• Title/Summary/Keyword: 공학전문가

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Strategies for Improving the Collection and Use of Research Data in the Humanities (인문학 분야 연구데이터의 수집 및 활용성 증진을 위한 전략 연구 - 기초학문자료센터를 중심으로 -)

  • Shim, Wonsik;Ahn, Hye-yeon;Byun, Jeayeon
    • Journal of the Korean Society for Library and Information Science
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    • v.49 no.3
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    • pp.155-183
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    • 2015
  • The rapid growth of information technologies and data networks has increased the volume of data generated from scholarly research and the possibilities of re-using and sharing such data. However, there is a serious problem of management and sharing of research data due to the lack of facilitating policies and supporting infrastructure. In particular, few data repositories exist that support systematic collection and sharing of research data in the humanities. In this regard, the Korea Research Memory (KRM) established by the Korea Research Foundation is a rare exception. The purpose of this research is to present specific processes and strategies that can facilitate the data collection, reuse and preservation through the KRM using task analysis and source document gathering as main focal points. In addition, in order for the effective collection and sharing of research data, the following recommendations are proposed: 1) the need for the adoption of data management plan related policies that govern the collection and sharing of research data generated from publicly funded research projects, 2) the need for training and support services for individual researchers and research institutes, 3) the need for training data specialists, and 4) the citation scheme and structure designed for research data.

A 2-Dimensional Approach for Analyzing Variability of Domain Core Assets (도메인 핵심자산의 가변성 분석을 위한 2차원적 접근방법)

  • Moon Mi-Kyeong;Chae Heung-Seok;Yeom Keun-Hyuk
    • Journal of KIISE:Software and Applications
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    • v.33 no.6
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    • pp.550-563
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    • 2006
  • Software product line engineering is a method that prepares for the future reuse and supports to seamless reuse in application development process. Commonality and variability play central roles in all product line development processes. Reusable assets will become core assets by explicitly representing C&V. Indeed, the variabilities that art identified at each phase of core assets development have different levels of abstraction. In the past, these variabilities have been handled in an implicit manner and without distinguishing the characteristics of each core assets. In addition, previous approaches have depended on the experience and intuition of a domain expert to recognize commonality and variability. In this paper, we suggest a 2-dimensional analyzing method that analyzes the variabilities of core assets in software product line. In horizontal analysis process, the variation types are analyzed in requirements, architecture, and component that are produced at each phase of development process. In vertical analysis process, variations are analyzed in different abstract levels, in which the region of commonality is identified and the variation points are refined. By this method, the traceability of variations between core assets will be possible and core assets can be reused seamlessly.

Detecting Errors in POS-Tagged Corpus on XGBoost and Cross Validation (XGBoost와 교차검증을 이용한 품사부착말뭉치에서의 오류 탐지)

  • Choi, Min-Seok;Kim, Chang-Hyun;Park, Ho-Min;Cheon, Min-Ah;Yoon, Ho;Namgoong, Young;Kim, Jae-Kyun;Kim, Jae-Hoon
    • KIPS Transactions on Software and Data Engineering
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    • v.9 no.7
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    • pp.221-228
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    • 2020
  • Part-of-Speech (POS) tagged corpus is a collection of electronic text in which each word is annotated with a tag as the corresponding POS and is widely used for various training data for natural language processing. The training data generally assumes that there are no errors, but in reality they include various types of errors, which cause performance degradation of systems trained using the data. To alleviate this problem, we propose a novel method for detecting errors in the existing POS tagged corpus using the classifier of XGBoost and cross-validation as evaluation techniques. We first train a classifier of a POS tagger using the POS-tagged corpus with some errors and then detect errors from the POS-tagged corpus using cross-validation, but the classifier cannot detect errors because there is no training data for detecting POS tagged errors. We thus detect errors by comparing the outputs (probabilities of POS) of the classifier, adjusting hyperparameters. The hyperparameters is estimated by a small scale error-tagged corpus, in which text is sampled from a POS-tagged corpus and which is marked up POS errors by experts. In this paper, we use recall and precision as evaluation metrics which are widely used in information retrieval. We have shown that the proposed method is valid by comparing two distributions of the sample (the error-tagged corpus) and the population (the POS-tagged corpus) because all detected errors cannot be checked. In the near future, we will apply the proposed method to a dependency tree-tagged corpus and a semantic role tagged corpus.

