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Design and Implementation of Web-based Problem Management System for CT Radiological Technologist Education (CT 전문방사선사 교육을 위한 웹기반 문항관리 시스템의 설계 및 구현)

  • Shin Yong-Won;Koo Bong-Oh;Shim Choon-Bo
    • The Journal of the Korea Contents Association
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    • v.5 no.1
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    • pp.27-35
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    • 2005
  • Recently, despite of the rapid progress of information technology in the medical and health fields, the development and management of problem sets about medical and education contents related with radiological technologist has been still achieved by manual and offline method using document editor. In this study, the unique web-based problem management system is designed and implemented. That system can efficiently manage and present various kind of problem set about integrated education and personal license without time and space limitations in order to improve the efficiency of supplementary training and to obtain the professional license for CT radiological technologist. The proposed system is composed of administration module and user module. The former supports several functions such as problem creation, problem categorization, user management, and adjustment of leveled assessment. On the other hand, the latter functions examination applying , problem retrieval, personal score retrieval, and interpretation viewing, and so on. In addition, our system is expected as a useful and practical system which provides problem interpretation and analysis of score results after applying for the examination. It can elevate ability of learning and information interchange among them preparing for CT professional radiological technologist licensing examination

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Deep Learning Research Trends Analysis with Ego Centered Topic Citation Analysis (자아 중심 주제 인용분석을 활용한 딥러닝 연구동향 분석)

  • Lee, Jae Yun
    • Journal of the Korean Society for information Management
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    • v.34 no.4
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    • pp.7-32
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    • 2017
  • Recently, deep learning has been rapidly spreading as an innovative machine learning technique in various domains. This study explored the research trends of deep learning via modified ego centered topic citation analysis. To do that, a few seed documents were selected from among the retrieved documents with the keyword 'deep learning' from Web of Science, and the related documents were obtained through citation relations. Those papers citing seed documents were set as ego documents reflecting current research in the field of deep learning. Preliminary studies cited frequently in the ego documents were set as the citation identity documents that represents the specific themes in the field of deep learning. For ego documents which are the result of current research activities, some quantitative analysis methods including co-authorship network analysis were performed to identify major countries and research institutes. For the citation identity documents, co-citation analysis was conducted, and key literatures and key research themes were identified by investigating the citation image keywords, which are major keywords those citing the citation identity document clusters. Finally, we proposed and measured the citation growth index which reflects the growth trend of the citation influence on a specific topic, and showed the changes in the leading research themes in the field of deep learning.

A Study on Children's Park Facility Planning Scheme according to User Behavior and Characteristics (이용자 행태 및 특성에 따른 어린이공원 시설 계획 방안에 관한 연구)

  • Lee, Dong Hun;Lee, Seok Hwan;Baek, Ki young
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.17 no.12
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    • pp.232-241
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    • 2016
  • Among city parks, children's parks are more accessible than other parks in the city, and there are many users. They are used not only for children's playgrounds, but also for relaxation and leisure spaces for local residents. On the other hand, as a result of focusing on the quantitative increase by the engineering division by the Urban park Act, the consideration of the users of various classes is insufficient. The purpose of this study was to analyze the actual use of children parks in single - family housing and communal housing areas, and to identify the problems and future directions of the use of children parks. For this purpose, a case study and a document survey were conducted. First, through scholarship research, the theoretical review and the present situation were summarized based on the data, such as the papers and research reports related to the existing children's park. The status of the location, facilities and management were then identified through interviews and site visits with the children's park management staff. As a result, the children's park was utilized as a leisure space with high accessibility in the living area. As a result, the residence time of most users was within 1 hour to 2 hours. In particular, use by elderly people was higher than the use by children. Therefore, it would be desirable to design the future planning of the children's parks and to plan the arrangement in accordance with the future - oriented multi - purpose neighborhood type children's park.

