• 제목/요약/키워드: Road Organization

검색결과 137건 처리시간 0.025초

수면방해에 대한 복합소음의 종류와 S/N비의 영향 (Effect of Type and S/N Ratio of Combined Noise Sources on Sleep Disturbance)

  • 이평직;심명희;전진용
    • 한국소음진동공학회논문집
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    • 제19권9호
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    • pp.960-966
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    • 2009
  • The World Health Organization(WHO) has reported the sleep disturbance as one of the adverse effects of noise. And the effect of combined noise sources on human have been investigated because community noises are seldom heard and are concurrent. Therefore, the effects of combined noise source and its S/N ratio on sleep disturbance were investigated; as a single noise source, road traffic noise was selected, and construction and movie noise were combined with road traffic noise. Tests for sleep disturbance were conducted in bedrooms and the effect on each subjects' sleep was evaluated by questionnaire. The results showed that the rate of awakening increased slightly only when the SPL of construction noise was 10 dB higher than that of road traffic noise. It was also found that the sleep disturbance was affected by the type of combined noise sources and its S/N ratio.

표준화 로드맵 추진전략 - 건설분야 중심으로 - (Driving Strategy of Standardization Road-Map in Construction)

  • 김종걸;박용수
    • 한국품질경영학회:학술대회논문집
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    • 한국품질경영학회 2004년도 품질경영모델을 통한 가치 창출
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    • pp.284-288
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    • 2004
  • Standardization strategy is considered as an important approach for the organization growth and competitiveness. Major contents of standardization are the selection of standardization area and management of standardization timing under limited resources. The developments of standardization road map and its driving strategy in construction area are important policy subjects in view of investment scale and national economy. In this paper, we aim to survey on the standardization theory and its application in construction field and suggest research direction for driving strategy of standardization road map development.

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Multi Agent Flow Control in Roundabout Using Self-Organization Technique

  • Kim, Gyu-Sung;Kim, Dong-Won;Park, Gwi-Tae
    • 제어로봇시스템학회:학술대회논문집
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    • 제어로봇시스템학회 2005년도 ICCAS
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    • pp.1735-1740
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    • 2005
  • In this paper, ways of improving the performances of roundabouts under the assumption that the Advanced Vehicle System is proposed. The situation on a road contains uncertainty and complexity caused by different vehicles having different directions and time-varying traffic flow. This sort of system with high uncertainty is called Multi Agent System (MAS). The MAS is a collective system, including numbers of agents and performs high diversity of the configuration as well as it has nonlinear property and complexity. Hence it is difficult to analyze and control the multi-agent system. A roundabout can be considered as an MAS with numbers of moving vehicles. So it must be difficult to use a centralized control technique to all vehicles in an intersection. Therefore, to improve the performances of roundabouts, multi-agents flow control algorithm for vehicles in Roundabouts using 'self-organization' technique is proposed.

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낙안읍성의 공간구성 변화에 관한 조사연구 (A Study on the Change of Space Organization of Nagan Eupsung)

  • 길종원;신웅주
    • 한국농촌건축학회논문집
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    • 제12권2호
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    • pp.1-12
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    • 2010
  • The results of Change of Space Organization of Nagan Eupsung are as follows. There was no castle when Nagan folk village was built and it was merely small village arranged centering around road, but as it was emphasized as a point of strategic importance, castle wall was built and the government office and military facilities were established. In the late period of the Joseon Dynasty, as central power was weakened and its importance as a strategic point was declined, private houses outside the folk village were extended to the inside of castle. The whole structure of the village was not greatly changed through the modern society, but disappearance of village components and change of its basic structure like destruction of the castle were continued not to be restored to the former condition spontaneously. It was considered that it was caused by social demographic characteristics of the folk village which was deteriorated and environmental factors that it was changed into sightseeing place.

