• Title/Summary/Keyword: 모델 이해

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Concept and Application of Groundwater's Platform Concurrency and Digital Twin (지하수의 플랫폼 동시성과 Digital Twin의 개념과 적용)

  • Doo Houng Choi;Byung-woo Kim;E Jae Kwon;Hwa-young Kim;Cheol Seo Ki
    • Proceedings of the Korea Water Resources Association Conference
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    • 2023.05a
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    • pp.13-13
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    • 2023
  • 디지털 기술은 오늘날 플랫폼과 디지털 트윈의 기술도입을 통해 현실 세계를 네트워크와 가상세계와의 연결이 통합되어진 가상 현실 세계의 입문 도약이다. 현실에서 가상현실의 사이의 디지털 전환(digital transformation)에는 디지털 기술과 솔루션을 비즈니스의 모든 영역에 통합하는 것이 포함된다. 이러한 디지털 전환의 핵심은 데이터에 관한 것이며, 데이터를 활용하여 가치를 창출하고 고객경험과 비즈니스 영역을 극대화하는 방식을 제공한다. 최적의 데이터를 제공하기 위한 플랫폼과 가상 현실세계 구현을 위한 디지털 트윈의 상호연계 관한 기본 개념은 데이터 수집, 데이터 분석, 데이터 시각화 및 데이터 보고와 같은 데이터 비즈니스이다. 현장 데이터는 디지털 양식을 통해 수집, 기록, 저장된다. 현장 IoT 기반 데이터(사진 및 비디오 매체 등)는 지속적으로 수집되고 종종 다른 데이터베이스에 저장되지만 지리 공간적 위치에 연결되지 않는다. 모든 디지털 발전을 조화시키고 지하수 데이터에서 더 빠른 이해를 도출하기 위해서는 디지털 트윈이 시작되어야 한다. 단일 지하수플랫폼에서 현장 조건을 시각화하고 실시간 데이터를 스트리밍하며, 과거 3D 데이터와 상호작용하여지질 또는 지화학 데이터를 선택적 사용을 위해 지하수 플랫폼과 디지털 트윈이 연계되어야 한다. 데이터를 디지털 정보모델과 연결하면 디지털 트윈에 생명을 불어넣을 수 있지만 디지털 트윈의 가치를 극대화하려면 여전히 데이터 플랫폼 서비스와 전달 방식을 선택해야 한다. 지하수 플랫폼동시성을 갖는 디지털 트윈은 정적 및 동적 데이터를 저장하는 데이터베이스 또는 크라우드 서비스에서 데이터를 가져오는 API(애플리케이션 프로그래밍 인터레이스), 디지털 트윈을 위한 호스팅 공간, 디지털 대상을 구축하는 소프트웨어, 구성 요소 간 읽기/쓰기를 위한 스크립트, chatGPT 및 API를 활용할 수 있다. 이를 통해 수집된 데이터의 실시간 양방향 통신기술인 지하수 플랫폼 기술을 활용하여 디지털 트윈을 적용하고 완성할 수 있고, 이를 지하수 분야에도 그대로 적용할 수 있다. 지하수 분야의 디지털 트윈 기술의 근간은 지하수 모니터링을 위한 관측장치와 이를 활용한 지하수 플랫폼의 구축 및 양방향 자료전송을 통한 분석 및 예측기술이다. 특히 낙동강과 같이 유역면적이 넓고 유역 내 지자체가 많아 이해관계가 다양하며, 가뭄과 홍수/태풍 등 기후위기에 따른 극한 기상이변가 자주 발생하고, 또한 보 및 하굿둑 개방 등 정부정책 이행에 따른 민원이 다수 발생하는 지역의 경우 하천과 유역에 대한 지하수 플랫폼과 디지털 트윈의 동시성 기술적용 시 지하수 데이터에 대한 고려가 반드시 수반되어야 한다.