Comparative anatomy of petiole in Forsythieae, Fontanesieae and Myxopyrum (Oleaceae) and its systematic implication (개나리족, 향선나무족, Myxopyrum속(물푸레나무과) 엽병의 해부학적 형질 및 분류학적 유용성)

  • Song, Jun-Ho;Hong, Suk-Pyo
    • Korean Journal of Plant Taxonomy
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    • v.42 no.1
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    • pp.50-63
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    • 2012
  • A comparative study of the petiole anatomy in the tribes Forsythieae (Abeliophyllum, Forsythia) and Fontanesieae (Fontanesia), including one related genus Myxopyrum belonging to Myxopyreae, was carried out using light microscopy. The anatomical characteristics of the distal, medial and proximal parts of the petiole were studied to document any differences. We are described in detail based on their quantitative and qualitative characteristics. Three crystal types (acicular, druse, and prismatic crystals) were found in both Fontanesia and Myxopyrum within all of the studied taxa. Uni-cellular non-glandular trichomes were found in Abeliophyllum and three Forsythia taxa (F. europaea, F. giraldiana, and F. japonica). All features were compared and the vascular patterns of the petiole were distinguished in two types: Type 1A: Trace continuous arc - without crystals (Abeliophyllum, Forsythia), 1B: with crystals (Myxopyrum), Type 2: Trace invaginating at ends with crystals (Fontanesia). A detailed anatomical description of the studied taxa is provided, and its systematic importance is also briefly discussed. In conclusion, some petiole anatomical characteristics (e.g., the main vascular patterns, the presence/absence of crystals) can be useful for diagnostic features as well as partly for supporting the recently proposed molecular phylogeny.

The Literature Study about the Origin of Sipgan-Sipiji (십간십이지의 기원에 관한 문헌적 고찰)

  • Na, Hyeok-Jin;Kim, Ki-Seung
    • Industry Promotion Research
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    • v.5 no.1
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    • pp.117-124
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    • 2020
  • The purpose of this paper is to find out the origin and significance of Sipgan-Sipiji that Yinyang and five elements are assigned. By looking at the hypotheses that Sipgan-Sipiji may have originated from the ancient Chinese calendar, the contents of the materials recorded in the classical literature, and the records left in the Oracle bone script, we wanted to explore the starting point of Sipgan-Sipiji in Eastern humanities and social sciences that could never be overlooked. Through the literature review of Sipgan-Sipiji, the researcher believes that this code system was completed by Hwangje and his teacher Daeyo, who led paternal clan society in the latter part of the Chinese Neolithic Age, because of supporting the use of the October calendar associated with Sipgan, and because Sipgan in the Oracle bone script seems to keep the sacredness and at the same time to be used to document the time. I believe that this consideration of Sipgan-Sipiji will be helpful for future related research in the process of underlying the research effort of Myeongri Science, such as the security of the logic of the theoretical framework for the theory system and the proof through statistical social science techniques.

Trend Analysis of Food Coordination-related Studies Conducted from 2000 to 2008 (국내 푸드 코디네이션 관련 연구의 동향 분석 - 2000~2008년 논문을 중심으로 -)

  • Kwon, Yong-Suk;Hong, Wan-Soo
    • Culinary science and hospitality research
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    • v.16 no.3
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    • pp.218-236
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    • 2010
  • The concept of food coordination was introduced at the end of the 1990s and has generated a great deal of interest until now. However, no standard for the classification of such studies has been established yet. This study was conducted to examine the trends in food coordination studies published from 2000 to 2008. To accomplish this, approximately 335 food coordination articles were reviewed. Classification based on content analysis and the document review were conducted based on study themes(subjects), study forms, study designs, places of application, survey area and sample types. The most important type of study identified in this review was study themes. The themes of the study were divided into the following 10 subjects: 1) studies on the definition and recognition of food coordination, 2) studies on the environment, 3) studies on colors and package designs, 4) studies on table setting, table manner and etiquette, 5) studies on photography, editorial design, identity design and menu, 6) studies on components of dining atmosphere display and table/glass ware, 7) studies on emotions and sensibility, the five senses and food coordination, 8) studies on human resources, 9) studies on reviews, food & culture and education, 10) studies on purchasing, consumer behavior and marketing. The most common subjects were the components of dining atmosphere display and table/glass ware(23.6%). In addition, 17% of the articles reviewed were conducted to study colors and package designs, 14.6% to evaluate purchasing and consumer behavior and marketing, 13.4% to evaluate the environment, and 9.6% to study food & culture and education. Overall, these five subjects accounted for more than 75% of the articles reviewed.

