• Title/Summary/Keyword: Observers

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A Comparative Study on the Modern Architectural Movement in Catholic Church - Focused on the 'Riturgical Movement' and 'L' art $Sacr\'{e}$ Movement' in Europe in the first half of 20th century - (20세기 현대교회건축 운동에 관한 비교 연구 - 독일의 전례운동과 프랑스의 성미술운동을 중심으로 -)

  • Kim, Jung-Shin
    • Journal of architectural history
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    • v.8 no.4 s.21
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    • pp.129-146
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    • 1999
  • The Purpose of this Study is to find the Modern Movements which had done important roles on the development of modern church architecture and sacred art in the first half of 20th century. I had investigated the background and process of the movements, and analyzed the buildings which represented the movements. And I compared the architectural fruits of 'Riturgical Movement' and 'L' art $Sacr\'{e}$ Movement. The results are summarized as follows : First, there are two important movements in Catholic church in the backgrounds of the innovative changes of modern church architecture, Those are 'Riturgical Movement' which pursuits to establish a closer relation between clergy and congregation, and to make the positive participants in the service not mere observers and 'L' art $Sacr\'{e}$ Movement' which pursuits to accept modern secular art into church. Second, both movements had been developed on the bases of the theological studies with tow monasteries - Benedictine Order and Dominican Order - as leader. And the main concept was a kind of revival movement which recovers the Christian tradition. Third, The two movements began from the different themes and in the different regions. But they exerted influences each other, and achieved successful fruits in the Catholic churches of England and Swiss in 1960'. Fourth, 'Riturigical reformation' and 'Acceptance of modern art' had been officialized and generalized through the second Vatican Council(1962-1965).

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Lyapunov Based Stability Analysis and Design of A Robust High-Gain Observer (강인한 고이득 관측기 설계 및 안정성 해석)

  • Yu, Sung-Hoon;Hyun, Chang-Ho
    • Journal of the Institute of Electronics Engineers of Korea SC
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    • v.47 no.2
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    • pp.8-15
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    • 2010
  • This paper proposes a robust high-gain observer design scheme for nonlinear systems and its stability is analyzed based on Lyapunov theory. It is assumed that their states are unmeasurable. The proposed high-gain observer has the integrator of the estimation error in dynamics. It improves the performance of high-gain observers and makes the proposed observer robust to noisy measurements, uncertainties and peaking phenomenon as well. Its stability is analyzed by the Lyapunov approach. In order to verify the effectiveness of the proposed scheme, it is applied to output feedback controllers and some comparative simulation result with the existed observer based output feedback controllers and state feedback controllers is given.

A Study on the Psychological Response Scale of the Feature Characteristics of the Main Gates of Universities (대학교 정문의 형태적 특성에 대한 심리적 반응척도에 관한 연구)

  • Kwon, Bo-Min;Lee, Kang-Hee;Kim, Gon
    • Proceeding of Spring/Autumn Annual Conference of KHA
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    • 2003.11a
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    • pp.301-306
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    • 2003
  • The main gate of university is a symbolic role to grasp the its activities within a limited area. The form or shape is various at its circumstances such as activity type, region, etc. The study aimed at offering the information to grasp the fixed quantity to an university gate plan which analyzed a psychological judgment criteria according to form or shape characteristics of the university main gate. It selected ten universities through a classification of the types. The twenty adjective phrases were extracted by review of the further research. After then, it extracted to draw high adjective in observers visual image formation. This study analyzed the preference, symbolized representation of the university main gate. The results are summarized as follows : 1. The symbol and representation of form has a high correlation. In other words, the symbolic scale would be high positively when the representation scale be high. 2. Eight items among the twenty adjective items appeared to explain the university main gates. The twelve items of them wouldn't be related to grasp the main gate

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Emotion Expectations and Explanations of Participants During Rule Transgressions by Five- Year and Seven- Year-Old Children (5세아와 7세아의 도덕적, 사회인습적, 개인적 규칙위반에 대한 정서예측 및 정서설명)

