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IED 적합성 인증시험 장치 구축 (Construction of IED Conformance Testing System)

  • 이남호;김지희;장병태;안용호;황갑철
    • 대한전기학회:학술대회논문집
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    • 대한전기학회 2007년도 제38회 하계학술대회
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    • pp.489-490
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    • 2007
  • In order to construct a digital substation based on IEC61850, All of the utility company should used IEDs to be verified and also vendors should get a certification from the international conformance testing organizationsuch as KEMA. So KEPRI in charge of POWER IT project related to SAS was required to IED conformance testing system, which can perform the test previously. The system, KEPCO developed, consists of HMI, IED (Intelligent Electronic Device), network equipment, V/I generator etc

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Simple and effective neural coreference resolution for Korean language

  • Park, Cheoneum;Lim, Joonho;Ryu, Jihee;Kim, Hyunki;Lee, Changki
    • ETRI Journal
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    • 제43권6호
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    • pp.1038-1048
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    • 2021
  • We propose an end-to-end neural coreference resolution for the Korean language that uses an attention mechanism to point to the same entity. Because Korean is a head-final language, we focused on a method that uses a pointer network based on the head. The key idea is to consider all nouns in the document as candidates based on the head-final characteristics of the Korean language and learn distributions over the referenced entity positions for each noun. Given the recent success of applications using bidirectional encoder representation from transformer (BERT) in natural language-processing tasks, we employed BERT in the proposed model to create word representations based on contextual information. The experimental results indicated that the proposed model achieved state-of-the-art performance in Korean language coreference resolution.

부품 제조 산업에서의 e-Business 구축 사례(PCB 산업의 B2B) (A Case Study of e-Business Implementation in Part Manufacturing Industry(B2B in PCB Industry))

  • 배준수;배은해;정민창;신인기;박영철
    • 산업공학
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    • 제13권3호
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    • pp.503-511
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    • 2000
  • The main theme of this research is a case of e-Business implementation in part manufacturing industry, especially in a PCB manufacturing company. The characteristics of part manufacturing industry are as follows. First, an ERP system runs as a legacy system that is ready to be combined with e-Business system. Secondly, the number of customers is very small. The customers are not many individuals but only a few big electronic enterprises that are strategically affiliated with the part manufacturing company. This means that the e-Business of the part manufacturing industry needs to focus on sharing pertinent information throughout the transactions with the customers, not on data-warehousing or data-mining customers' potential needs or requests. In this paper, we extracted e-Business opportunity domains from a PCB manufacturing company, a typical part manufacturing industry. We are intended to enhance information sharing between customers and the company, and provide functions of transactions necessary in the whole value chain from order to shipment. Implementing the e-Business system on the Web can increase the visibility of customers, and further, the company can be transformed into an extended enterprise where the relationship with the customers becomes very close and interleaved. Also, the Cyber Office functionality of the e-Business system can support the salespersons effectively, so that they can spend more time on customer satisfaction. Such efforts, in the future, can be a basis for active adaptation to the industry transformations such as forming e-community and participating in the marketplace.

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서울.경기지역 위탁급식전문업체 영양사의 직무만족에 영향을 미치는 개인 특성과 급식소 운영 특성 분석 (The Impacts of Personal Characteristics and Company-Related Characteristics on the Job Satisfaction of Dietitians Engaged in Contract Food Service Management Company)

  • 최미경;김희연;신서영;양일선
    • 대한지역사회영양학회지
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    • 제11권4호
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    • pp.502-511
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    • 2006
  • The purposes of this study were to measure job satisfaction levels of dietitians engaged a in contract food service management company, and to examine the impacts of personal characteristics and organizational characteristics on the job satisfaction of dietitians. The questionnaires developed for this study were distributed to 230 dietitians of contract food service management companies in the Seoul and Gyeonggi areas, and a total of 187 (81.3%) questionnaires were used for analysis. Statistical analyses were completed using SPSS (Win 11.5) for descriptive analysis, correlation analysis, t-test and ANOVA. The average job satisfaction score of the dietitians was 2.83, which is lower than "not satisfied" and "not dissatisfied" (3), "Marital status" (p < 0.001), "payroll per year" (p < 0.001), "age" (p < 0.05) and "work experience as a dietitians" (p < 0.05) had significant effects on job satisfaction of work and environmental factors. "Operating group" (p < 0.05), "type of menu" and "type of service" also affected the job satisfaction. Overall, it is important that managers of contract food service management companies establish specified human resource management strategies with understandings of the characteristics of their dietitians and companies to enhance the job satisfaction of dietitians, and to achieve their managerial goals.

