• Title/Summary/Keyword: Jiyoung

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Thoracoscopic Right Middle Lung Lobectomy in a Maltese Dog with Primary Pulmonary Bronchoalveolar Carcinoma

  • Park, Jiyoung;Lee, Hae-Beom;Jeong, Seong Mok
    • Journal of Veterinary Clinics
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    • v.35 no.4
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    • pp.166-169
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    • 2018
  • A 14-year-old, 3.9 kg, castrated male Maltese presented with an intermittent cough. A solitary mass ($1.6{\times}2{\times}1.8cm$) was located in right middle lung lobe on CT examination and thoracoscopic right middle lung lobectomy was performed without lung separation. The patient recovered uneventfully and was discharged at POD3. With a histopathologic diagnosis of pulmonary bronchoalveolar carcinoma, Re-evaluation via CT scanning with contrast on POD 50 and 255 revealed no evidence of residual, metastatic or recurrent lesions. The patient has been doing well since surgery during a 9-month follow-up period.

A Simulated Annealing Algorithm for the Capacitated Lot-sizing and Scheduling problem under Sequence-Dependent Setup Costs and Setup Times (순서에 종속된 준비 시간과 준비 비용을 고려한 로트사이징 문제의 시뮬레이티드 어닐링 해법)

  • Jung, Jiyoung;Park, Sungsoo
    • Journal of Korean Institute of Industrial Engineers
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    • v.32 no.2
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    • pp.98-103
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    • 2006
  • In this research, the single machine capacitated lot-sizing and scheduling problem with sequence- dependent setup costs and setup times (CLSPSD) is considered. This problem is the extension of capacitated lot-sizing and scheduling problem (CLSP) with an additional assumption on sequence-dependent setup costs and setup times. The objective of the problem is minimizing the sum of production costs, inventory holding costs and setup costs satisfying customers' demands. It is known that the CLSPSD is NP-hard. In this paper, the MIP formulation is presented. To handle the problem more efficiently, a conceptual model is suggested, and one of the well-known meta-heuristics, the simulated annealing approach is applied. To illustrate the performance of this approach, various instances are tested and the results of this algorithm are compared with those of the CLPEX. Computational results show that this approach generates optimal or nearly optimal solutions.

A Study on the Sizing System of Head Wears According to the Head Types (머리의 형태별 특성에 따른 모자류 치수체계 연구)

  • Lim Jiyoung
    • Journal of the Korean Home Economics Association
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    • v.43 no.1 s.203
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    • pp.105-113
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    • 2005
  • The purpose of this study was to suggest a standard sizing system for college female students' head wears according to their head types. The subjects were 193 college women, of 20 to 25 years-old. The subjects were directly measured anthropometrically and indirectly analyzed photographically. In previous tudy (Lim, 2004), 3 clusters as their head types were categorized. the sizing system, which had frequencies more than $4\%$ was classified 6 cases, 7 cases and 9 cases, respectively, by head 3 types. 3 types of size system, which were 56-28-38, 56-30-38 and 57-28-38(Eds note: which of the measurements are head girth, surface length 1 and surface length 2), which were included in 3 clusters. Although head girths were as the same, head surface length was different in size. On the contrary, head surface length was same, head girth was different. The result will contribute to fitness of head wear fitness of consumer, and the amount of production.

A Study on Unmanned Post Office Service Model for the Disabled Person (무인우체국 장애인 서비스 모델 수립에 관한 연구)

  • Choi, Jiyoung;Lee, Jeong-hun;Kim, Jaechul
    • Korean Management Science Review
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    • v.34 no.2
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    • pp.1-14
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    • 2017
  • Recently, despite the presence of a large number of people with disabilities, facilities and services for the disabled are insufficient in comparison with the advanced countries. Especially, unmanned facilities and devices are not available for disabled people without help. As interest in disabled people increased, the convenient facilities for the disabled person should be legally installed in the public places. Moreover, social consensus formation and technical approaches are being actively pursued. In this paper, we propose a five-step scenario to use an unmanned post office. Based on the proposed scenario, we present the method to improve the accessibility of the user interface of the unmanned facilities. And we present a plan for establishing the short- and medium-term service models. This plan is expected to be highly practicable because it reflects the current situations of Korea Post and analysis result of the domestic and oversea cases.

The Informative Support and Emotional Support Classification Model for Medical Web Forums using Text Analysis (의료 웹포럼에서의 텍스트 분석을 통한 정보적 지지 및 감성적 지지 유형의 글 분류 모델)

  • Woo, Jiyoung;Lee, Min-Jung;Ku, Yungchang
    • Journal of Information Technology Services
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    • v.11 no.sup
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    • pp.139-152
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    • 2012
  • In the medical web forum, people share medical experience and information as patients and patents' families. Some people search medical information written in non-expert language and some people offer words of comport to who are suffering from diseases. Medical web forums play a role of the informative support and the emotional support. We propose the automatic classification model of articles in the medical web forum into the information support and emotional support. We extract text features of articles in web forum using text mining techniques from the perspective of linguistics and then perform supervised learning to classify texts into the information support and the emotional support types. We adopt the Support Vector Machine (SVM), Naive-Bayesian, decision tree for automatic classification. We apply the proposed model to the HealthBoards forum, which is also one of the largest and most dynamic medical web forum.

