• Title/Summary/Keyword: LEADER

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A Modified Nonlinear Guidance Logic for a Leader-Follower Formation Flight of Two UAVs (무인항공기의 Leader-Follower 편대비행을 위한 수정된 비선형 유도법칙)

  • Kim, Do-Myung;Park, Sang-Hyuk;Nam, Su-Hyun;Suk, Jin-Young
    • Journal of Institute of Control, Robotics and Systems
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    • v.15 no.1
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    • pp.8-14
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    • 2009
  • A formation flight guidance logic that enables the leader-follower station keeping between two UAVs is presented in this paper. The logic is motivated by the investigation of the relation between the proportional navigation and the nonlinear trajectory tracking guidance law, The simplicity of the presented method provides computational efficiency and allows easy implementation. An excellent performance of the proposed logic is demonstrated via various numerical simulations for multiple UAVs environment.

Relationships among Leadership, Communication and Outcomes in Research Teams

  • Oh, Kyoungjo;Kim, Youngbae;Lee, Jinoo
    • Journal of the Korean Operations Research and Management Science Society
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    • v.17 no.1
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    • pp.135-145
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    • 1992
  • The relationships among leadershipm leader-subordinate interpersonal communication and outcomes in research teams were investigated for six research institutes sponsored by the Korean Government, Consideration and initiating structure of leader behavior were used as leadership dimensions. Subordinate satisfaction with supervision and with work, and project success were considered as outcomes in research team. Leader-subordinate interpersonal communication was positively related to both of consideration and initiating structure of leader behavior. Outcomes in a research team were differently related to the communication according to leadership types. Finally, several theoretical and managerial implications are discussed.

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The Relation of Fashion Image and Followership (패션이미지와 팔로워십과의 관계연구)

  • Kim, Mi-Kyung
    • Journal of Fashion Business
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    • v.16 no.4
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    • pp.64-74
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    • 2012
  • The purpose of this study would be to find out the relationship of social as a sign of fashion image and the followership. This study is classified into theoretical and experimental research. Following are the summary of the results revealed through the experimental study. First, The relationship of oneself pursuit of fashion image types and leader's favourite fashion image types for regression analysis result indicated significant difference. Second, The factor analysis of followership are used, developed by Colangeol is asking. The results of factor analysis are four types classification as to Active Participation, Convergence objective, Team Spirit, Critical Thinking. Third, The relationship of types of fashion images and factor variance of followership indicated a difference in Active Participation factors. But The relationship of types of leader's fashion images and factor variance of followership indicated a difference in Convergence objective factors. Analysis of the fashion image based on the conceptual properties of followership is to understand the characteristics of followers, and the leader's image based on research for building materials will be provided.

The Effects Manufacturing Company's Leader-Member Exchange on Employee's Job Commitment and Safety Behavior (제조업체에서 상사-구성원 교환관계가 부하직원의 직무몰입과 안전행동에 미치는 영향)

  • Choi, Hyung-Jin
    • Journal of the Korea Safety Management & Science
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    • v.18 no.2
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    • pp.73-81
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    • 2016
  • In manufacturing company, safety is a important issue because it can cause many cost and problems of company. So reduce safety accident can increase manufacturing company's productivity. Safety accident has close relationship with employee's behavior, which is 'safety behavior'. In this study, researcher try to find out role of leader-member exchange and employee's job commitment effect on safety behavior in manufacturing company. A total of 279 responses were collected from manufacturing company's employees. The result of this empirical study show us that leader-member exchange has positive effect on employee's job commitment and safety behaviot. And job commitment has positive effect on safety behavior. Base on this empirical result, researcher provide critics and manageric implication for manufacturing companies.