  • Kim, Mi-Jeong;Yi, Soon-Hyung
    • The Korean Journal of Community Living Science
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    • v.20 no.2
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    • pp.169-180
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    • 2009
  • This study was performed to examine the emotion expectations and explanations of four participants(an actor, a recipient, a child observer, and an adult observer) in moral, social-conventional, and personal rule transgression situations. Six vignettes describing the rule transgressions were presented to 200 children who were either five or seven years old. The children were asked to predict and explain each participant's emotions. The children's emotion expectations were different depending on the domain of the rule transgressions and on the type of the participant. The actors were predicted to feel happy during all transgressions, while the recipients and two observers(a child and an adult) were predicted to feel unhappy. The seven-year-old children attributed more happiness to the actors, and more negative affect to the recipients compared to the five-year-olds. This result was inconsistent with the previous findings that older children attributed more happiness to actors. This finding was discussed in relation to the 'happy victimizer'. Some categories of emotion explanations were differentiated according to the domain of rule transgressions. The personal rule transgressions, newly defined and examined in this study, were judged to be less serious than the moral rule transgressions in terms of the intensity of the negative affect.

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Study about Real-time Total Monitoring Technique for Various Kinds of Multi Weather Radar Data (이기종-다중 기상레이더 자료의 실시간 통합 모니터링 기법 연구)

  • Jang, Bong-Joo;Lee, Keon-Haeng;Lim, Sanghun;Lee, Dong-Ryul;Kwon, Ki-Ryong
    • Journal of Korea Multimedia Society
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    • v.19 no.4
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    • pp.689-705
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    • 2016
  • This paper proposed an realtime total monitoring platform for various kind of multi weather radars to analyze and predict weather phenomenons and prevent meteorological disasters. Our platform is designed to process each weather radar data on each radar site to minimize overloads from conversion and transmission of large volumed radar data, and to set observers up the definitive radar data via public framework server separately. By proposed method, weather radar data having different spatial or temporal resolutions can be automatically synchronized with there own spatio-temporal domains on public GIS platform having only one spatio-temporal criterion. Simulation result shows that our method facilitates the realtime weather monitoring from weather radars having various spatio-temporal resolutions without other data synchronization or assimilation processes. Moreover, since this platform doesn't require some additional computer equipments or high-technical mechanisms it has economic efficiency for it's systemic constructions.

The Output Feedback Control of Inverted Pendulum Systems for The Verification of Practical Use of Linear State Observers (선형 상태 관측기의 실용화 검증을 위한 도립진자 시스템의 출력 피드백 제어 실험)

  • Lee, Jong-Yeon;Cho, Kyu-Jung;Hyun, Chang-Ho
    • Journal of the Korean Institute of Intelligent Systems
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    • v.21 no.2
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    • pp.192-197
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    • 2011
  • In this paper, the output feedback control of inverted pendulum systems is experimented for the practicality verification of the linear state observer. For the experiment, a pendulum system, CEM-IP-01 of Cemware Inc. is used and Lagrange equation and Jacobian linearization are adopted for the dynamic analysis of the pendulum system. In addition, the output responses of the state feedback control and the output feedback control of the pendulum system are compared before the experiment by Matlab. Finally, we directly verify the practical use of the linear state observer by recognizing and solving some real problem to control the inverted pendulum system in practice.

Analysis and Strategy of Economic Development Policy for SMEs in Indonesia

  • DAHLIAH, Dahliah;KURNIAWAN, Agus;PUTRA, Aditya Halim Perdana Kusuma
    • The Journal of Asian Finance, Economics and Business
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    • v.7 no.5
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    • pp.103-110
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    • 2020
  • This study analyzes the strategy of determining economic development planning on SME improvement in Indonesia. A qualitative approach was conducted through interview questionnaires with twenty respondents, including sixteen Regional Apparatus Work Unit, Fisheries and Marine Office lecturers, subdistrict heads, and development observers. The method used is Analytical Hierarchy Process (AHP). AHP prioritizes criteria and sub-criteria to increase economic growth, reduce poverty, and increase community participation, while indicating the sub-criteria to optimize resource potential, strengthen micro-economy, develop tourism potential, utilize fishery potential and cultivation, and improve institutional performance. The AHP weighting results based on competitiveness and regional development of Bantaeng Regency is the priority in policy-making for a solution. The research shows that the government strategy, based on the perception of the stakeholders, is: optimizing resources strategy with priority to maximize the resource-carrying capacity that includes agriculture and farm, tourism development potential strategy, self-reliance of community groups and coaching and management. Strategies to strengthen micro economy include: industrial control, SMEs, community cooperatives and infrastructure improvements, strategies to improve institutional performance work capacity and work ethic, and strategies to utilize fisheries and cultivation potential technological development, provision of processed industries of fishery products, and improvement of the quality of the environment.

