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Effect of Sowing time on Growth and Yield of Perilla in Central Region (중부지역에서 들깨의 파종시기가 생육과 수량에 미치는 영향)

  • Young-Sang Kim;Ki-Hyun Kim;Cheol-Ku Youn;Ik-Jei KIm;Young-Ho Kim;Myeong-Hee Lee
    • Proceedings of the Plant Resources Society of Korea Conference
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    • 2020.08a
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    • pp.51-51
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    • 2020
  • 들깨는 식물성 오메가-3의 우수한 급원으로서 국내에서 그 수요가 크게 확대되고 있는 실정이다. 들깨 재배농가에서는 파종시기를 고려한 적합한 들깨 품종에 대한 요구가 많아 이를 해결하고자 중부지역에 적합한 품종을 선발하고자 시험을 수행하였다. 파종시기는 6월 상순, 6월 중순, 7월 초순 3시기로 구분하여 파종하였으며, 토양 검정시비량을 시비하고 완전임의배치법으로 3반복으로 시험구를 배치하였다. 시험품종으로 다유 등 10품종을 선정하여 시험하였다. 6월 초순 파종에서 개화기는 다실 품종이 8월 20일로 가장 빨랐으며, 다유, 대실, 들샘, 새엽실 품종이 9월 10일로 가장 늦었다. 6월 중순 파종에서 개화기는 다실 품종이 8월 27일로 가장 빨랐으며, 들샘 품종이 9월 11일로 가장 늦었다. 7월 초순 파종에서 개화기는 다실 품종이 8월 27일로 가장 빨랐으며, 들샘과 새엽실 품종이 9월 11일로 가장 늦었다. 들깨 천립중은 파종기가 늦어질수록 대체적으로 무거워지는 경향을 보였다. 6월 초순 파종에서 백진, 들향, 새엽실 다유 품종이 10a 당 110kg 이상의 수량을 나타냈으며, 6월 중순 파종에서 다유, 들향, 백진, 새엽실 품종이 10a 당 120kg 이상의 수량을 나타내었고, 7월 초순 파종에서는 다유, 들향, 새엽실 품종이 10a 당 110kg 이상의 수량을 나타내었다. 이상의 결과로부터 중부지역에서는 대체적으로 6월 중순 파종이 적합하였으며 전작물을 고려하여 들깨 파종시기를 빠르거나 늦게 할 경우에는 각 시기에 적합한 품종을 파종하면 안정적인 수량 확보가 가능하다. 중부지역에서 파종기에 따른 영향이 적고 안정적인 수량을 생산할 수 있는 품종으로는 다유, 들향, 새엽실 이었다. 이상의 결과로 부터 품종별 최대 수량을 얻기 위해서는 각 품종에 맞는 파종기를 준수하여야 할 것으로 사료되었다.

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A study on live vertical scale-up in a cloud environment (클라우드 환경에서의 무중단 수직 확장에 관한 연구)

  • Jun-Seok Park;Dae-Sik Ko
    • Journal of Platform Technology
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    • v.10 no.4
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    • pp.70-81
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    • 2022
  • In this paper, we proposed a Virtual Machine Placement (VMP) method to provide live vertical scaling services for cloud resources. Since free space on the physical server must be secured in advance for vertical scaling, a "general-mixed-vertical" mode conversion algorithm based on the FirstFit placement strategy that variably adjusts the allocation ratio of virtual servers to physical servers for this purpose is presented. Simulations were performed using parameters such as vertical scaling ratio, virtualization ratio, and free resource ratio. When the vertical scaling ratio is 50%, considering free space, 150% of resources are required as a whole, but simulation results of the proposed algorithm show that only up to 125% of free space is required.

The Effect of person-job fit on job performance: The Mediating effect of job-based psychological ownership (개인-직무적합성이 직무성과에 미치는 영향: 직무기반 심리적 주인의식의 매개효과)

  • Hee-Sub Byun;Tae-Sik Rhee
    • The Journal of the Convergence on Culture Technology
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    • v.9 no.2
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    • pp.275-284
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    • 2023
  • This study is of academic significance to investigate the relationship between person-job fit and job-based psychological ownership, which previous studies lacked, and further confirmed for the first time in Korea that job-based psychological ownership mediates the relationship between person-job fit and job performance. In addition, the study supports the expectation theory that competency suitability affects job performance and the social exchange theory that requirement suitability affects job performance.