UAV Formation Wight Control Law Utilizing Energy Maneuverability

  • Choi, Jong-Ug;Kim, You-Dan;Moon, Gwan-Young
    • International Journal of Aeronautical and Space Sciences
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    • v.9 no.1
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    • pp.31-41
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    • 2008
  • This paper deals with the energy saving problem of the follower aircraft in the loose leader-follower formation geometry in which the lateral separation between formation members is more than a wingspan of the leader aircraft. This formation geometry offers no drag benefit, but has a strategic advantage. In the case of loose formation flight, the follower aircraft usually consumes more energy than the leader aircraft because the follower aircraft should use more thrust to maintain given formation geometry, especially during the turning phase from the outside of the leader"s flight path or join-up phase. A formation control scheme based on the energy maneuverability is proposed in this paper. To design the proposed control law, the velocity command is designed using feedback linearization for the horizontal formation geometry and then coverts it to the altitude command using the energy equation. Numerical simulation is performed to verify the effectiveness of the proposed controller.

Formation Control Algorithm for Swarm Robots Using Virtual Force (가상의 힘을 이용한 군집 로봇의 대형 제어 알고리즘)

  • Tak, Myung Hwan;Joo, Young Hoon
    • The Transactions of The Korean Institute of Electrical Engineers
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    • v.63 no.10
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    • pp.1428-1433
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    • 2014
  • In this paper, we propose the formation control algorithm using the leader-following robots in given space. The proposed method is as follows: First, we plan a path of the leader robot for the obstacle avoidance. After that, we propose the formation control algorithm of the following robots using the position and the orientation angle of the leader robot. Also, we propose method for adjusting the formation of the swarm robots when the following robots detect an obstacles. Finally, we show the effectiveness and feasibility of the proposed method though some simulations.

A study on the determinants of organizational form sport organization's (스포츠조직의 조직 형태 결정요인에 관한 연구)

  • Kwon, Yun-Ha;Kim, Jung-Hee
    • Journal of Industrial Convergence
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    • v.13 no.4
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    • pp.29-37
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    • 2015
  • The main purpose of this study was to examine the determinants of organizational form in the sport organization. This study found that the leader's quality had positive influences on the personality, knowledge ability, and change management. Based on the analysis of three hundred fifty cases, the following results were found. First, the leader's quality and personality had the significant effects on knowledge-Based management in the sports organizations. Second, the leader's knowledge competence and the transformative leadership had the significant effects on knowledge-Based management in the sports organizations. Third, the leader's knowledge :management had the significant effects on organiztional behavior in the sports organizations.

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The ermKleader peptide alterations leading to differential efficiency of induction by erythromycin

  • Kim, Jeong-A;Min, Yu-Hong;Yun, Hee-Jeong;Lim, Jung-A;Lee, Sang-Won;Kim, ung-Hoon;Park, Eung-Chil
    • Proceedings of the PSK Conference
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    • 2002.10a
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    • pp.335.1-335.1
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    • 2002
  • The ermK gene from Bacillus lichenformis encodes an inducible rANA methylase that confers resistance to the macrolide-lincosamide-streptograminB antibiotics. The ermKmANA leader sequence has a total length of 357 nucleotides and encodes a 14-amino acid leader peptide together with its ribosome binding site. The secondary structure of erm leader RNA and a leader peptide have been reported as the elements that control expression. (omitted)

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The Antecedents and Consequences of Ethical Leadership in the Restaurant Industry -Focused on Ethical Context, Personality, and Job Satisfaction- (레스토랑에서의 윤리적 리더십에 관한 연구)

  • Ha, Dong-Hyun;Lim, Jung-Woo
    • Journal of the Korean Society of Food Culture
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    • v.23 no.5
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    • pp.563-571
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    • 2008
  • The purpose of this study was to investigate how organization's ethical context, leader's agreeableness, conscientiousness and neuroticism affected his (or her) ethical leadership, and how leader's ethical leadership influenced subordinates' job satisfaction in the restaurant industry. The model was tested in hotel restaurants and family restaurants using a sample of employees in Pusan, Daegu and Gyeongsangbukdo. Empirical results confirmed that organization's ethical context, leader's agreeableness, conscientiousness and neuroticism influenced his (or her) ethical leadership, and leader's ethical leadership affected subordinates' job satisfaction. This research findings implied managerially that firstly, top management should establish employees' ethical regulations and motivate them to work ethically through training, incentives and punishment and secondly, should employee agreeable, conscientious and anti-neurotic person through aptitude test, if possible. In the future, restaurant's successful operations and management depends on partly its ethical status.