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Exploring the Characteristics of Science Gifted Students' Task Commitment (과학 영재들의 과제집착력 특성 탐색)

  • Jang, Jyungeun;Chung, Yoonsook;Choi, Yanghee;Kim, Sung-Won
    • Journal of The Korean Association For Science Education
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    • v.33 no.1
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    • pp.1-16
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    • 2013
  • In this research, we tried to discover the characteristics of gifted students by analyzing their experience in showing task commitment. In order to do this, we asked science gifted students to specifically describe their experiences while deeply experimenting on a scientific cause or theory. From their responses, we inductively explored the characteristics of science gifted students by extracting and analyzing the characteristics that show task commitment. Consequentially, the characteristics of the gifted students are divided into nine categories, which are confidence, setting a challenging goal, challenging approach for solving problems, sense of potential control, loss of self-consciousness, time distortion, submission to difficult task, initiative, and endurance, all of which appear repeatedly among the gifted students. With consensus among three experts who have experience in research on gifted education, these nine characteristics can be categorized into 3 characteristics; challenge, flow, and willingness. The three characteristics such as challenge, flow, and willingness well represent a definition of task commitment. These characteristics can explain the level of task commitment exhibited by science gifted students. It is possible to develop the tool and framework for judging the task commitment of gifted students on the basis of their characteristics.

Prediction Model for Popularity of Online Articles based on Analysis of Hit Count (온라인 게시글의 조회수 분석을 통한 인기도 예측)

  • Kim, Su-Do;Cho, Hwan-Gue
    • The Journal of the Korea Contents Association
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    • v.12 no.4
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    • pp.40-51
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    • 2012
  • Online discussion bulletin in Korea is not only a specific place where user exchange opinions but also a public sphere through which users discuss and form public opinion. Sometimes, there is a heated debate on a topic and any article becomes a political or sociological issue. In this paper, we propose how to analyze the popularity of articles by collecting the information of articles obtained from two well-known discussion forums such as AGORA and SEOPRISE. And we propose a prediction model for the article popularity by applying the characteristics of subject articles. Our experiment shown that the popularity of 87.52% articles have been saturated within a day after the submission in AGORA, but the popularity of 39% articles is growing after 4 days passed in SEOPRISE. And we observed that there is a low correlation between the period of popularity and the hit count. The steady increase of the hit count of an article does not necessarily imply the final hit count of the article at the saturation point is so high. In this paper, we newly propose a new prediction model called 'baseline'. We evaluated the predictability for popular articles using three models (SVM, similar matching and baseline). Through the results of performance evaluation, we observed that SVM model is the best in F-measure and precision, but baseline is the best in running time.

Identification of Introduced Gene and Its Expression and Gene Stability Assessment for Event Selection of Genetically Modified Plant toward Approval: Cucumber Mosaic Virus Resistant Hot Pepper (상업용 유전자 변형작물 이벤트 선발을 위한 도입유전자 확인, 발현 및 세대간 안정성 평가 : 오이모자이크바이러스 저항성 GM 고추)

  • Kang, Seung-Won;Han, Bal-Kum;Lee, Tae-Ho;Kim, Eun-Ji;Lee, Gung-Pyo
    • Horticultural Science & Technology
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    • v.30 no.2
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    • pp.192-200
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    • 2012
  • For the development of genetically modified plants, it is important to verify various factors which potentially affect the risk assessment as well as to establish an experimental program to produce scientific and reliable data. However, it is a time and cost consuming process to develop GM plants as well as to prepare scientific and convincible data for government's approval. Therefore, using the transgenic hot pepper tolerant to a new CMV pathotype, we attempted to suggest few methodological procedures, such as probe saturation for southern blot analysis and RT-PCR and ELISA for expression analysis, for identification and stability evaluation of inserted gene in genetically modified plant which are required for submission for approval. Ten partially overlapped probes covering full length of inserted gene were produced. We could identify that the inserted gene was stacked as a single copy as well as no partial element existed. Also, we could identify the stability of the inserted gene stacked in hot pepper using probe saturation. In the expression analysis with RT-PCR and ELISA, we also could provide the stable expression of transcript and proteins in leaves and placenta and pericarp of fruits of the CMV-resistant hot pepper.