An Analysis Technique of Ultrasonic Pulse Signal for Measuring Ship's Draught (선박의 홀수 측정을 위한 초음파 펄스 신호의 해석기법)

  • 이은방;이상집
    • Journal of the Korean Institute of Navigation
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    • v.19 no.4
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    • pp.1-8
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    • 1995
  • Although ship's draught information onboard is substantial for both the safety of navigation and the estimation of loaded cargoes, its accuracy depends, in conventional surveying method, on the skillfulness of observers and the condition of the sea surface round the vessel. To obtain more accurate information accessibly, measuring instruments with sophisticated sensors such as mechanical, electronic and ultrasonic transducers have been developed. However, they have still limitation in accuracy and in making up a system due to the complexity of processing signal. In this paper, we propose a new technique for analyzing ultrasonic pulse signal, in order to improve the measurement accuracy and simplify a remote sensing system of draught by ultrasonic waves. In this technique, pulse signal is translated into phase curve which is composed of the phase value defined in time domain. Then, the time interval between two signals different in waveform, is waveform, is analytically determined by calculating average time difference on phase curves. Also, analytical procedure can be carried out in real time with the successive five data sampled at T/4, for high speed digital processing with computer and A/D converter. This technique is useful for measuring draught under the influence of sea condition and for interfacing its data briefly to the integrated bridge system.

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Vehicle Orientation Estimation by Using Magnetometer and Inertial Sensors (3축 자기장 센서 및 관성센서를 이용한 차량 방위각 추정 방법)

  • Hwang, Yoonjin;Choi, Seibum
    • Transactions of the Korean Society of Automotive Engineers
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    • v.24 no.4
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    • pp.408-415
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    • 2016
  • The vehicle attitude and sideslip is critical information to control the vehicle to prevent from unintended motion. Many of estimation strategy use bicycle model or IMU integration, but both of them have limits on application. The main purpose of this paper is development of vehicle orientation estimator which is robust to various vehicle state and road shape. The suggested estimator use 3-axis magnetometer, yaw rate sensor and lateral acceleration sensor to estimate three Euler angles of vehicle. The estimator is composed of two individual observers: First, comparing the known magnetic field and gravity with measured value, the TRIAD algorithm calculates optimal rotational matrix when vehicle is in static or quasi-static condition. Next, merging 3-axis magnetometer with inertial sensors, the extended Kalman filter is used to estimate vehicle orientation under dynamic condition. A validation through simulation tools, Carsim and Simulink, is performed and the results show the feasibility of the suggested estimation method.

Reliability Study of Hip Range of Motion Measurement by Smartphone Inclinometer (스마트폰 경사계를 사용한 엉덩관절 가동범위의 측정 신뢰도 연구)

  • Yang, Hoesong;Jeong, Chanjoo;Yoo, Youngdae;Bae, Seahyun
    • Journal of The Korean Society of Integrative Medicine
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    • v.4 no.2
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    • pp.89-96
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    • 2016
  • Purpose : The purpose of this study was to evaluate inter-tester reliability and Intra-tester reliability about range of motion(ROM) measurement of hip joint with smartphone inclinometer. Method : Six observers performed goniometric and smartphone inclinometer measurements of various hip movements, including both active ROM for flexion, extension, external rotation, internal rotation. Measurements were performed in the right hip of fifty normal subjects. All measures were performed three times for evaluating reliability of observer. Inter- and intra-observer reliabilities were evaluated using the intraclass correlation coefficient(ICC). Result : The results were as follows, inter-observer reliability ICC value showed .948-.974 in smartphone inclinometer. And showed .781-.827 in goniometer. Intra-observer reliability ICC value showed .653-.992 in smartphone inclinometer. And showed .613-.854 in goniometer. Conclusion : Smartphone inclinometer are portable and widely available tools that are mostly reliable and valid for assessing active hip range of motion, with potential use when a goniometer is not available.