• 제목/요약/키워드: Task characteristic

검색결과 236건 처리시간 0.033초

중국소수민족 포의 연구 (A Study on Pao, A Caftan type Subculture Garment in China Nationality)

  • 정은택;박춘순
    • 복식
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    • 제50권6호
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    • pp.155-162
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    • 2000
  • Classifying the diverse and complex clothing category of nationality subcultures in China is not a simple task. However, summing up, it can be largely classified that clothing of the northern area is long trousers and short skirt. Among the clothing of Nationality in China, especially, Pao(robe: 袍) has its diversity and colorfulness. whose elements forming its each characteristic feature has enough value to be investigated fully in the historical point of view. The conclusions of this study reveals that Pao in nationality subculture in China can possibly be divided into the four types as Qipao(旗袍) in Dongpei area, Mongopao(蒙古袍) in Inner Mongolia, Qiapan in Xinjiang area, and Zangpao in Tibet area. The modes of Qipao and Mongopao are mainly similar in that they have diagonally on the right, stand collar in composition, but Qipao shows its diversity in collar and slashes, and Mongopao also shows diversity in its colare and waistband. Since western culture flowed into China along with its open door and reform policy, the splendid color and distinctive pattern, decoration, diversified method of compositions and clothing categories of Nationality cultures are disappearing in its their originality and nationality.

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웹기반의 경량전철 유지보수 정보화시스템 개발방법론에 대한 연구 (A Study on the methodology for Web-based Maintenance System Development of Light Rail Transit)

  • 이호용;한석윤;조홍식;조봉관
    • 한국철도학회:학술대회논문집
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    • 한국철도학회 2007년도 춘계학술대회 논문집
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    • pp.722-729
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    • 2007
  • The methodology for maintenance system development should overall be considered with all of task characteristic, schedule, and the technical condition of investment sources. This research applies Waterfall model to methodology for the development and construction of maintenance system through customizing the CD (Custom Development) procedure of "HSDM (Hyundai System Development Methodology)" based on information engineering. The waterfall model called as classic life cycle paradigm is defined for the sequent development procedure, which make progress a next step after that a previous step is admitted with thorough review. This model which is popular and the oldest paradigm is used for system development by four steps; demands analysis, design, construction, and maintenance. This methodology advances higher abstract step from higher lower step using top-down approach from concept definition to construction, which notices the end of a step whenever a step is over. Therefore, each step is exactly divided, and consequently the output is clearly yielded.

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제품규격 작성방법에 관한 연구 -품질기능전개기법적용중심으로- (A Study for the Establishing Method of Product Standard - Mainly for the Quality Function Development -)

  • 한정오
    • 산업경영시스템학회지
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    • 제15권26호
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    • pp.49-58
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    • 1992
  • It is the greatest task to prescribe accurately and concretely consumer's needs of qualities into the product standards in an enterprise manufacturing and sailing products, From this point of view, Quality Function Deployment system is introduced to inguire into the establishing method of product standards closely Above all, the decision of quality characteristic in the product standards and the estblishing method of product standard are introduced to satisty in this repord. Applying to the product standards in Qulity Function Deployment system, frst it is systematically brought quality function to consumer's needs of qualities into the products. Second the method is concerned with quality function assurance applied in induction of product quality. Also it is available to establish method of product quality level in almost every company.

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비영역적 업무공간의 사용자 의식에 관한 연구 (A Study on User Awareness regarding Non-Territorial Workplaces)

  • 조지연;박영기
    • 한국실내디자인학회논문집
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    • 제13권6호
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    • pp.196-204
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    • 2004
  • Non-territorial workplace has different characteristic from conventional workplace in terms of interior and architectural design and organization management even the user awareness. The purpose of this study is to examine the non-territorial workplace and suggest needs for improving the quality and efficiency of work. To fulfill this task, information describing various environmental conditions and user awareness were gathered from the non-territorial office in Seoul. Data were collected by using questionnaires regarding general information of user and satisfaction of environmental elements that were established on pre-study. Finally, based on the results of this study, the users of non-territorial workplace seem to be satisfied with utilization of space and working but discontent with psychological element such as privacy, security and affinity. Therefore designers should focused more on psychological elements according to users awareness which is the finding in this study among other elements.

중년기 전업주부의 생활진단 척도개발 (Development of Life-Scale for Middle Aged full time homemakers)

  • 지영숙;이광자;곽소현
    • 가족자원경영과 정책
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    • 제7권1호
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    • pp.23-39
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    • 2003
  • The purpose of this study is to develop the life scale of the middle aged homemakers. The life scale are composed of spouse relation 8 items, child education relation 7 items, home economy relation 4 items, homework relation 3 items, selfish health relation 6 items, parent relation 3 items, and interest and social activity relation 4 items. The reliability coefficient of the development scale was Cronbach'α =.83 and the correlations of each demesne was high. For the better future life in this study, the middle aged homemakers are needed the improvement of conjugal relations, the child education, the health, the interest, and the enlargement of social relations. This life scale can help to evaluate their middle age, and to the planning of energetic healthful future, and useful to understanding characteristic and the developmental task of middle aged homemakers.