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The Educational Acceptance of Religion in Multicultural Society: Focused on Cooperative Religious Education (다문화사회에서 종교의 교육적 수용 - 협력 종교 교육을 중심으로 -)

  • Kim Jin-young
    • Journal of the Daesoon Academy of Sciences
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    • v.45
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    • pp.153-186
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    • 2023
  • Since the 2000s, Korean society has been transitioning into a multicultural society with a sharp increase in the influx of various non-Koreans including immigrant workers, immigrant spouses, international students, and refugees. As a result, Korea, which had maintained religious peace and coexistence as a multi-religious society, is showing signs of increased risks of social problems such as the surfacing of conflicts between religions. Religion can contribute to the integration and safety of communities in the process of becoming a multicultural society, but at the same time, it requires discussion from an educational perspective because of its ambivalence in potentially causing conflict within communities. Considering that one of the main functions of religion is social integration, religious education is required for the stable settlement of multicultural societies. In recognition of this, discussion regarding a new perspective on religious education is needed to respond to religious diversity and to understand the current society and the means of becoming a global citizen. This new discussion would be a 'general religious education' model that provides an education covering various religious and non-religious worldviews in order to cultivate 'religious literacy.' However, in a multicultural society, while general religious education may be useful in reducing prejudice and discrimination among students in an integrated environment, it should also be recognized that a 'special religious education' would be needed to acknowledge the unique values of each human group. This would be the most effective approach to multiculturalism. Therefore, this study proposes a form of 'cooperative religious education,' which combines general religious education and special religious education as a direction for religious education. In providing readers with background context, this study will review Korean religious policies and religious education, and then present realistic methods that can be implemented in schools.

A Case Study of 'Lesson Study' in an U.S. School: As an Alternative Model for Teacher-led School Reform (미국의 레슨 스터디 실행 사례 연구: 교사주도의 학교 교육개혁의 대안적 모델)

  • Yu, Sol-a
    • Korean Journal of Comparative Education
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    • v.20 no.2
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    • pp.95-128
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    • 2010
  • This article presents a one and half-year process of Lesson Study conducted at a K-8 school in an urban district in the eastern U.S. Lesson Study, a Japanese form of professional development that centers on collaborative study of live classroom lessons, has spread rapidly in the U.S. since 1999 and has been argued as a promising alternative model for teacher-led school reform through professional development. The Lesson Study group described here was composed of five teachers, one administrator, and one instructional improvement coordinator belonging to the participant school and two instructional super-intendants from the school district. Data was collected from October 2007 to February 2009 and a qualitative case study method was employed for this study. Drawing a case of Lesson Study, this article intended to show how Lesson Study group members participated in planning, teaching, observing, discussing, and improving lessons collaboratively for student learning by enhancing teacher professional competence so that find directions for future implementation in Korea. This article investigates (1) process of Lesson Study, (2) issues Lesson Study group members mainly dealt with, and (3) changes have taken place in Lesson Study as it is conducted over time. (4) Finally, this article concludes with challenges to adopting Lesson Study successfully in Korea.

Uncertainty Estimation of Single-Channel Temperature Estimation Algorithm for Atmospheric Conditions in the Seas around the Korean Peninsula (한반도 주변해역 대기환경에 대한 싱글채널 온도추정 알고리즘의 불확도 추정)

  • Jong Hyuk Lee;Kyung Woong Kang;Seungil Baek;Wonkook Kim
    • Korean Journal of Remote Sensing
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    • v.39 no.3
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    • pp.355-361
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    • 2023
  • Temperature of the Earth's surface is a crucial physical variable in understanding weather and atmospheric dynamics and in coping with extreme heat events that have a great impact on living organismsincluding humans. Thermalsensors on satellites have been a useful meansfor acquiring surface temperature information for wide areas on the globe, and thus characterization of its estimation uncertainty is of central importance for the utilization of the data. Among various factors that affect the estimation, the uncertainty caused by the algorithm itself has not been tested for the atmospheric environment of Korean vicinity. Thisstudy derivesthe uncertainty of the single-channel algorithm under the local atmospheric and oceanic conditions by using reanalysis data and buoy temperature data collected around Korea. Atmospheric profiles were retrieved from two types of reanalysis data, the fifth generation of European Centre for Medium-Range Weather Forecasts reanalysis of the global climate and weather (ERA5) and Modern-Era Retrospective analysis for Research and Applications-2 (MERRA-2) to investigate the effect of reanalysis data. MODerate resolution atmospheric TRANsmission (MODTRAN) was used as a radiative transfer code for simulating top of atmosphere radiance and the atmospheric correction for the temperature estimation. Water temperatures used for MODTRAN simulations and uncertainty estimation for the single-channel algorithm were obtained from marine weather buoyslocated in seas around the Korean Peninsula. Experiment results showed that the uncertainty of the algorithm varies by the water vapor contents in the atmosphere and is around 0.35K in the driest atmosphere and 0.46K in overall, regardless of the reanalysis data type. The uncertainty increased roughly in a linear manner as total precipitable water increased.