A Study on Effects of the Non-Deposited Arbitral Award with the Competent Court (관할법원에 송부${\cdot}$보관되지 않은 중재판정의 효력)

  • Oh Chang-Seog
    • Journal of Arbitration Studies
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    • v.15 no.3
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    • pp.55-84
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    • 2005
  • The arbitral award is the decision of the arbitrators on the dispute that had been submitted to them by the parties, either under the arbitration clause providing for the determination of future disputes or under submission of an existing controversy. The arbitral award has the same effect between the parties as a final and binding court judgment. The arbitration award shall acquire, as soon as it is given and delivered to each parties, the authority of res judicata in respect of the dispute it settles. The validity of an award is a condition precent for its recognition or enforcement. The validity of an award depends on the provisions of the arbitration agreement including any arbitration rules incorporated in it, and the law which is applicable to the arbitration proceedings. Such provisions usually address both the form and the content of the award. As the 'form', requires article 32 of Arbitration Act of Korea that an arbitral award should, at least, (1) be made in writing and be signed by all arbitrators. (2) state the reasons upon which it is based unless the parties have agreed that it should not, (3) state its date and place of arbitration. There are some further requirement which may have to be observed before an award which has been made by a tribunal can be enforced. (4) The duly authenticated award signed by the arbitrators shall be delivered to each of the parties and the original award shall be sent to and deposited with the competent court, accompanied by a document verifying such delivery. This rule can be interpreted as if the deposit of an arbitral award with the competent court is always required as a condition for its validity or as a preliminary to its enforcement in Korea. However, we must regard this rule which requires the deposit of an arbitral award with court, as rule of order, but not as condition of its validity. Because that the date on which the award is delivered to each party is important as it will generally determine the commencement of time limits for the making of any appeal which may be available. Furthermore, the party applying for recognition or enforcement merely has to supply the appropriate court with the duly authenticated original award or a duly certified copy thereof, not any document which proves that an the arbitral award is sent to and deposited with the competent court. In order to avoid some confusion which can be caused by its interpretation and application, the Article 32 (4) of Arbitration Act of Korea needs to be abolished or at least modified.

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A Study on the "Terms of Reference" in the ICC Rules of Arbitration (ICC 중재규칙(ICC Rules of Arbitration)의 "위탁조건"(Terms of Reference)에 관한 연구)

  • Oh, Won-Suk
    • THE INTERNATIONAL COMMERCE & LAW REVIEW
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    • v.31
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    • pp.81-106
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    • 2006
  • The Terms of Reference are one of the most distictive features of ICC Arbitration. No document of this type is required to be drawn up under the rules of any of the other major international arbitration institutions. The purpose of this paper is to examine their advantages and to introduce main contents provided in Article 18 of ICC Rules of Arbitration, which results in the wide recognition of the Terms of Reference. As the volume of our international commercial transaction ranks almost ten in the world, the frequency using ICC Arbitration is expected to increase continuously. The Terms of Reference provide the parties and the arbitrators with an opportunity to identify and agree on procedural and other matters, such as the applicable law, the language of the arbitration and the timetable for the arbitration. They also afford the parties and the arbitrators to identify the substantive issues that are addressed in the arbitration and to delimit the precise scope of the Arbitract Tribunal's mandate. The contents of the Terms of Reference which are provided in Article 18(1) include the summary of parties claims, the list of issues and procedural rules. For the effects of the Terms of Reference, they are not intended to replace the parties' arbitration agreement. But they may in certain circumstances be regarded as a form of submission agreement. Article 18(2) provides that the Terms of Reference shall be signed by the parties and the Arbitral Tribunal, and requires the Arbitral Tribunal to transmit a signed copy of the Terms of Reference to the Court within two months of the date on which the file was transmitted to it by the Secretariat. The Court enjoys the power to extend the two-month time limit for the Terms of Reference on the reasoned request of the Arbitral Tribunal or on the Court's own initiative. Article 18(3) provides that if any of the parties refuses to take part in the drawing up of the Terms of Reference or to sign the same, they shall be submitted to the Court for approval. Article 18(4) allows the Arbitral Tribunal to extablish in a separate document a provisional timetable. This is a provision that encourages the acceleration of the arbitraction process. The timetable provided for therein is merely "provisional" and may be modified, as necessary, during the course of the arbitration.

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Transforming an Entity-Relationship Model into a Temporal Object Oriented Model Based on Object Versioning (객체 버전화를 중심으로 시간지원 개체-관계 모델의 시간지원 객체 지향 모델로 변환)

  • 이홍로
    • Journal of Internet Computing and Services
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    • v.2 no.2
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    • pp.71-93
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    • 2001
  • Commonly to design a database system. a conceptual database has to be designed and then it is transformed into a logical database schema prior to building a target database system. This paper proposes a method which transforms a Temporal Entity-Relationship Model(TERM) into a Temporal Object-Oriented Model(TOOM) to build an efficient database schema. I formalize the time concept in view of object versioning and specify the constraints required during transformation procedure. The proposed transformation method contributes to getting the logical temporal data from the conceptual temporal events Without any loss of semantics, Compared to other approaches of supporting various properties, this approach is more general and efficient because it is the semantically seamless transformation method by using the orthogonality of types of objects, semantics of relationships and constraints over roles.