Development of Quality Competitiveness Assessment Model for RFID Tags in Apparel Retail (의류품 유통관리용 RFID 태그 품질경쟁력 평가모델 개발)

  • Kwon, Jongwon;Yang, Ilyoung;Song, Taeseung;Cho, Wonseo
    • Journal of the Institute of Electronics and Information Engineers
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    • v.52 no.7
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    • pp.143-152
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    • 2015
  • The 'Quality Competitiveness Index' (QCI) is defined as an quantitative and disinterested indicator that measures and compares the quality of products across the world. The purpose of this study is to suggest the 'Quality Competitiveness Assessment Model' (QCAM) and calculate QCI of a popular UHF RFID Label tag (Global ISO 18000-3C supported) available these days in a global apparel market. The model was based on KS-QEI(Korean Standard-Quality Excellence Index), and was composed with the following 4 evaluation categories, a process capability test, an environmental reliability test, a durability test and a design margin test. The QCI score can be calculated with the following formula, using the weighted arithmetic mean between a score of each evaluation category ($X_1$, $X_2$, $X_3$, $X_4$) and each weight($w_1$, $w_2$, $w_3$, $w_4$). The actual weights was determined by an result of AHP survey to which was conducted for the related Industry-University-Institute experts. The proposed index shows the results of comparisons with global competitor's products as well as the high-quality domestic RFID label tags. In addition, it will play an important role for manufacturers when developing their future products.

A Study of IT Outsourcing Model for a Public Institution (공공기관의 IT 아웃소싱 모델 연구)

  • Oh, Yeon-Chil;Park, So-Ah;Lee, Young-Seok;Yang, Hae-Kwon
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.12 no.10
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    • pp.1723-1730
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    • 2008
  • The national IT outsourcing is actively achieved centering around the manufacturing enterprise and financial institution. The If outsourcing of the public institution is generalized. The IT development and operation management task are the field in which first an outsourcing is introduced due to a factor including the technological change, the efper increase in demand, and etc. Particularly, the core business of the public institution is the public service. Therefore, the core business of the public institution can concentrate on the core business and by drastically outsourcing the etc task ran improve an efficiency. Therefore, as to the IT outsourcing, the innovative method that can enhance the quality of the public service can become. In this paper, We analyze how the Supply Administration introducing the service level agreement (SLA: Service Level Agreement) and the problem that the Samsung SDS is faced with were solved. And the practical affairs guide-line for managing elements which can minimize trial and error and successfully implement the IT outsourcing is presented.

Correlation Analysis between Sasang Constitution and Oriental Pattern Identification by Using Oriental Diagnosis System (한의전문가시스템을 활용한 사상체질과 한의변증 간의 상관관계 분석)

  • Jo, Hye Jin;Noh, Yun Hwan;Cho, Young Seuk;Shin, Dong Ha;Kwon, Young Kyu
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.33 no.5
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    • pp.255-260
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    • 2019
  • Oriental Diagnosis System(ODS) is an artificial intelligence program that utilize entered diagnosis knowledge, determine patient's disease and decide right medicine. The purpose of this study is to find a correlation between pattern Identification in Korean medicine and each sasang types(So-Yang, So-Eum and Tae-Eum) by analyzing ODS diagnosis result. Eventually our study secure availability of using ODS program at clinical training or developing diagnosis program. Subject of this study is 32 students participating in Sasang medical practice(12 subjects were So-Yang, 7 subjects were So-Eum, and 13 subjects were Tae-Eum). We analyze subject's clinical practice result reports by using ODS program and obtained result about pattern Identification. We used SPSS statistics 23 in analyzing the differences of the scores of Eight Principle Pattern Identification, Qi-Blood Pattern Identification, Bing-xie Pattern Identification, and Visceral Pattern Identification in each Sasang types (So-Yang, So-Eum, Tae-Eum). In the case of Heat-moisture, Tae-Eum showed higher score than So-Eum, but So-Yang showed no difference from the other two Sasang types(p<0.05). And in the case of Food-accumulation, Tae-Eum and So-Yang showed significantly higher score than So-Eum(p<0.05). It is hard to generalize the result because subject of this study was not enough. However, we explained correlation between pattern Identification in korean medicine and each sasang types based on quantifiable and objective evidence system. Therefore use of ODS program in student clinical practice training help to understand the relationship and correlation between different pattern Identification and will help standardization of clinical practice education.

Development of Mobile-Based Design Value Engineering(VE) Supporting System for VE Process Improvement (VE프로세스 개선을 위한 모바일 기반의 설계VE 시스템 개발)

  • Song, Chang-Young;Yang, Byong-Soo
    • Journal of the Korea Institute of Building Construction
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    • v.21 no.5
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    • pp.433-443
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    • 2021
  • Value Engineering(VE) is an organized effort to create the most value through a functional analysis and creation of alternatives. Depending on the VE job plan, a VE Workshop must be performed in a certain place within a certain period of time. A VE Workshop, which is an organized activity that aims to create the best value through functional analysis and creation of alternatives, should be held in a certain place and at a scheduled time according to the VE job plan. In the Pre-Study, VE Study and Post-Study phases of VE, functional assessments, performance evaluations and idea evaluations are driven by variable management techniques and analysis methods, respectively. Generally, VE is executed for about 3 to 5 days in a particular place to create value. However, there are many problems associated with limiting all VE processes to a specific place and schedule. Moreover, in Korea, VE teams are required to finish all VE processes in a limited time because of the short duration of VE workshops, the necessity of which has been overlooked. Therefore, an efficient VE support system is required to resolve the problem of time and space limitations. In this study, a VE support system based on the Mobile environment was developed to support the VE Workshop process. This VE support system enables participants to review design documents, drawing sheets and all VE-related documents using mobile devices. After the Workshop, participants can conveniently rearrange the result(evaluation of function and ideas) at the workshop. Not only can the members of VE team can review the design documents, drawing sheet and all VE-related documents in the step before the workshop, but also the result(evaluation of function and ideas) of the workshop can be easily rearranged in the phase after the workshop under the developed supporting system using mobile devices.

