• Title/Summary/Keyword: 토픽색인

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Analysis of Research Trends in Elementary Information Education According to Changes in Curriculum (교육과정 변화에 따른 초등 정보교육 연구 동향 분석)

  • Lee, Youngho
    • Journal of The Korean Association of Information Education
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    • v.25 no.3
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    • pp.537-545
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    • 2021
  • Contents related to computers in the curriculum have been presented from the 5th curriculum released in 1987. The practical education curriculum of the 2015 revised curriculum is composed of software-related content from the existing ICT-related contents. Related research needs to be preceded in order to revise the curriculum according to the times and social needs. Research on elementary school information education is mainly conducted by the Korean Society for Information Education. Therefore, in this study, based on the thesis of the Society for Information Education, the research trends of the society were analyzed by a period of change in the curriculum. Research Results The research of the society shows a change in research trends similar to the change in the curriculum. And it can be seen that the research of society precedes the change in the curriculum.

Analysis of Research Trends on Archival Information Services Using Text Mining (텍스트마이닝을 활용한 국내외 기록서비스 연구동향 분석)

  • Seohee Park;Hye-Eun Lee
    • Journal of Korean Society of Archives and Records Management
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    • v.24 no.1
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    • pp.89-109
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    • 2024
  • The study analyzed the research trends of domestic and international record information services from 2003 to 2022. A total of 136 academic papers registered in the Korea Citation Index (KCI) and 74 from the Library, Information Science & Technology Abstracts (LISTA) were examined by quantitative and qualitative content analysis to understand the research status of 20 years from various angles, such as publication year, research type, researcher type, subject, and purpose. Frequency analysis, co-occurrence frequency analysis, centrality analysis, and topic modeling were performed by applying text mining techniques. Results showed that domestic papers demonstrated a research flow focused on specific institutions or records, and user-centered satisfaction surveys and content-centered studies were conducted. Moreover, foreign papers confirmed various evaluation-oriented and information provision studies, such as data, resources, and collections, along with the research trend focusing on the relationship between archivists and users. The management of information resources was identified as a common topic in both domestic and foreign papers, but it is possible to identify that domestic research focuses on maintaining the quality of domestic information resources, while foreign research focuses on the storage and retrieval of information.

Retrieval Performance of XML Documents Using Object-Relational Databases (객체-관계형 데이터베이스에 의한 XML문헌의 검색성능 평가)

  • Kim, Hee-Sop
    • Journal of the Korean Society for information Management
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    • v.21 no.2
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    • pp.189-210
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    • 2004
  • The purpose of this study is to evaluate the performance of XML retrieval based on ORDBMSs(Object-Relational Database Management Systems) approach. This paper describes indexing and retrieval methods for XML documents and the methodologies of experiments at INEX(Initiative for the Evaluation of XML retrieval). Like any other traditional information retrieval experiment, the test collection was consists of documents, topics/queries, task, relevance assessments and evaluation. EXIMA$^{TM}$ Supply, a kind of native XML DB based on ORDBMS technologies, is used for this experiment. Although this approach has many benefits, for example, no delay in storing and searching XML documents. but it showed relatively disappointed retrieval performance at INEX 2002. This result may caused since the given topics had to be decomposed and modified to be processed by the XPath processor, and during this modification the original meaning of topics can be changed inevitably and some important information nay pass over.r.

Using Text Mining for the Analysis of Research Trends Related to Laws Under the Ministry of Oceans and Fisheries (텍스트 마이닝을 활용한 해양수산부 법률 관련 연구동향 분석연구)

  • Hwang, Kyu Won;Lee, Moon Suk;Yun, So Ra
    • Journal of the Korean Society of Marine Environment & Safety
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    • v.28 no.4
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    • pp.549-566
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    • 2022
  • Recently, artificial intelligence (AI) technology has progressed rapidly, and industries using this technology are significantly increasing. Further, analysis research using text mining, which is an application of artificial intelligence, is being actively developed in the field of social science research. About 125 laws, including joint laws, have been enacted under the Ministry of Oceans and Fisheries in various sectors including marine environment, fisheries, ships, fishing villages, ports, etc. Research on the laws under the Ministry of Oceans and Fisheries has been progressively conducted, and is steadily increasing quantitatively. In this study, the domestic research trends were analyzed through text mining, targeting the research papers related to laws of the Ministry of Oceans and Fisheries. As part of this research method, first, topic modeling which is a type of text mining was performed to identify potential topics. Second, co-occurrence network analysis was performed, focusing on the keywords in the research papers dealing with specific laws to derive the key themes covered. Finally, author network analysis was performed to explore social networks among authors. The results showed that key topics have been changed by period, and subjects were explored by targeting Ship Safety Law, Marine Environment Management Law, Fisheries Law, etc. Furthermore, in this study, core researchers were selected based on author network analysis, and the tendency for joint research performed by authors was identified. Through this study, changes in the topics for research related to the laws of the Ministry of Oceans and Fisheries were identified up to date, and it is expected that future research topics will be further diversified, and there will be growth of quantitative and qualitative research in the field of oceans and fisheries.