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Design and Implementation of HPC Job Management Framework for Computational Scientific Simulation (계산과학 시뮬레이션을 위한 HPC 작업 관리 프레임워크의 설계 및 구현)

  • Yu, Jung-Lok;Kim, Han-Gi;Byun, Hee-Jung
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2016.05a
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    • pp.554-557
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    • 2016
  • Recently, supercomputer has been increasingly adopted as a computing environment for scientific simulation as well as education, healthcare and national defence. Especially, supercomputing system with heterogeneous computing resources is gaining resurgence of interest as a next-generation problem solving environment, allowing theoretical and/or experimental research in various fields to be free of time and spatial limits. However, traditional supercomputing services have only been handled through a simple form of command-line based console, which leads to the critical limit of accessibility and usability of heterogeneous computing resources. To address this problem, in this paper, we provide the design and implementation of web-based HPC (High Performance Computing) job management framework for computational scientific simulation. The proposed framework has highly extensible design principles, providing the abstraction interfaces of job scheduler (as well as bundle scheduler plug-ins for LoadLeveler, Sun Grid Engine, OpenPBS scheduler) in order to easily incorporate the broad spectrum of heterogeneous computing resources such as cluster, computing cloud and grid. We also present the detailed specification of HTTP standard based RESTful endpoints, which manage simulation job's life-cycles such as job creation, submission, control and status monitoring, etc., enabling various 3rd-party applications to be newly created on top of the proposed framework.

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Work Environment Measurement Results for Research Workers and Directions for System Improvement (연구활동종사자 작업환경측정 결과 및 제도개선 방향)

  • Hwang, Je-Gyu;Byun, Hun-Soo
    • Journal of Korean Society of Occupational and Environmental Hygiene
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    • v.30 no.4
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    • pp.342-352
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    • 2020
  • Objectives: The characteristics of research workers are different from those working in the manufacturing industry. Furthermore, the reagents used change according to the research due to the characteristics of the laboratory, and the amounts used vary. In addition, since the working time changes almost every day, it is difficult to adjust the time according to exposure standards. There are also difficulties in setting standards as in the manufacturing industry since laboratory environments and the types of experiments performed are all different. For these reasons, the measurement of the working environment of research workers is not realistically carried out within the legal framework, there is a concern that the accuracy of measurement results may be degraded, and there are difficulties in securing data. The exposure evaluation based on an eight-hour time-weighted average used for measuring the working environment to be studied in this study may not be appropriate, but it was judged and consequently applied as the most suitable method among the recognized test methods. Methods: The investigation of the use of chemical substances in the research laboratory, which is the subject of this study, was conducted in the order of carrying out work environment measurement, sample analysis, and result analysis. In the case of the use of chemical substances, after organizing the substances to be measured in the working environment, the research workers were asked to write down the status, frequency, and period of use. Work environment measurement and sample analysis were conducted by a recognized test method, and the results were compared with the exposure standards (TWA: time weighted average value) for chemical substances and physical factors. Results: For the substances subject to work environment measurement, the department of chemical engineering was the most exposed, followed by the department of chemistry. This can lead to exposure to a variety of chemicals in departmental laboratories that primarily deal with chemicals, including acetone, hydrogen peroxide, nitric acid, sodium hydroxide, and normal hexane. Hydrogen chloride was measured higher than the average level of domestic work environment measurements. This can suggest that researchers in research activities should also be managed within the work environment measurement system. As a result of a comparison between the professional science and technology service industry and the education service industry, which are the most similar business types to university research laboratories among the domestic work environment measurements provided by the Korea Safety and Health Agency, acetone, dichloromethane, hydrogen peroxide, sodium hydroxide, nitric acid, normal hexane, and hydrogen chloride are items that appear higher than the average level. This can also be expressed as a basis for supporting management within the work environment measurement system. Conclusions: In the case of research activity workers' work environment measurement and management, specific details can be presented as follows. When changing projects and research, work environment measurement is carried out, and work environment measurement targets and methods are determined by the measurement and analysis method determined by the Ministry of Employment and Labor. The measurement results and exposure standards apply exposure standards for chemical substances and physical factors by the Ministry of Employment and Labor. Implementation costs include safety management expenses and submission of improvement plans when exposure standards are exceeded. The results of this study were presented only for the measurement of the working environment among the minimum health management measures for research workers, but it is necessary to prepare a system to improve the level of safety and health.