위탁급식업체 선정에 영향을 미치는 요인에 대한 개발영업사원의 인식도 조사 (A Study on the Factors Affecting the Foodservice Management Contract Perceived by Salesperson of the Foodservice Company)

  • 김현아;양일선;이보숙;박진영
    • 대한영양사협회학술지
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    • 제10권2호
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    • pp.190-196
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    • 2004
  • The purposes of this study were to investigate the importance level on factors affecting the foodservice management contract perceived by the salespersons in the foodservice company. To get the data on the perceived importance level on the affecting the foodservice management contract, the questionnaires were developed by the delphi technique and modified by the pilot test. The questionnaires consisted of 4 categories and 19 items on the factors affecting the foodservice management contract and the importance level on the factors were measured by 5-likert scale. From March 12 to April 13 in 2003, the self-administrative questionnaires were mailed to the 60 salespersons. The questionnaires were responded from the 48 salespersons(respondent rate : 77 %). As a result, the salesperson.perceived importance level of "the sales ability" was higher than those of the other categories in the private contract and the salesperson.perceived importance level of "the evaluation of the foodservice company" was higher than those of the other categories in the competitive bid. The importance of the "the evaluation of the foodservice company" between the private contract and the competitive bid was significantly different(p<.05), and the importance of "the sales ability" of the competitive bid was significantly higher than that of the private contract(p<.001).

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'조선나전사(朝鮮之螺鈿社)'와 한국 근대 나전칠기 ("Joseon-Najeon Company" and Korean modern lacquerwares inlaid with mother-of-pearl)

  • 노유니아
    • 헤리티지:역사와 과학
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    • 제49권2호
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    • pp.122-141
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    • 2016
  • 근대 나전칠기의 특징 중 하나는 실톱을 이용한 주름질 기법의 발달이다. 이에 대해서 전성규가 일본 다카오카의 '조선나전사'에 초빙되어 기술을 가르치러 갔다가 실톱을 가지고 돌아와 나전을 오리는 데에 사용하기 시작했다고 알려져왔다. 한편 다카오카에서는 기무라 텐코라는 인물이 조선의 나전기술과 직공을 유입했다는 기록이 전해지고 있다. 그러나 조선나전사를 둘러싼 이들의 행적에 대해서는 구체적인 연구가 이루어지지 않고 있는 상황이다. 이 논문에서는 전성규와 기무라 텐코, '조선나전사'와 관련된 일차자료를 발굴하여 근대 나전칠기와 관련된 역사적 사실을 검증하고, 칠기 연구의 공백기를 메우는 한편 앞으로의 연구에 기초를 제공하고자 하였다. 조선의 칠공예가들이 어떤 경위로 다카오카에 건너가게 되었으며, '조선나전사'에서는 구체적으로 어떠한 활동을 펼쳤는지, 그리고 그 경험이 귀국 이후의 활동에 어떻게 이어지는 지에 대해 추적하였다. 전성규의 다카오카 체류 경험은 주름질 기법의 발달이라는 나전칠기의 양식적인 변화를 가져옴과 동시에 근대적 공예가로서의 의식이 형성되는 데에도 큰 영향을 미쳤다.

Exploratory Analysis of Patients With Gastric/Gastroesophageal Junction Adenocarcinoma With or Without Liver Metastasis From the Phase 3 RAINBOW Study

  • Takatsugu Ogata;Yukiya Narita;Zev A. Wainberg;Eric Van Cutsem;Kensei Yamaguchi;Yongzhe Piao;Yumin Zhao;Patrick M. Peterson;Sameera R. Wijayawardana;Paolo Abada;Anindya Chatterjee;Kei Muro
    • Journal of Gastric Cancer
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    • 제23권2호
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    • pp.289-302
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    • 2023
  • Purpose: Liver metastasis (LM) is reported in approximately 40% of patients with advanced/metastatic gastric/gastroesophageal junction adenocarcinoma (metastatic esophagogastric adenocarcinoma; mGEA) and is associated with a worse prognosis. This post-hoc analysis from the RAINBOW trial reported the efficacy, safety, and biomarker outcomes of ramucirumab and paclitaxel combination treatment (RAM+PAC) in patients with (LM+) and without (LM-) LM at baseline. Materials and Methods: Patients (n=665) were randomly assigned on a 1:1 basis to receive either RAM+PAC (LM+: 150, LM-: 180) or placebo and paclitaxel (PL+PAC) (LM+: 138, LM-: 197). The overall survival (OS) and progression-free survival (PFS) were evaluated using stratified Kaplan-Meier and Cox regression models. The correlation of dichotomized biomarkers (VEGF-C, D; VEGFR-1,2) with efficacy in the LM+ versus LM- subgroups was analyzed using the Cox regression model with reported interaction P-values. Results: The presence of LM was associated with earlier progression than those without LM, particularly in patients receiving PL+PAC (hazard ratio [HR], 1.68). RAM+PAC treatment improved OS and PFS irrespective of LM status but showed greater improvement in LM+ than that in LM- (OS HR, 0.71 [LM+] vs. 0.88 [LM-]; PFS HR, 0.47 [LM+] vs. 0.76 [LM-]). Treatment-emergent adverse events were similar between patients with and without LM. No predictive relationship was observed between biomarker levels (VEGF-C, D; VEGFR-1,2) and efficacy outcome (OS, PFS) (all interaction P-values >0.05). Conclusions: RAM provided a significant benefit, irrespective of LM status; however, its effect was numerically stronger in patients with LM. Therefore, RAM+PAC is a clinically meaningful therapeutic option for patients with mGEA and LM.