Topic Modeling of Suicide Papers using Text Mining (텍스트마이닝을 활용한 자살 관련 논문 토픽 모델링)

  • Cho, Kyoung Won;Kim, Ha-young;Kim, Mi-ri;Woo, Young Woon
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2019.05a
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    • pp.275-277
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    • 2019
  • The purpose of this study is to classify the topics related to the suicide papers published so far and to identify the proporations of the main topics and the trends of the topics over the past 20 years. For this purpose, a text mining technique used in big data analysis was used as a data base of the Korean Journal of Citation Index (KCI), where information sharing about the papers is most active. This study, which grasps the trends of suicide related research according to the changes of the times, will become a basic data for establishing a strategy to adapt the academic direction related to suicide in the future.

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Analyzing Domestic Research Trends on Disclosure of Information By Comparing Major Academic Disciplines (주요 학문분야 비교를 통한 국내 정보공개 연구동향 분석)

  • Na-yun Bae;Hyo-Jung Oh
    • Journal of the Korean Society for information Management
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    • v.41 no.2
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    • pp.295-316
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    • 2024
  • Analyzing research trends is essential for the sustainable development of a discipline and is important for understanding the value of prior research and laying the groundwork for subsequent research. This study aims to draw implications for the future direction of convergence research on the disclosure of information from various disciplines by comparing and analyzing the trends in disclosure of information research in Korea. For this purpose, we analyzed the publication frequency of information disclosure papers listed in the Korea Citation Index (KCI) from 2002 to 2023 and the publication trend by discipline as a time series. In addition, we compared the keyword relationships and specialized research topics of each discipline by applying network analysis and LDA topic modeling techniques to the names and keywords of papers in law, public administration, and library and information science. As a result of the analysis, the law focuses on legal regulations and policy improvement, public administration focuses on changing social needs and administrative operation methods, and LIS focuses on practical approaches to record management and disclosure of information. Based on this, future research directions include combining policy research in law with social change research in public administration and developing realistic policies and operational guidelines from the practical perspective of LIS. Such convergent research will enable the systematic and efficient implementation of disclosure of information systems, contributing to the guarantee of the public's right to know and the enhancement of state transparency.

Design and Implementation of Thesaurus System for Geological Terms (지질용어 시소러스 시스템의 설계 및 구축)

  • Hwang, Jaehong;Chi, KwangHoon;Han, JongGyu;Yeon, Young Kwang;Ryu, Keun Ho
    • Journal of the Korean Association of Geographic Information Studies
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    • v.10 no.2
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    • pp.23-35
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    • 2007
  • With the development of semantic web technologies in information retrieval area, the necessity for thesaurus is recently increasing along with internet lexicons. A thesaurus is the combination of classification and a lexicon, and is the topic map of knowledge structure expressing relations among concepts(terms) subject to human knowledge activities such as learning and research using formally organized and controlled index terms for clarifying the context of superordinate and subordinate concepts. However, although thesaurus are regarded as essential tools for controlling and standardizing terms and searching and processing information efficiently, we do not have a Korean thesaurus for geology. To build a thesaurus, we need standardized and well-defined guidelines. The standardized guidelines enable efficient information management and help information users use correct information easily and conveniently. The present study purposed to build a thesaurus system with terms used in geology. For this, First, we surveyed related works for standardizing geological terms in Korea and other countries. Second, we defined geological topics in 15 areas and prepared a classification system(draft) for each topic. Third, based on the geological thesaurus classification system, we created the specification of geological thesaurus. Lastly, we designed and implemented an internet-based geological thesaurus system using the specification.

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