Hyperbaric Oxygen Therapy Capability as a Disaster Response Resource : Disaster Hyperbaric Oxygen Index (재난 시 대응자원으로서 고압산소치료 능력 고찰 : 재난고압산소지수)

  • Wang, Soon-Joo;Kim, Eun;Kang, Pooreun;Han, Minsub;Ahn, Eunae;Lee, Donghee
    • Proceedings of the Korean Society of Disaster Information Conference
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    • 2023.11a
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    • pp.353-354
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    • 2023
  • 과거와 달리 유독가스가 생성되는 화재, 폭발, 화학사고 및 급격한 기압차를 경험하게 되는 선박 침몰 구조 등 다양한 재난 혹은 사고 상황에서 고압산소치료가 욕구되며, 이를 수행할 수 있는 고압산소치료챔버는 재난에 대응하는 핵심 자원으로 그 수량과 배치가 적절해야 한다. 따라서 다양한 종류의 재난에서 발생하는 유독가스 피해자에게 고압산소치료는 필수적이나 본 연구에 의하면 국내에는 고압산소치료챔버의 숫자와 동시에 고압산소치료로 수용할 수 있는 환자수에도 한계가 있고 그 분포의 불균형도 존재하고 있어 재난 시 인명 피해 감소의 기반 장비, 시설로서 고압산소챔버의 균형있는 확산, 적용이 시급한 실정이며, 이는 가칭 재난고압산소지수로 객관화할 수 있다. 국내에서는 인구밀집지역인 수도권이 고압산소치료가 필요한 재난에 대한 대응 기반이 부족하다가 향상되고 있으며 부산, 경남 권역에 고압산소치료 자원이 편중된 현상을 보이고 있다. 고압산소치료 필요한 대량의 중환자 발생 시는 국내 전체의 고압산소치료기 활용 여부에 대한 실시간 모니터링 시스템이 필요하고 필요 시 원거리 피해자 전원 시스템을 갖추어야 하므로 이는 향후 구축해야 할 사항으로 이를 위한 전국적 고압산소치료기 모니터링 시스템이 필요하다.

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An Evaluation of Program Management and The Needs for Outside Support in Korean Voluntary Sector (한국 자원봉사활동의 관리운영 실태평가와 지원욕구)

  • Kim, Dong-Bae;Cho, Hak-Lae;Choi, Jae-Sung;Choi, Sun-Hee
    • Korean Journal of Social Welfare
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    • v.35
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    • pp.31-50
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    • 1998
  • The purpose of this study to provide implications for improvement of Korean voluntary sector, by analyzing of program managers' subjective evaluation of voluntary program management and of their view of the needs for outside supports. For this, researchers selected 600 agencies, which are found to have a staff in charge of voluntary programs, and sent a questionnaire by mail. Those agencies are consisted of the following three. areas: social services, civil movement, public sector. The response rate was 65%, and researchers analyzed 382 respondents out of 391, besides those who did not complete the form in full. One of the results was that program managers' subjective evaluation score of overall voluntary program management was 51 points in the perfect score of 100 points. The voluntary program management was consisted of the following six areas: recruiting, job placement, public relations, education(training), program development, and. information system Specifically, program development and information system appeared to be worse than the other areas, and this fact was true in all three types of agencies of social services, civil movements, and public sector. Moreover, program managers in public sector showed that outside supports for voluntary programs (or activities) was more desperately required. Based on the results, researchers concluded that, toward the improvement of voluntary programs, professionalization as well as legal supporting system, networking, and national supporting institution were required.

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A Study on Urban Construction Archives Management Business of China (중국의 도시건설 기록물 관리사업에 대한 고찰)

  • Han, Mi-Kyung
    • Journal of the Korean Society for Library and Information Science
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    • v.37 no.4
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    • pp.5-21
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    • 2003
  • This thesis concerns urban construction archive management business of China in the 20th century 12 items of state level construction archives, 11 categories of urban construction archives was initially studied. And studies on data collection method, obligations and range of service, etc. of urban construction archives center were conducted as well. Urban construction archive management business was aggressively pursued in terms of national policy, based on the state plan to construct medium-sized and large cities and Mao ZeDong(毛澤東)‘s direction regarding of urban construction archives. As a result, there happened to be various levels and types of 3,186 archive centers, as of 2003. And the archives centers of urban construction have been estavlished in 662 cities all over China so far, while the establishment of the urban construction archives centers was pursued only in 42 cities in 1960s. Another point to note is that staff members of junior college or higher educational background account for 70% - 80% of overall human resources of the archives center of urban construction, while 60 - 70% of them are technical level. This makes professional human resources represent at least 60% of the total human resources of the centers. This is a result of effort of China to enhance urban construction archive management business on both quantitative and qualitative level. And through the study on the situation of urban construction archive management business in Beijing(北京), it was learned that urban construction archives are being collected and managed in archives centers of the respective areas as well as in professional archives centers of urban construction. Some suggestions were also made regarding what kind of direction Korea should take to pursue the business of urban construction archive management.

