• Title/Summary/Keyword: essential tasks

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Current Status and Future Tasks of Clean Coal Technologies in the Asia Pacific Region

  • Son, Jae-Ek
    • Journal of Energy Engineering
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    • v.5 no.1
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    • pp.1-7
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    • 1996
  • Coal consumption in Asia is projected to increase by about 1.3 billion tons over the 1993-2010 period. The expansion in coal consumption for electricity generation is the dominant factor in the large increase in coal consumption. Without effective control measures, the projected increase in coal consumption will have a serious impact on environmental effects of increased coal use in Asia. Thus, the introduction of appropriate CCTs is considered essential to achieving the twin goals of expanded use of coal decreased environmental impacts.

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Detecting and Tracking Nonstationary Objects Through Motion-Hypotheses Generation and Verification (동작 가설 생성과 검증을 통한 이동 물체의 검출 및 추적)

  • 이진호;최형일
    • Journal of the Korean Institute of Telematics and Electronics B
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    • v.30B no.8
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    • pp.41-53
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    • 1993
  • The tasks which detect and track moving objects, by analyzing dynamic images taken at a constant time interval, are essential in various applications. This paper suggests how to utilize domain-specific knowledge and motional knowledge for detecting and tracking moving objects. That is, The trajectory information of a moving object is to be used for generating hypotheses on expected motion and expected position of moving objects, and the domain-specific knowledge is to be used for verifying the generated hypotheses.

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Evolving Cooperative Behavior of Autonomous Mobile Robots Using Genetic Programming (유전자 프로그래밍을 이용한 자율 이동 로봇군의 헙조행동 진화)

  • Cho, Dong-Yeon;Zhang, Byoung-Tak
    • Proceedings of the KIEE Conference
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    • 1998.07g
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    • pp.2197-2199
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    • 1998
  • Many multiagents cooperative problems, such as table transport problem, require several emergent behaviors and a proper coordination of these is essential for successful accompishment of the task. We study in this paper the genetic programming method, called fitness switching, to evolve cooperation strategies of robots in these kind of tasks and show simulation results to demonstrate its effectiveness.

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Evaluation of Korean Mail Carrier Uniforms for Improvement of Essential Aspects (한국 집배원 유니폼의 개선요소 분석)

  • Jeon, Kyung-Ae
    • Fashion & Textile Research Journal
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    • v.5 no.3
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    • pp.221-226
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    • 2003
  • This study evaluates the problems with various aspects of Korean mail carrier uniforms. It is sponsored by the as part of a 2002 research project. This research project is 'A study on mail collection and delivery environment based on ergonomics'. One of the most urgent tasks to create a better work environment is improvement of mail carrier uniforms. Improved uniforms will result in improved job performance and satisfaction.

Risk Factors and Safety Measures for Ginseng Cultivation Work - An Examination Study to Develop Contents of Safety Education for Ginseng Farmers (인삼 재배 작업의 재해 위험 요인과 안전 대책 - 인삼 재배 농업인 대상 안전교육 자료 개발을 위한 조사 연구)

  • Kong, Yong-Ku;Lee, Inseok;Lee, Kyung Suk;Choi, Kyeong-Hee;Kang, Da-Yeong;Lee, Juhee
    • Journal of the Ergonomics Society of Korea
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    • v.36 no.5
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    • pp.545-557
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    • 2017
  • Objective: The aim of this study was to find risk factors in cultivating ginseng based on risk assessments and suggest safety measures for main risks. Background: Safety education and training is one of the practical and effective methods to prevent occupational accidents and injuries. In agricultural sector, there are few contents of safety education as compared to other industries. Especially, farm work has different cultivation characteristics according to the crops, so it needs special education materials for each crop. Among the various types of crops, ginseng contains various risk factors due to its long cultivating period and unique environment. Therefore, safety education material specified for ginseng is necessary to improve ginseng farmers' safety. Method: Risk assessment for cultivating tasks of ginseng was carried out through data obtained from various methods (site survey, interview, literature survey). To improve objectivity, the risk assessment was applied with 3-criteria (researcher estimate, interview, previous research results). Finally, the three high-risk tasks were selected and safety measures for those tasks were provided. Results: Three tasks, such as 'Mounting, maintenance and removing supports', 'Pest control' and 'Harvest', were selected as risky tasks among total tasks. (1) In 'Mounting' and maintenance and removing supports', the farmers found to be exposed to the risks of musculoskeletal disorders and accidents related to operating the tablet machine. (2) In 'Pest control', agrichemical poisoning, musculoskeletal disorders and hyperthermia were main risks. Finally, (3) In 'Harvest', the farmers are mainly exposed to the possibility of accidents of agricultural machines and risks of musculoskeletal disorders. Thus, it needs to apply appropriate safety measures to those risky tasks, such as safety guidelines, convenience equipment, protective kit, and so on. Conclusion: This study can be used as basic data for agricultural safety and expected that it would be useful for further study. In addition, the results of the research will be produced in the form of animation, which will enhance the safety consciousness for aged farmers. Application: The result of this study can be used in developing safety education materials for ginseng farmers which is essential to prevent occupational accidents and injuries among ginseng farmers.