Construction of Text Summarization Corpus in Economics Domain and Baseline Models

  • Sawittree Jumpathong;Akkharawoot Takhom;Prachya Boonkwan;Vipas Sutantayawalee;Peerachet Porkaew;Sitthaa Phaholphinyo;Charun Phrombut;Khemarath Choke-mangmi;Saran Yamasathien;Nattachai Tretasayuth;Kasidis Kanwatchara;Atiwat Aiemleuk;Thepchai Supnithi
    • Journal of information and communication convergence engineering
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    • 제22권1호
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    • pp.33-43
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    • 2024
  • Automated text summarization (ATS) systems rely on language resources as datasets. However, creating these datasets is a complex and labor-intensive task requiring linguists to extensively annotate the data. Consequently, certain public datasets for ATS, particularly in languages such as Thai, are not as readily available as those for the more popular languages. The primary objective of the ATS approach is to condense large volumes of text into shorter summaries, thereby reducing the time required to extract information from extensive textual data. Owing to the challenges involved in preparing language resources, publicly accessible datasets for Thai ATS are relatively scarce compared to those for widely used languages. The goal is to produce concise summaries and accelerate the information extraction process using vast amounts of textual input. This study introduced ThEconSum, an ATS architecture specifically designed for Thai language, using economy-related data. An evaluation of this research revealed the significant remaining tasks and limitations of the Thai language.

한국산 수출용 냉동 돈육 등심의 물리화학적, 미생물학적 및 관능적 품질특성 (Physicochemical, Microbiological and Sensory Properties of Korean Frozen Pork Loins for Export)

  • 최염순;김진형;박범영;이종문;김일석;김병철
    • Journal of Animal Science and Technology
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    • 제44권3호
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    • pp.361-368
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    • 2002
  • 한국산 수출용 냉동 돈육의 품질 특성을 조사하기 위해 수출 육가공업체 3개소(Ⅰ . Ⅱ . Ⅲ)의 냉동 돈육 등심을 -20$^{\circ}C$에서 40일간 냉동 저장한 후 각 수출업체별 시료의 pH, 일반성분, 이화학적 특성, 관능적 특성, 선도 및 미생물 변화를 조사하였으며, 그 결과는 다음과 같다. 일반성분에서 조단백질은 Ⅱ업체 시료가 유의적(p<0.05)으로 높았고, 조회분은 Ⅰ업체 시료가 유의적으로 높았다. 육질 특성에서 pH와 보수성은 Ⅱ업체 시료가 유의적으로 높았으며, 전단력과 가열 감량은 Ⅱ업체 시료가 가장 낮았다. 총세균 수는 3.04${\sim}$3.75 log cfu/$cm^2$, 대장균군 수는 0.37${\sim}$1.32 log cfu/$cm^2$ 수준이었으며, TBARS 값은 평균 0.35${\sim}$0.38 mg malonaldehyde/kg sample 수준으로 비교적 낮았다. 척도묘사평가법을 이용한 관능검사 결과 세 업체 모두 평가 항목간에 유의적인 차이가 없는 것으로 나타났다.

KHP 기준에 의한 보험용 단미엑스산제의 지표성분함량 확인연구 (A quantitative analysis of marker compounds in single herb extracts by the standard of KHP)

  • 박상준;김소형;김경석;김효선;이아영;김호경;김윤경
    • 대한본초학회지
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    • 제29권3호
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    • pp.35-42
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    • 2014
  • Objectives : Since single extract powders was released at 1987, the insurance fee has not been changed, but the price of raw material has been increasing. According to this, Pharmaceutical company couldn't invest on quality of the product, so, the quality of single extracts went down and lost the consumer's trust. We checked the contents of marker ingredients in single extract thereby to recover the reliability of insurance-covered herbal preparations. Methods : we bought total twelve products of eight different single extracts of two main pharmaceutical companies among total 65 kinds of single extract powder stipulated in KHP (The Korean Herbal Pharmacopoeia) monograph III at Jan. 2013. Assays of selected single extract powders are performed by KHP regulation. And we surveyed price fluctuation of relevant herb raw materials from 2005 to 2012. Results : Among twelve products, eight single extract powders were suitable by the KHP regulation. But four products didn't reach the content amount of KHP. Marker contents in the single extracts product of Pueraria Root, Licorice, Peony root and Scutellaria Root of A company were 70%, 1%, 23.7% and 75.1%, respectively. Conclusions : We can acertain whether there's a quality problem in the insurance-covered single extract powders. But, A company is no longer producing these improper single extract powders. As a medicine, single extract powders needs to be strictly quality controlled by the company, and regularly monitored by the KFDA.