• 제목/요약/키워드: Evaluation of Technology

검색결과 16,771건 처리시간 0.043초

C4I체계 시험평가 국방M&S 신뢰도 향상을 위한 VV&A 적용방안 연구 (A Study on VV&A Application Method for Credibility Improvement of The DM&S for C4I Test and Evaluation)

  • 김경희;강석중
    • 한국군사과학기술학회지
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    • 제13권6호
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    • pp.1080-1090
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    • 2010
  • A study for improvement of credibility on test & evaluation result of interoperability in battle management information system which focused in C4I systems is very essential in rapid change of battle field environment. Realization of effective operation process with integration of developed IT also core factor for reducing of operational response time such as information gathering from sensor to shooter, time for commander's decision making. Therefore, by required to meet of high technical T&E, meet of complex software's user requirement, long-term system development period, system integration ability's request by various linkage of systems, it is high a M&S dependency to optimal performance, interpoerability's guarantee. Especially credibility on test & evaluation using M&S is very important. This paper will propse a VV&A applied methods using other VV&A case to improve credibility of M&S on test & evaluation.

An Evaluation Model for Analyzing the Overlay Error of Computer-generated Holograms

  • Gan, Zihao;Peng, Xiaoqiang;Hong, Huajie
    • Current Optics and Photonics
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    • 제4권4호
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    • pp.277-285
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    • 2020
  • Computer-generated holograms (CGH) are the core devices to solve the problem of freeform surface measurement. In view of the overlay error introduced in the manufacturing process of CGH, this paper proposes an evaluation model for analyzing the overlay error of CGH. The detection method of extracting CGH profile information by an ultra-depth of field micro-measurement system is presented. Furthermore, based on the detection method and technical scheme, the effect of overlay error on the wavefront accuracy of CGH can be evaluated.

IMPROVEMENT OF WASTE ADMINISTRATION BY NEW PUBLIC MANAGEMENT

  • Kotomi Uemoto ;Seigo Nasu ;Shunji Kusayanagi
    • 국제학술발표논문집
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    • The 1th International Conference on Construction Engineering and Project Management
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    • pp.424-428
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    • 2005
  • As the application of NPM in waste administration branch this paper proposes a new waste management method in order to increase the efficiency of resources and reduce the quantity of waste. First the matrix method is suggested which comprehensively consider and integrate the proposals of different government departments. Moreover the inhabitant's attitude toward the new waste management measures was investigated. Based on the investigation the evaluation function was made, which include three elements: necessary budget, the effect of cost decrease and the environmental burden decrease. The optimal method of budget allocation to maximize social welfare is proposed under the condition of limited budget by the evaluation function. By applying this system further local governments will be able to determine their adequate service level and budget size.

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경남지역 중ㆍ고등학교 학생에 의한 기술ㆍ가정교과의 수업운영 및 교과내용에 대한 인식

  • 김상희
    • 한국가정과교육학회지
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    • 제15권4호
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    • pp.87-103
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    • 2003
  • This study aimed to research the cognition of Technologyㆍ Home Economics curriculum by the middle and high school students in Kyungnam area. Data were collected from 646 middle school students and 589 high school students by the self-questionnaire. The results were following; 1. The overall cognition of TechnologyㆍHome Economics were evaluated lower middle school students than high school students, especially the variety of lessons the lowest. The variety of lessons and satisfaction was correlated highly. 2. The practices of lessons were more frequently Home Economics than Technology. The most complains were the insufficiency of interests and practice lessons. 3. The overall evaluation of subject´s matters and subject´s goals were highly positive levels, but the item of the interrelatedness of Technology and Home Economics was a little low level. 4. The utility and the importance of subject´s matters were evaluated higher the Home Economics and Computer than Technology revealed sex differences obviously.

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피인용 특성 분석을 통한 출연(연) 임무중심형 기관평가 개선 방향 (Developments of Evaluation System of Mission Oriented Government-Supported Research Institute by Article Citation Method)