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이동로봇의 무선 원격조정을 위한 적응제어 (The Adaptive Control for the Teleoperated Mobile Robot through the Wireless LAN)

  • 심교만;홍현주;권석근;노영식
    • 대한전기학회:학술대회논문집
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    • 대한전기학회 2002년도 합동 추계학술대회 논문집 정보 및 제어부문
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    • pp.150-153
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    • 2002
  • When a system is teleoperated in the indoor environment through the wireless LAN, we must consider the communication time delay. The time delay is random and unbounded due to the inherent characteristic and surrounding environment. As result of this, the stability and performance of the teleoperated system is degraded. In this paper, we present the adaptive control algorithm to overcome this problem by measuring time delay and allocating task corresponding to time delay dynamically. And the simple experiment is conducted to demonstrate the feasibility.

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병렬 태스크의 행동 특성 추출에 관한 연구 (A Study on the Extraction of Behavior Characteristic for Concurrent Task)

  • 유창문;김규년
    • 한국정보과학회:학술대회논문집
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    • 한국정보과학회 2000년도 봄 학술발표논문집 Vol.27 No.1 (A)
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    • pp.573-575
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    • 2000
  • COncurrent Design Approach for Real-Time System(CODARTS) 방법론은 Gomaa에 의해 제안된 실시간 소프트웨어 설계 방법론으로서 분석 단계에서 CORBA 방법을 사용하여 시스템의 객체와 함수들을 식별하고 행동 모델을 개발한다. 그리고 설계 단계에서는 병렬 태스크 구조화 지침 및 정보 은닉 모듈 구조화 지침을 적용하여 해동 모델의 객체와 함수들을 병렬 태스크와 정보 은닉 모듈들로 구조화한다. 마지막으로 병렬 태스크와 저오 은닉 모듈을 결합하여 소프트웨어 구조를 개발하고 구현 단계를 수행한다. 소프트웨어 구조를 개발하고 구현 단계를 수행하기 위해서는 병렬 태스크의 행동 특성이나 태스크간의 인터페이스가 정확히 명시되어야 한다. 이는 분석 단계에서 식별된 객체와 함수들에서 태스크에 대한 정보를 추출함으로써 이루어질수 있다. 본 논문에서는 행동 모델의 객체와 함수들로부터 병렬 태스크에 대한 행동 특성 정보 추출방법을 제안하고 태스크 사이의 인터페이스를 결정하는 방법을 보인다.

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강화학습과 분산유전알고리즘을 이용한 자율이동로봇군의 행동학습 및 진화 (Behavior leaning and evolution of collective autonomous mobile robots using reinforcement learning and distributed genetic algorithms)

  • 이동욱;심귀보
    • 전자공학회논문지S
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    • 제34S권8호
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    • pp.56-64
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    • 1997
  • In distributed autonomous robotic systems, each robot must behaves by itself according to the its states and environements, and if necessary, must cooperates with other orbots in order to carray out a given task. Therefore it is essential that each robot has both learning and evolution ability to adapt the dynamic environments. In this paper, the new learning and evolution method based on reinforement learning having delayed reward ability and distributed genectic algorithms is proposed for behavior learning and evolution of collective autonomous mobile robots. Reinforement learning having delayed reward is still useful even though when there is no immediate reward. And by distributed genetic algorithm exchanging the chromosome acquired under different environments by communication each robot can improve its behavior ability. Specially, in order to improve the perfodrmance of evolution, selective crossover using the characteristic of reinforcement learning is adopted in this paper, we verify the effectiveness of the proposed method by applying it to cooperative search problem.

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원자력발전소 비상운전시의 운전원 인지오류 예측 지원체계의 개발 (A Framework for the Support of Predictive Cognitive Error Analysis of Emergency Tasks in Nuclear Power Plants)

  • 김재환;정원대
    • 한국안전학회지
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    • 제16권3호
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    • pp.117-124
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    • 2001
  • This paper introduces m analysis framework and procedure for the support of the cognitive error analysis of emergency tasks in nuclear poler plants. The framework provides a new perspective in the utilization of influencing factors into error prediction. The framework can be characterized by two features. First, influencing factors that affect the occurrence of human error me classified into three groups, i.e., task characteristic factors(TCF), situation factors(SF), and performance assisting factors(PAF). This classification aims to support error prediction from the viewpoint of assessing the adequacy of PAF under given TCF and SF. Second, the assessment of influencing factors is made by each cognitive function. Through this, influencing factors assessment and error prediction can be made in an integrative way according to each cognitive function. In addition, it helps analysts identify vulnerable cognitive functions and error factors, and obtain specific nor reduction strategies. The proposed framework was applied to the error analysis of the bleed and feed operation of nuclear emergency tasks.

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태양광 하드웨어 시뮬레이터의 소신호 안정도 분석 (Small-Signal Stability Analysis of Solar Array Hardware Simulators)

  • 투시타 란디마 웰라와타;최성진
    • 전력전자학회:학술대회논문집
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    • 전력전자학회 2019년도 추계학술대회
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    • pp.200-201
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    • 2019
  • Due to uncontrollability and non-repeatability of natural irradiation and temperature, the solar array simulator (SAS) is required to conduct the MPPT power processing experiments precisely. However, the nonlinearity of PV curve characteristic is a crucial task for the control of SAS. In the literature, this issue is addressed by many authors and various methods are proposed. However, stability analysis of SAS is not enough to evaluate the control performance. In this paper, the limitations of conventional SAS are studied according to the small signal model. By using the proposed approach, the performance of two different control method for SAS system are analyzed and compared.

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