society
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    • v.29 no.4
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    • pp.438-449
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    • 1994
  • This paper focuses on recontextualizing geography curriculum, i.e. examining recent changing aspects in three geography curriculum locators-society, student and discipline of geography-and searching future directions of geography curriculum in light of such changes. For conciliation and reflection of changing aspects of each locators, this paper dealt with social issues and societal changes in terms of locator of society, increased concern to student and development of cognitive science in terms of students, and challenging views on science and the meaning of epistemological changes in geography in terms of discipline. As a result, three future directions in geography curriculum are searched : issue-based geography curriculum, thinking geography curriculum, geography curriculum toward equity and accessbility.

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Comparison of the Recent Trend of Chemistry Education Research Based on the Analysis of the Domestic and Foreign Journals (국내외 학술지를 토대로 분석한 화학교육 연구의 최근 동향 비교)

  • Han, Jae-Young;Lee, Sang-Chul
    • Journal of the Korean Chemical Society
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    • v.56 no.2
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    • pp.290-296
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    • 2012
  • This study analyzed the research papers published in three (2 domestic and 1 foreign) journals, in order to understand the recent trend of chemistry education research. We selected Journal of the Korean Chemical Society (JKCS) and Journal of the Korean Association for Science Education (JKASE) as the domestic journals, and Journal of Chemical Education (JCE) as a foreign journal. The papers published from 2000 to 2009 were analyzed. As the result, the chemistry education research theme focused on 'teaching method and education technology', 'learner's characteristics', and 'chemical concept and experiment' in the order of frequency. The research on 'curriculum and textbooks' was performed often in JKCS reflecting Korean social environment. The most researched chemistry education goal was the 'conceptual understanding/change' followed by 'achievement/grade' in JCE and 'experiment/inquiry skill' in JKCS, and 'attitude/interest/motivation' in JKASE. The research subjects were focused to 'middle or high school students' in JKCS, in contrast to the 'university students' in JCE. More concern to the higher education is required in the domestic research. The most frequently used research method was 'survey/ examination' followed by 'experimental research' in JCE and JKASE and 'data/material analysis' in JKCS. We discussed the implication on future chemistry education research.