A Study on the Display Considerations of RDA Resource Type (RDA 자원유형 디스플레이를 위한 고려사항에 관한 연구)

  • Lee, Mihwa
    • Journal of the Korean Society for information Management
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    • v.33 no.1
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    • pp.33-52
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    • 2016
  • This study was to find the display considerations of RDA resource type - content type, media type, and carrier type. The Literature review, the case study, and the survey were used as the research method. 5 display strategies were suggested in this study. First, content and carrier types were better displayed than all 3 types of RDA resources. Second, two kinds of algorithm should be considered for RDA resource icon display. One was the combination of the terms of carrier types plus content types icon. The other was the combination of carrier types icon and content types icon in which the terms reflecting types must be included. Third, the subfield of 33x must be used for the paired display of content type and carrier type of multi-types resources. Fourth, in brief display, resource type icon was better positioned on the left and upper side and in detailed display, resource types were better located in description area. Fifth, 'format' was used as display indication phrase. This study would contribute to the design for the resource display by suggesting the practical display considerations of RDA resource type.

Automatic Layout Design of CMOL FPGA (CMOL FPGA 자동 레이아웃 설계)

  • Kim, Kyo-Sun
    • Journal of the Institute of Electronics Engineers of Korea SD
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    • v.44 no.11
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    • pp.56-64
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    • 2007
  • We developed the first automatic design system targeting a promising hybrid CMOS-Nanoelectronics Architecture called CMOL. The CMOL architecture uses NOR gates to implement combinational logic. In this hybrid CMOS-nanoelectronics architecture, logical functions and the interconnections share the nanoelectronics hardware resource. Towards automating the CMOL physical design process, we developed a model for the CMOL architecture, formulated the placement and routing problems for the CMOL architecture subject to the unique CMOL specific constraints, and solved it by combining a placement algorithm with a gate assignment algorithm in a loop. We validated the proposed approach by implementing several industrial strength designs.

Development of an Automated Post Processing System Using Event Notification Service of Supercomputer (슈퍼컴퓨터의 이벤트 알림 서비스를 이용한 자동화된 후처리 시스템의 개발)

  • Lee, Seung-Min;Kim, Ho-Yoon;Kim, Myoung-Il;Jeong, Hee-Seok;Kim, Jae-Sung;Lee, Sang-Min
    • Proceedings of the Korean Information Science Society Conference
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    • 2010.06b
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    • pp.294-298
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    • 2010
  • 슈퍼컴퓨터는 스케줄러를 이용하여 사용자의 작업(task) 실행 및 자원할당 요청을 관리하고, 사용자는 배치 프로세스 형태로 스케줄러에 작업을 제출한다. 스케줄러에 배치 프로세스 형태로 작업을 제출하는 방식은 사용자의 작업이 비동기적으로 수행되어 작업의 상태가 변경될 경우 확인할 수 있는 서비스를 필요로 한다. 이를 위해 대부분의 슈퍼컴퓨터는 작업이 완료되거나 오류가 발생하여 중단되었을 때 전자메일을 발송하여 사용자에게 정보를 제공하는 이벤트 알림 서비스를 제공하지만, 장기간 수행되는 작업의 경우 주기적으로 전자메일을 확인해야 하는 불편함이 있고, 다수의 작업을 동시에 수행하는 경우 각각의 이벤트 정보를 포함한 전자메일을 관리하는데 어려움이 따른다. 본 논문에서는 슈퍼컴퓨터에서 제공하는 전자메일 기반 이벤트 알림 서비스를 이용하여 이벤트를 통지받을 때 지정된 방식으로 후처리 작업이 실행될 수 있는 자동화된 후처리 시스템의 설계 및 구현 방법을 제시한다.

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Performance Analysis of Fractional Frequency Reuse Scheme for Enterprise Femtocell Networks (기업형 펨토셀 네트워크에서 부분 주파수 재사용 방법의 성능분석)

  • Kim, Se-Jin
    • Journal of Internet Computing and Services
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    • v.19 no.1
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    • pp.11-17
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    • 2018
  • In this paper, we propose a novel frequency reuse method using the fractional frequency reuse (FFR) for enterprise femtocell networks (EFNs) in which a lot of femtocell base stations (fBSs) are deployed in a buinding, e.g., business companies, department stores, etc, and evaluate the system performance for the downlink of EFNs. First, we introduce the concept of the split reuse method to allocate the frequency bandwidth with considering the interference between the macrocell and femtocell. Then, we propose the resource allocation with the FFR for fBSs of EFNs to reduce the interference and increase the system capacity. Through simulations, we show that the proposed FFR method outperforms a traditional resource allocation method with frequency reuse factor 4 in terms of the mean fUE capacity, total EFN capacity, and outage probability.