New Korean record of the Banded Driftfish, Psenes arafurensis (PISCES: Nomeidae)

  • Lee, Woo Jun;Ryu, Jung-Hwa;Yoon, Moongeun;An, Hye Suck;Woo, Jiyoung;Tashiro, Fumihito;Kim, Jin-Koo
    • Fisheries and Aquatic Sciences
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    • v.19 no.1
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    • pp.6.1-6.5
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    • 2016
  • Psenes arafurensis, belonging to the family Nomeidae, is described based on four specimens (184.8-199.0 mm in standard length) collected from Korea. The species is most similar to the congeneric species P. maculatus and P. pellucidus, but differs from them in the number of lateral-line scales. (44-47 in P. arafurensis vs 67-70 in P. maculatus and 120 in P. pellucidus) and the number of vertebrae (31 in P. arafurensis vs 34-38 in P. maculatus and 40-42 in P. pellucidus). The present study is a new record of P. arafurensis with voucher specimens from Korean waters.

A Study on Court of Justice of the European Union's Cases about Copyright Infringement through Link (유럽사법재판소의 링크를 통한 저작권침해 판결에 관한 연구)

  • Kim, Jiyoung;Kim, Inchul
    • Proceedings of the Korea Contents Association Conference
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    • 2017.05a
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    • pp.173-174
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    • 2017
  • 우리 대법원은 2015년 링크에 대해서 저작권의 침해가 성립할 수 없다는 취지의 판결을 내렸고 2016년에는 지방법원에서 임베디드 링크의 경우에는 저작권의 직접침해를 구성할 수 있다는 취지의 판결을 내린바가 있다. 이에 앞서서 유럽사법재판소는 링크의 저작권 침해와 관련된 3개의 판결을 내린바가 있다. 물론 유럽의 저작권 논리를 우리나라에 그대로 적용하기에는 무리가 있지만 우리나라에서 링크를 통한 저작권침해를 규제하는데 일정 부분 도움을 줄 수는 있을 것이다. 그래서 본 논문에서는 유럽사법재판소의 판결들을 소개하고 우리나라에 적용여부를 알아보도록 하겠다.

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The Influence of the Form and Frequency of Contact with Japanese Culture on an Individual's Impression of Japan (일본 문화 접촉 유형 및 빈도가 일본에 대한 호감도에 미치는 영향)

  • Yoo, Hayeon;Lee, Jiyoung;Kim, Minji;Do, Jihye;Lee, Jaehee
    • Proceedings of the Korea Contents Association Conference
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    • 2017.05a
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    • pp.479-482
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    • 2017
  • 본 연구는 한국인이 일본이라는 국가에 갖는 국가 호감도에 미치는 영향을 분석한다. 한국인들이 갖는 일본에 대한 이미지에 일본문화접촉의 유형 및 빈도 등이 어떤 영향을 주는지를 밝힌다는 점에서 이전의 대중문화 그리고 국가호감도간의 연관성에 관한 연구들과의 차별된 결과를 도출한다. 또한, 접촉에 따른 일본에 대한 호감도의 양상과 더불어 이와 일본어 학습의 연관성, 일본문화에 대한 이미지의 연관성 등을 밝힌다.

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Assessing the Effects of Multi-Channel Service Quality on Customer Satisfaction and Loyalty in Retail Banking (은행서비스의 다채널 별 서비스 품질 평가가 고객 만족 및 충성도에 미치는 영향)

  • Kim, Jiyoung
    • Journal of the Korean Operations Research and Management Science Society
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    • v.41 no.1
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    • pp.71-85
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    • 2016
  • Service channel environments have changed dramatically with the advent of new, online digital channels. This article studies the effects of perceived multi-channel service quality on customer satisfaction and loyalty in the banking industry and the moderating role of age, which is a characteristic of customers. The objective is to identify the quality factors that affect the overall satisfaction and loyalty of a multi-channel customer. A quantitative study was conducted on 900 customers, with the main targets being users of the nine primary Korean retail banks. Results show that perceived service quality of the physical environment, human service, Internet banking, mobile banking, and ATM has a positive influence on overall satisfaction and loyalty. Age moderates the relationship among physical environment quality, human service, and customer loyalty.

Analysis of the Reality of the Undergraduate Research Assistant Program in Engineering College (공학계열내 학부연구생 프로그램의 실태 분석)

  • Han, Jiyoung
    • Journal of Engineering Education Research
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    • v.20 no.1
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    • pp.10-17
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    • 2017
  • This study proposes a means of guiding undergraduate research assistants programs in a more positive direction. This will be achieved by researching the reality of the programs operated in engineering departments for graduate school students and by analyzing the problems thereof. To achieve this objective, a literature study and research were conducted, which comprised of a survey on 204 graduate school students within the metropolitan area of Korea. The results of the study demonstrated that experience as an undergraduate research assistant has a positive influence on the adaptation to and life in graduate school. However, the role of the student and the level of salary varied depending on the role of the student, based on the capacity and support of individual professors. Thus, it is deemed that there will be a need for systematic program improvement and the development of a program that can provide significant academic activities, rather than simple experimental assistance.