Case Study on the Pre-Service Earth Science Teachers' Faults Discrimination on Geological Map using Eye Tracker (시선 추적기를 활용한 지질도에서 예비 지구과학교사들의 단층 판별에 대한 사례 연구)

  • Woong Hyeon Jeon;Duk Ho Chung;Chul Min Lee
    • Journal of the Korean earth science society
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    • v.44 no.3
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    • pp.210-221
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    • 2023
  • The purpose of this study is to evaluate the content knowledge and problem solving process used by pre-service earth science teachers while discriminating faults on geological maps. For this, we collected and evaluated data on fixation duration and gaze plot, while pre-service earth science teachers (N=12) solved the problem on faults interpretation using an eye tracker (Tobii Pro Glass 2 model). The results were as follows. First, most of the pre-service earth science teachers know the concepts of the normal and reverse fault but they do not know the procedural knowledge essential for fault interpretation on geological maps. Second, the pre-service earth science teachers did not draw a geological cross-sectional map to interpret the fault on the geological map and interpreted the fault based on two-dimensional information collected from the geological map rather than three-dimensional information. Therefore, it is essential to improve the teaching and learning environment so that pre-service earth science teachers who will become earth science teachers in the future can learn procedural knowledge essential to comprehend natural phenomena including understanding natural phenomena. The results of this study can substantially help organize a new earth science curriculum or develop materials on teachers' education in the future.

Philosophical Counseling and Feminist Counseling (철학상담과 여성주의상담)

  • Nho, Soung-Suk
    • Women's Studies Review
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    • v.26 no.1
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    • pp.3-39
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    • 2009
  • Philosophical counseling, established by Achenbach in 1981, began as "philosophical practice" and emerged only recently as a new field of philosophy in its own right. It attempts, by recasting the philosopher as a counselor, to bring philosophy back from academia and recover the ancient notion of "doing philosophy," in a real-life context. Furthermore, it allows clients who are at a critical moment in their life a chance to revive their authentic selves and empowers them to pursue their own path. By engaging with philosophical counseling, clients are more likely to realize their hopes for their lives by examining their lives thoroughly and facing them anew. This paper first attempts to investigate philosophical counseling services for Korean women and to outline a new model of counseling based on the combination of two models of counseling, philosophical counseling and feminist counseling. In the second chapter, it seeks to introduce the history and characteristics of philosophical counseling and in the third chapter, the history and characteristics of feminist counseling are investigated, focusing on a counseling-activity entitled "Telephone for Women." Finally, in the fourth chapter, a comparative study is made by identifying the common aspects of each counseling type, in order to promote the shared outlooks of both counseling models. Although these two models of counseling emerged from different historical, social, and cultural contexts, they were founded according to four common beliefs, which are as follows: first, a focus on the importance of "practice," second, the establishment of an equal relationship between the counselor and the client, third, the importance of counselors listening attentively to the client and opening themselves up, fourth, the encouragement of clients becoming truly themselves and self-educated. Therefore, the writer believes that these two models of counseling are both aiming at the realization of an authentic "human life." It is hoped that philosophical counseling will give Korean women an opportunity to maintain a dialogue that will improve their "well-being" in the future.

Consumers' Attitude toward Complaining: A Cross-Cultural Comparison of its Traits Predictors (소비자 불평토로성향에 대한 성격특성 예측변수: 한·미 비교문화적 접근)

  • Park, Sojin;John C. Mowen
    • Asia Marketing Journal
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    • v.11 no.1
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    • pp.1-27
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    • 2009
  • The research compared the motivational network of traits predictive of complaint attitudes across consumers in the U.S. and South Korean cultures. Overall, the results revealed a similar pattern of traits predictive of complaint attitudes in the two cultures. The traits of value consciousness, general self-efficacy, emotional instability, and the need for material resources were positively related to attitudes toward complaining. In contrast, conscientiousness was negatively related to complaint attitudes. The only trait predictor of complaining attitude that was significantly different between the Korean and U.S. samples was shopping enjoyment. It was negatively related to complaining attitude in the U.S. sample but unrelated to complaining attitude in the Korean sample. Understanding the personality traits predictive of complaint attitudes has the potential to help marketers develop messages that will encourage the low complaint prone to voice their dissatisfaction. This is important, because when a consumer complains about and unsatisfactory purchase, it gives the firm a chance to take actions to avoid losing a customer.