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35-Year Research History of Cytotoxicity and Cancer: a Quantitative and Qualitative Analysis

  • Farghadani, Reyhaneh;Haerian, Batoul Sadat;Ebrahim, Nader Ale;Muniandy, Sekaran
    • Asian Pacific Journal of Cancer Prevention
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    • v.17 no.7
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    • pp.3139-3145
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    • 2016
  • Cancer is the leading cause of morbidity and mortality worldwide, characterized by irregular cell growth. Cytotoxicity or killing tumor cells that divide rapidly is the basic function of chemotherapeutic drugs. However, these agents can damage normal dividing cells, leading to adverse effects in the body. In view of great advances in cancer therapy, which are increasingly reported each year, we quantitatively and qualitatively evaluated the papers published between 1981 and December 2015, with a closer look at the highly cited papers (HCPs), for a better understanding of literature related to cytotoxicity in cancer therapy. Online documents in the Web of Science (WOS) database were analyzed based on the publication year, the number of times they were cited, research area, source, language, document type, countries, organization-enhanced and funding agencies. A total of 3,473 publications relevant to the target key words were found in the WOS database over 35 years and 86% of them (n=2,993) were published between 2000-2015. These papers had been cited 54,330 times without self-citation from 1981 to 2015. Of the 3,473 publications, 17 (3,557citations) were the most frequently cited ones between 2005 and 2015. The topmost HCP was about generating a comprehensive preclinical database (CCLE) with 825 (23.2%) citations. One third of the remaining HCPs had focused on drug discovery through improving conventional therapeutic agents such as metformin and ginseng. Another 33% of the HCPs concerned engineered nanoparticles (NPs) such as polyamidoamine (PAMAM) dendritic polymers, PTX/SPIO-loaded PLGAs and cell-derived NPs to increase drug effectiveness and decrease drug toxicity in cancer therapy. The remaining HCPs reported novel factors such as miR-205, Nrf2 and p27 suggesting their interference with development of cancer in targeted cancer therapy. In conclusion, analysis of 35-year publications and HCPs on cytotoxicity in cancer in the present report provides opportunities for a better understanding the extent of topics published and may help future research in this area.

The Privity of the Contract Carriage of Goods by Sea (해상운송계약(海上運送契約)에 있어서 당사자관계(當事者關係)에 관한 연구(硏究))