  • 이문영;이찬구
    • 한국기술혁신학회:학술대회논문집
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    • 한국기술혁신학회 2016년도 춘계학술대회 논문집
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    • pp.404-430
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    • 2016
  • 본 연구는 과학기술계 정부출연 연구기관 평가에서 논문의 질적 평가를 위해 새로 도입된 피인용도 지표가 성과지표의 구성요건 중 적시성을 충족할 수 있는가라는 문제의식에서 출발하였다. 이에 피인용 반감기와 즉시성 지수 등 논문의 주기적 특성을 분석 활용하여 실질적인 질적 성과체계로 전환하기 위한 기관평가의 개선방향을 제시하고자 한다. 연구 결과로 기술의 발달과 의존성이 높아짐에 따라 학문의 변화속도 또한 빠르게 변화하고 있으나, 공공기술은 타 분야에 비해 인용속도가 느리고, 산업과 연관된 분야는 지식이전 속도가 빠른 것으로 분석되었다. 또한, 학문분야 특성에 따른 피인용 주기는 차이가 없었으며, 각 분야의 질적으로 우수한 논문의 평가 시 피인용 지수의 타당성을 확보하기 위해서는 6년정도의 기간이 누적된 데이터가 필요한 것으로 분석되었다. 분야별 질적 성과평가를 위해 필요한 피인용의 시간적 특성을 기술통계적으로 도출한 결과를 반영하여 임무중심형 연구기관 평가의 문제점을 도출하였다. 이를 개선하기 위한 객관적이고 타당한 질적 평가를 위한 정책적 대안을 평가주기적, 평가기준적, 평가관리적 관점으로 제시하였다.

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건설기술용역 실적 관리 프로세스 시스템 개발에 대한 연구 (A Research on the Development of Management Process System of Public Ordering Service Results and Estimation)

  • 이규성;이한규;김남곤
    • 한국건축시공학회:학술대회논문집
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    • 한국건축시공학회 2014년도 춘계 학술논문 발표대회
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    • pp.168-169
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    • 2014
  • Construction Technology Service is currently hardly managed due to failure to offer standard management system of service performance, company performance, and business evaluation in every Ordering Agencies. After Construction Technology Promotion Act is enforced in May 2014, Ordering Agency obligates them to report to Minister of Land and Transportation within 10 days upon contract/ amendment/ completion. In 2013, in advance to enforcement of this law, performance management system for construction technology service was developed for a test run. However this system only applies to main contractors while management and operation of subcontractors are unavailable that causes problems on connection and integration with Experience Management Trustee. Therefore, this research will establish systematic foundation that enables real-time information of service performance and evaluation of subcontractors to result standardization of performance and evaluation for public ordered services.

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The Reliability Test of Sealing Glass Frit in AC PDP

  • Jeon, Young-Hwan;Hwang, Jong-Hee;Lim, Tae-Young;Kim, Hyung-Sun
    • 한국정보디스플레이학회:학술대회논문집
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    • 한국정보디스플레이학회 2005년도 International Meeting on Information Displayvol.II
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    • pp.1538-1541
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    • 2005
  • For reliability evaluation of AC-PDP, one of the most important factor is sealing property. In this paper, the reliability evaluation test method of the commercialized sealing glass frit in AC-PDP was studied. 6 inch AC-PDP panels were tested for evaluation of sealing glass frit by vibration shock test, thermal shock test, non -destructive X-ray inspection, residual stress inspection and residual gas detection. These test methods are proposed as a standard for testing the reliability of sealing glass frit. The main failure mode of sealing glass frit in AC-PDP seems to be the crack propagation from thermal cycling rather than mechanical factor.

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A Comparison of PSNR, WSNR and ESNR Evaluation Methods for The Two Value Modulated Images

  • Kawasaki Junji;Takeda Kosuke;Kato Kyoto;Iijima Taizo
    • 방송공학회논문지
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    • 제10권2호
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    • pp.149-155
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    • 2005
  • We have proposed an objective evaluation method using ESNR as the measure of approximation by the visual model, which coincides with MOS, a subjective evaluation method. For two-value images, we have used five kinds of modulation methods: 1) ordered dither, 2) least mean error, 3) pulse density low division, 4) simple two-value, and 5) random dither methods. The purpose of this paper is to investigate the validity of ESNR, by comparing the proposed method together with the existing representative methods such as PSNR and WSNR, with the subjective method MOS. The results of a series of experiments show that the ranking by MOS coincides with ESNR, though does not coincides with PSNR and WSNR.

제4차 건설기술진흥기본계획 성과평가체계 분석에 관한 연구 (An evaluation system analysis of 4th master plan for Improvement of Construction Technology)

  • 이두헌;이교선;손태홍
    • 한국건축시공학회:학술대회논문집
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    • 한국건축시공학회 2012년도 춘계 학술논문 발표대회
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    • pp.177-180
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    • 2012
  • Korean government has developed and implemented a five-year master plan in order to enhance construction technology competitiveness and its level of development. However, without detailed assessment of past plans it is not likely to retain feasibility and sustainability of a new five-year plan, This study analyses adequacy of the 4th five-year master plan in terms of evaluation strategies such as indicators, methods, targeted performance through benchmarking various construction policies utilized by developed countries. In addition, this manuscript provides the basis structure and critical factors for establishing future construction policies or plans.

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