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Understanding the Artificial Intelligence Business Ecosystem for Digital Transformation: A Multi-actor Network Perspective (디지털 트랜스포메이션을 위한 인공지능 비즈니스 생태계 연구: 다행위자 네트워크 관점에서)

  • Yoon Min Hwang;Sung Won Hong
    • Information Systems Review
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    • v.21 no.4
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    • pp.125-141
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    • 2019
  • With the advent of deep learning technology, which is represented by AlphaGo, artificial intelligence (A.I.) has quickly emerged as a key theme of digital transformation to secure competitive advantage for businesses. In order to understand the trends of A.I. based digital transformation, a clear comprehension of the A.I. business ecosystem should precede. Therefore, this study analyzed the A.I. business ecosystem from the multi-actor network perspective and identified the A.I. platform strategy type. Within internal three layers of A.I. business ecosystem (infrastructure & hardware, software & application, service & data layers), this study identified four types of A.I. platform strategy (Tech. vertical × Biz. horizontal, Tech. vertical × Biz. vertical, Tech. horizontal × Biz. horizontal, Tech. horizontal × Biz. vertical). Then, outside of A.I. platform, this study presented five actors (users, investors, policy makers, consortiums & innovators, CSOs/NGOs) and their roles to support sustainable A.I. business ecosystem in symbiosis with human. This study identified A.I. business ecosystem framework and platform strategy type. The roles of government and academia to create a sustainable A.I. business ecosystem were also suggested. These results will help to find proper strategy direction of A.I. business ecosystem and digital transformation.

Users' Attachment Styles and ChatGPT Interaction: Revealing Insights into User Experiences

  • I-Tsen Hsieh;Chang-Hoon Oh
    • Journal of the Korea Society of Computer and Information
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    • v.29 no.3
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    • pp.21-41
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    • 2024
  • This study explores the relationship between users' attachment styles and their interactions with ChatGPT (Chat Generative Pre-trained Transformer), an advanced language model developed by OpenAI. As artificial intelligence (AI) becomes increasingly integrated into everyday life, it is essential to understand how individuals with different attachment styles engage with AI chatbots in order to build a better user experience that meets specific user needs and interacts with users in the most ideal way. Grounded in attachment theory from psychology, we are exploring the influence of attachment style on users' interaction with ChatGPT, bridging a significant gap in understanding human-AI interaction. Contrary to expectations, attachment styles did not have a significant impact on ChatGPT usage or reasons for engagement. Regardless of their attachment styles, hesitated to fully trust ChatGPT with critical information, emphasizing the need to address trust issues in AI systems. Additionally, this study uncovers complex patterns of attachment styles, demonstrating their influence on interaction patterns between users and ChatGPT. By focusing on the distinctive dynamics between users and ChatGPT, our aim is to uncover how attachment styles influence these interactions, guiding the development of AI chatbots for personalized user experiences. The introduction of the Perceived Partner Responsiveness Scale serves as a valuable tool to evaluate users' perceptions of ChatGPT's role, shedding light on the anthropomorphism of AI. This study contributes to the wider discussion on human-AI relationships, emphasizing the significance of incorporating emotional intelligence into AI systems for a user-centered future.

Tour-based Personalized Trip Analysis and Calibration Method for Activity-based Traffic Demand Modelling (활동기반 교통수요 모델링을 위한 투어기반 통행분석 및 보정방안)

  • Yegi Yoo;Heechan Kang;Seungmo Yoo;Taeho Oh
    • The Journal of The Korea Institute of Intelligent Transport Systems
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    • v.22 no.6
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    • pp.32-48
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    • 2023
  • Autonomous driving technology is shaping the future of personalized travel, encouraging personalized travel, and traffic impact could be influenced by individualized travel behavior during the transition of driving entity from human to machine. In order to evaluate traffic impact, it is necessary to estimate the total number of trips based on an understanding of individual travel characteristics. The Activity-based model(ABM), which allows for the reflection of individual travel characteristics, deals with all travel sequences of an individual. Understanding the relationship between travel and travel must be important for assessing traffic impact using ABM. However, the ABM has a limitation in the data hunger model. It is difficult to adjust in the actual demand forecasting. Therefore, we utilized a Tour-based model that can explain the relationship between travels based on household travel survey data instead. After that, vehicle registration and population data were used for correction. The result showed that, compared to the KTDB one, the traffic generation exhibited a 13% increase in total trips and approximately 9% reduction in working trips, valid within an acceptable margin of error. As a result, it can be used as a generation correction method based on Tour, which can reflect individual travel characteristics, prior to building an activity-based model to predict demand due to the introduction of autonomous vehicles in terms of road operation, which is the ultimate goal of this study.