  • Lee, Yong-Keun
    • THE INTERNATIONAL COMMERCE & LAW REVIEW
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    • v.12
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    • pp.377-401
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    • 1999
  • This study is focused on the privity of the contract of carriage of goods by sea, so to speak, privity between B/L holder and carrier by transfer of bill of lading, privity by attornment to delivery order and conflict between bills of lading and charterparty terms. Under a CIF contract, possession of the bill of lading is equivalent to possession of the goods, and delivery of the bill of lading to the buyer or to a third party may be effective to pass the property in the goods to such person. The bill of lading is a document of title enabling the holder to obtain credit from banks before the arrival of the goods, for the transfer of the bill of lading can operate as a pledge of the goods themselves. In addition, it is by virtue of the bill of lading that the buyer or his assignee can obtain redress against the carrier for any breach of its terms and of the contract of carriage that it evidences. In other words the bill of lading creates a privity between its holder and the carrier as if the contract was made between them. The use of delivery orders in overseas sales is commen where bulk cargoes are split into more parcels than there are bills of lading, and this practice gives rise to considerable difficulties. For example, where the holder of a bill of lading transferred one of the delivery orders to the buyer who presented it to the carrier and paid the freight of the goods to which the order related, it was held that there was a contract between the buyer and the carrier under which the carrier could be made liable in repect of damage to the goods. The contract was on the same terms as that evidenced by, or contained in, the bill of lading, which was expressly incorporated by reference in the delivery order. If the transferee of the delivery order presents it and claims the goods, he may also be taken to have offered to enter into an implied contract incorporating some of the terms of the contract of carriage ; and he will, on the carrier's acceptance of that offer, not only acquire rights, but also incur liabilities under that contract. Where the terms of the charterparties conflict with those of the bills of lading, it is interpreted as below. First, goods may be shipped in a ship chartered by the shipper directly from the shipowner. In that case any bill of lading issued by the shipowner operates, as between shipowner and charterer, as a mere receipt. But if the bill of lading has been indorsed to a third party, between that third party and carrier, the bill of lading will normally be the contract of carriage. Secondly, goods may be shipped by a seller on a ship chartered by the buyer for taking delivery of the goods under the contract of sale. If the seller takes a bill of lading in his own name and to his own order, the terms of that bill of lading would govern the contractual relations between seller and carrier. Thirdly, a ship may be chartered by her owner to a charterer and then subchartered by the chaterer to a shipper, to whom a bill of lading may later be issued by the shipowner. In such a case, the bill of lading is regarded as evidencing a contract of carriage between the shipowner and cargo-owners.

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Improving Hypertext Classification Systems through WordNet-based Feature Abstraction (워드넷 기반 특징 추상화를 통한 웹문서 자동분류시스템의 성능향상)

  • Roh, Jun-Ho;Kim, Han-Joon;Chang, Jae-Young
    • The Journal of Society for e-Business Studies
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    • v.18 no.2
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    • pp.95-110
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    • 2013
  • This paper presents a novel feature engineering technique that can improve the conventional machine learning-based text classification systems. The proposed method extends the initial set of features by using hyperlink relationships in order to effectively categorize hypertext web documents. Web documents are connected to each other through hyperlinks, and in many cases hyperlinks exist among highly related documents. Such hyperlink relationships can be used to enhance the quality of features which consist of classification models. The basic idea of the proposed method is to generate a sort of ed concept feature which consists of a few raw feature words; for this, the method computes the semantic similarity between a target document and its neighbor documents by utilizing hierarchical relationships in the WordNet ontology. In developing classification models, the ed concept features are equated with other raw features, and they can play a great role in developing more accurate classification models. Through the extensive experiments with the Web-KB test collection, we prove that the proposed methods outperform the conventional ones.

The Relationship between Admission to University of Education and Private Education through Perceptions of Pre-service Teachers and High School Teachers (예비교사와 고등학교 교사의 인식을 통한 교육대학 입학과 사교육의 관련성)

  • Lee, Jong-Hak;Kim, Yoo-Young;Yoon, Ma-Byong
    • The Journal of the Korea Contents Association
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    • v.19 no.11
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    • pp.132-143
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    • 2019
  • The purposes of this study are to identify how university's entrance examination system is related to private education, and to explore how to improve the university of education entrance system in order to reduce private education costs. For these purposes, 116 teachers of senior students in high school in Daegu and Gyeongbuk and 107 pre-service teachers who had experienced the entrance of the university were surveyed in order to find out the perception of the relationship between admissions elements and private education. As a result, it is possible to concentrate more on school education by strengthening high school grades in the entrance examination. However, there was other opinion that the strengthening high school grades in the university entrance could lead to the further increase in the cost of private education. As there are big differences in the perception of the screening factors between rural areas (Gyeongsangbuk-do) and large cities (Daegu), it is necessary to introduce the entrance examination system considering the characteristics of each region. Third-year teachers in high schools argued that university admissions should reduce the rate of the College Scholastic Ability Test (CSAT) and increase the rate of interviews. The results of this study suggest that the improvement of the university entrance examination system to reduce the cost of private tutoring requires securing fairness of document evaluation, strengthening interviews, and opening interview questions.