Application and Utilization of Environmental DNA Technology for Biodiversity in Water Ecosystems (수생태계 생물다양성 연구를 위한 환경유전자(environmental DNA) 기술의 적용과 활용)

  • Kwak, Ihn-Sil;Park, Young-Seuk;Chang, Kwang-Hyeon
    • Korean Journal of Ecology and Environment
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    • v.54 no.3
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    • pp.151-155
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    • 2021
  • The application of environmental DNA in the domestic ecosystem is also accelerating, but the processing and analysis of the produced data is limited, and doubts are raised about the reliability of the analyzed and produced biological taxa identification data, and the sample medium (target sample, water, air, sediment, Gastric contents, feces, etc.) and quantification and improvement of analysis methods are also needed. Therefore, in order to secure the reliability and accuracy of biodiversity research using the environmental DNA of the domestic ecosystem, it is a process of actively using the database accumulated through ecological taxonomy and undergoing verification procedures, and experts verifying the resolution of the data increased by gene sequence analysis. This is absolutely necessary. Environmental DNA research cannot be solved only by applying molecular biology technology, and interdisciplinary research cooperation such as ecology-taxa identification-genetics-informatics is important to secure the reliability of the produced data, and researchers dealing with various media can approach it together. It is an area in desperate need of an information sharing platform that can do this, and the speed of development will proceed rapidly, and the accumulated data is expected to grow as big data within a few years.

A Study on Supporting Small and Medium Enterprises for the Development of Offshore Wind Industry (해상풍력산업 발전을 위한 중소·중견 기업 지원 방안 연구)

  • Choi, Young-Moon;Choi, Jeongho
    • Journal of the Korea Convergence Society
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    • v.12 no.5
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    • pp.167-172
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    • 2021
  • In the situation where expectations for the growth potential of the domestic offshore wind market are increasing due to the bright growth prospect of the global offshore wind market and the motivated plan of the Korean government, domestic and foreign literature on the direction of offshore wind power generation are examined for the successful development of domestic offshore wind power, the introduction of offshore wind power is diagnosed, and improvement plans are presented for the wind power-related system being promoted by the government. In addition, practical support measures are suggested to foster related SMEs. The results of the study are as follows. First, as technology development is mainly focused on large corporations, the development capacity of small and medium manufacturing industry is very low. Therefore, it is necessary to establish and operate a core center led by government agencies to provide technical support with the initiative of national research institutes and large corporations, and universities and national research institutes should strengthen the independence of small and medium-sized enterprises through training and research and development of professional manpower. Second, as a result of the survey on the practical support plan of the company, it was found that there is a need for various support for technology development and commercialization of produced parts.

Correlation between Sasang Constitution and Eight Principle Pattern Identification, Qi-Blood Pattern Identification, Bing-Xie Pattern Identification by using Oriental Diagnosis System (전문가시스템을 활용한 사상체질과 팔강변증, 기혈변증, 병사변증간의 상관관계)

  • Hwang, Kyo Seong;Park, Jun Gwan;Choi, Seong Un;Noh, Yun Hwan;Cho, Young Seuk;Shin, Dong Ha;Kwon, Young Kyu
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.32 no.6
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    • pp.370-374
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    • 2018
  • Oriental Diagnosis System(ODS) is an artificial intelligence program that utilize entered diagnosis knowledge, determine patient's disease and decide right medicine. The purpose of this study is to find a correlation between pattern Identification in Korean medicine and each sasang types(Tae-Eum and So-Yang) by analyzing ODS diagnosis result. Eventually our study secure availability of using ODS program at clinical training or developing diagnosis program. Subject of this study is 50 patients who was performed Sasang constitution diagnosis (28 patients were Tae-Eum and 22 patients were So-Yang). We analyize patient's diagnosis records by using ODS program and obtained result about pattern Identification. We used SPSS statistics 23 in analyzing the differences of the scores of Eight Principle Pattern Identification, Qi-Blood Pattern Identification, and Bing-xie Pattern Identification in each Sasang types (Tae-Eum, So-Yang). The Heat and Heat-moisture scores were significantly different(p<0.05) and Qi-Blood Pattern Identification scores were not different in each Sasang types(p>0.05). And Weight was significantly different in each Sasang types(p<0.05). It is hard to generalize the result because subject of this study was not enough and had sample speciality(tinnitus patients). However, we explained correlation between pattern Identification in korean medicine and each sasang types based on quantifiable and objective evidence system. it can be used at education of korean medicine and evidence of practice diagnosis. Futhermore, there have been no studies about anaylizing correlation between pattern Identification in Korean medicine and each sasang types using ODS program. So it is worthy of being utilized at clinical evidence data of ODS program.