A Web-based 'Patterns of Care Study' System for Clinical Radiation Oncology in Korea: Development, Launching, and Characteristics (우리나라 임상방사선종양을 위한 웹 기반 PCS 시스템의 개발과 특성)

  • Kim, Il Han;Chie, Eui Kyu;Oh, Do Hoon;Suh Chang-Ok;Kim, Jong Hoon;Ahn, Yong Chan;Hur, Won-Joo;Chung, Woong Ki;Choi, Doo Ho;Lee, Jae Won
    • Radiation Oncology Journal
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    • v.21 no.4
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    • pp.291-298
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    • 2003
  • Purpose: We report upon a web-based system for Patterns of Care Study (PCS) devised for Korean radiation oncology. This PCS was designed to establish standard tools for clinical quality assurance, to determine basic parameters for radiation oncology processes, to offer a solid system for cooperative clinical studies and a useful standard database for comparisons with other national databases. Materials and Methods: The system consisted of a main server with two back-ups in other locations. The program uses a Linux operating system and a MySQL database. Cancers with high frequencies in radiotherapy departments in Korea from 1998 to 1999 were chosen to have a developmental priority. Results: The web-based clinical PCS .system for radiotherapy in www.pcs.re.kr was developed in early 2003 for cancers of the breast, rectum, esophagus, larynx and lung, and for brain metastasis. The total number of PCS study items exceeded one thousand. Our PCS system features user-friendliness, double entry checking, data security, encryption, hard disc mirroring, double back-up, and statistical analysis. Alphanumeric data can be input as well as image data. In addition, programs were constructed for IRB submission, random sampling of data, and departmental structure. Conclusion: For the first time in the field of PCS, we have developed a web-based system and associated working programs. With this system, we can gather sample data in a short period and thus save, cost, effort and time. Data audits should be peformed to validate input data. We propose that this system should be considered as a standard method for PCS or similar types of data collection systems.

Legal and Regulatory Issues in Genetic Information Discrimination - Focusing on Overseas Regulatory Trends and Domestic Implications - (유전정보 차별금지의 법적문제 - 외국의 규율 동향과 그 시사점을 중심으로 -)

  • Yang, Ji Hyun;Kim, So Yoon
    • The Korean Society of Law and Medicine
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    • v.18 no.1
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    • pp.237-264
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    • 2017
  • With the onset of the Human Genome Project, social concerns about 'genetic information discrimination' have been raised, but the problem has not yet been highlighted in Korea. However, non-medical institutions' genetic testing which is related to disease prevention could be partially allowed under the revised "Bioethics and Safety Act" from June 30, 2016. In the case of one domestic insurance company, DTC genetic testing was provided for the new customer of cancer insurance as a complimentary service, which made the social changes related to the recognition of the genetic testing. At a time when precision medicine is becoming a new standard for medical care, discipline on genetic information discrimination has become a problem that can not be delayed anymore. Article 46 and 67 of the Bioethics Act stipulate the prohibition of discrimination on grounds of genetic information and penalties for its violation. However, these broad principles alone can not solve the problems in specific genetic information utilization areas such as insurance and employment. The United States, Canada, the United Kingdom, and Germany have different regulations that prohibit genetic information based discrimination. In the United States, Genetic Information Non-Discrimination Act takes a form that adds to the existing law about the prohibition of genetic information discrimination. In addition, the range of genetic information includes the results of genetic tests of individuals and their families, including "family history". Canada has recently enacted legislation in 2017, expanding coverage to general transactions of goods or services in addition to insurance and employment. The United Kingdom deals only with 'predictive genetic testing results of individuals'. In the case of insurance, the UK government and Association of British Insurers (ABI) agree to abide by a policy framework ('Concordat') for cooperation that provides that insurers' use of genetic information is transparent, fair and subject to regular reviews; and remain committed to the voluntary Moratorium on insurers' use of predictive genetic test results until 1 November 2019, and a review of the Concordat in 2016. In the case of employment, The ICO's 'Employment Practices Code (2011)' is used as a guideline. In Germany, Human Genetic Examination Act(Gesetz ${\ddot{u}}ber$ genetische Untersuchungen bei Menschen) stipulates a principle ban on the demand for genetic testing and the submission of results in employment and insurance. The evaluation of the effectiveness of regulatory framework, as well as the form and scope of the discipline is different from country to country. In light of this, it would be desirable for the issue of genetic information discrimination in Korea to be addressed based on the review of related regulations, the participation of experts, and the cooperation of stakeholders.

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