Physical therapy and Occupational therapy on the hand infections (수부 감염에 대한 물리치료와 작업치료)

  • Jung, Seok;Kim, Jeong-Ja
    • Journal of Korean Physical Therapy Science
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    • v.6 no.1
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    • pp.861-877
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    • 1999
  • The hand is a very specialized organ that functions to obtain information and to execute motor acts essential to human interaction with the environment. Loss of hand function through infections affects the mechanical tasks that the hand performs and psychological adjustments to their disability. Infection is a disastrous complication of hand injuries and adequacy of circulation is of greatest importance to prevention of infection. Careful debridement, incision, and adequate drainage and antibacterial treatment are of great importance. Optimal care of the infected hand demands that carefully surgical care, early postoperative exercises and other therapy. Hand rehabilitation has grown as a specialty area of both physical and occupational therapy. It is essential that the surgeon and therapist work together, and communicate freely-all of which generally require daily contact. Treating the psychological loss suffered by the patient with a hand infections is an integral part of the rehabilitation therapy as well. Treatment techniques, Whether thermal modalities or specifically designed exercises, are used as a bridge to reach a further goal of returning to functional performance.

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Healthcare System Needs to be Reinforced toward the Environmental Changes (변화에 부응하는 보건의료정책 전환이 필요하다)

  • Lee, Sun-Hee
    • Health Policy and Management
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    • v.32 no.4
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    • pp.345-346
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    • 2022
  • 2022 was a time when the global healthcare system was challenged and has grown in response to the coronavirus disease 2019 pandemic. In addition, various issues accumulated in the process of quantitative growth have emerged in the Korean healthcare system. For instance, problems of sustainability in health insurance finances and removing bubbles from excessive medical utilization should be urgently resolved as tasks that occurred in the process of expanding the coverage of the health insurance system. The deficit of applicants for the pediatrician residency program suggests that expanding health insurance coverage alone has limitations in providing essential medical services. There is a need to incentivize doctors who provide essential medical care services. In 2023, we hope that efforts to enhance and internally reinforce the healthcare system will be concentrated.

자원식물의 이용현황과 전망 - 기능성 정유성분을 중심으로 -

  • Jeong Hae Gon;Bang Jin Gi;Seong Nak Sul;Kim Seong Min;Ryu Su No
    • Proceedings of the Korean Society of Crop Science Conference
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    • 2003.05a
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    • pp.10-16
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    • 2003
  • Natural resource plants have been useful and helpful materials for human to against diseases and Prevention since ancient Egyptian and Roman times. However, according to recent survey, its habitat and indigenous are continuously decreased and almost extinct some valuable species, as Adonis vernalis, Digitalis lanata etc., especially in Eastern Europe and east Asian countries due to radical political and social reforms. ESCOP and FAO have already initiated to protect the endangered species for conservation, protection and propagation technology but it is not easy tasks without global concerning. Most natural resource plants have volatile components in essential oils and its consumption and demanding is increased every year, which contained certain compounds have no side effects and good properties for biological activities. Essential oils of natural resource plants are also well known for medical purposes, such as Central Nervous System (CNS, linalool), anticancer (d-limonene, perillyl alcohol, etc.), microbial and fungicidal activities (menthol, borneol, etc). Essential oil also used for natural therapy to prevent and increase immune systems instead of chemical synthesis drugs. With this, researchers of natural resource plants are ultimately faced to develop and optimal technology for increasing the Korean farmer's income by high added-value herbal products in present and future.

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Guidelines for big data projects in artificial intelligence mathematics education (인공지능 수학 교육을 위한 빅데이터 프로젝트 과제 가이드라인)

  • Lee, Junghwa;Han, Chaereen;Lim, Woong
    • The Mathematical Education
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    • v.62 no.2
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    • pp.289-302
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    • 2023
  • In today's digital information society, student knowledge and skills to analyze big data and make informed decisions have become an important goal of school mathematics. Integrating big data statistical projects with digital technologies in high school <Artificial Intelligence> mathematics courses has the potential to provide students with a learning experience of high impact that can develop these essential skills. This paper proposes a set of guidelines for designing effective big data statistical project-based tasks and evaluates the tasks in the artificial intelligence mathematics textbook against these criteria. The proposed guidelines recommend that projects should: (1) align knowledge and skills with the national school mathematics curriculum; (2) use preprocessed massive datasets; (3) employ data scientists' problem-solving methods; (4) encourage decision-making; (5) leverage technological tools; and (6) promote collaborative learning. The findings indicate that few textbooks fully align with these guidelines, with most failing to incorporate elements corresponding to Guideline 2 in their project tasks. In addition, most tasks in the textbooks overlook or omit data preprocessing, either by using smaller datasets or by using big data without any form of preprocessing. This can potentially result in misconceptions among students regarding the nature of big data. Furthermore, this paper discusses the relevant mathematical knowledge and skills necessary for artificial intelligence, as well as the potential benefits and pedagogical considerations associated with integrating technology into big data tasks. This research sheds light on teaching mathematical concepts with machine learning algorithms and the effective use of technology tools in big data education.

A Framework of Automating Inspection Task Generation for Construction Projects (건축 시공단계 검측 업무 자동 생성을 위한 프레임워크 개발)

  • Jo, Seuckyeon;Lee, Jin Gang;Choi, Jaehyun
    • Korean Journal of Construction Engineering and Management
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    • v.24 no.1
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    • pp.40-50
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    • 2023
  • Quality control (QC) is an essential work for the successful construction project execution. Recently, robust application of ICT to the QC tasks leads to utilizing innovative technologies and equipment. However, overall planing of QC works needs to take place before applying new technologies to each and individual QC task. The objectives of this research involve developing a database and an algorithm that identifies QC tasks and related information upfront. In addition, the researchers developed a methodology to generate inspection tasks in conjunction with construction work tasks. The Korean Ministry of Land and Transportation provides standard supervision checklists. They were classified based on criteria of inspection items, methods, period and the scope. Reinforced concrete work was selected as a case study for validation of the method. This framework can function when planing construction tasks with any type of planning tools and innovative technologies. The researchers expect this framework may contribute to various construction projects when developing QC plans and tasks with applicable technologies.