임자도 전장포마을의 공간구조와 주거형태에 관한 연구 (Residential Quarter Organization and Housing Spatial Form of Fishing Village in Jeonjang-po, Imja-do Island)

  • 박중신
    • 한국농촌건축학회논문집
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    • 제15권3호
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    • pp.9-16
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    • 2013
  • This paper aims to clarify the residential quarter organization and housing spatial form of fishing village in Jeonjang-po, Imja-do Island. The results are as follows. First, the place of residence in Jeonjang-po was located in the place having the south and the north seaside, and the road system was presented by form to connect the north and south. Second, the alley of these north and south direction has a dynamic scenery, but the alley of east-west courses has a horizontal scenery. Third, it is a characteristic that there is very more plottage than the building area of the residential quarters. The reason that plottage has a big is because inner court in the residential quarters are used as places such as the fishery works and the vegetable gardens. Finally, the fishing village house in Jeonjang-po is 4-bay type building is typical type when seeing from the front, and is to have entrance hall at the front of building.

Nostalgia in the Context of "the Belt and Road Initiative": An Analysis of a Chinese Documentary: Maritime Silk Road

  • Gu, Zhun
    • Journal of Contemporary Eastern Asia
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    • 제17권1호
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    • pp.112-129
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    • 2018
  • Produced by Chinese local television stations, Maritime Silk Road is a documentary which adopts ancient Maritime Silk Road as a historical nostalgia to interpret "the Belt and Road Initiative", a contemporary Chinese economic, political, and cultural strategy put forward by Chinese government mainly aiming at the countries of Southeast Asia. The main body of this article has three parts and the first part analyses how the documentary adopts computer-generated imagery (CGI) to create a historical nostalgia about ancient Maritime Silk Road in the period of Imperial China. At the same time, this part also presents a sense of diasporic nostalgia of the overseas Chinese. This historical and diasporic nostalgia is related to Chinese President Xi Jinping's political discourse: "Chinese dream" that propagandises to build a strong China put forward by Xi in 2013. The second part analyses how this historical and diasporic nostalgia legitimates Xi's "Chinese dream" and how it responds to recent territorial dispute when China continuously claims its territorial sovereignty in the South China Sea. In this light, the documentary repeatedly mentions two political rhetoric: "coexistence" (gongcun) and "mutual benefit"(huli gongying) as a practical strategy to deal with the dispute between China and some countries of Association of Southeast Asian Nations (ASEAN). In the third section, the concept of "community of common destiny" (mingyun gongtongti) is adopted by the documentary to depict a convenient and effective organization of China and ASEAN, which is framed as an ultimate goal that Chinese government is depicted as the potential leader of this nostalgic community. At the same time, by providing different and even opposite viewpoints, this article discusses three controversial political rhetoric to present how historical and diasporic nostalgia is politicalized and served for Chinese diplomacy and national interest. Overall, this article argues that the documentary creates a glorious ancient Maritime Silk Road, as a sense of nostalgia, to expand China's economic and political influence, to respond to the controversial issues, and to reassert China's leadership as the centre of Asia.

서비스품질을 고려한 경영혁신 지원 솔루션의 개발 (Developing a Management Improvement Supporting Solution in Consideration of Service Quality)

  • 박창순;안선응;신완선;유진성;박재우;우문규
    • 산업경영시스템학회지
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    • 제31권2호
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    • pp.28-35
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    • 2008
  • Most organizations have recently put more emphasis on the improvement in service quality. This phenomenon could come from the recognition that service quality plays an essential role in enhancing organization's business performance. Hence this paper presents a framework for improving such service quality. The presented framework involves the methodology for (i) developing service quality indices, (ii) measuring and evaluating service quality, (iii) analyzing the level of service quality, (iv) constructing the quality improvement road map, (v) determining the quality improvement action plan. This methodology is intended to create self-sustaining improvement in service quality from the entire organization's perspective. An illustration is also given.

Data Mining for High Dimensional Data in Drug Discovery and Development

  • Lee, Kwan R.;Park, Daniel C.;Lin, Xiwu;Eslava, Sergio
    • Genomics & Informatics
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    • 제1권2호
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    • pp.65-74
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    • 2003
  • Data mining differs primarily from traditional data analysis on an important dimension, namely the scale of the data. That is the reason why not only statistical but also computer science principles are needed to extract information from large data sets. In this paper we briefly review data mining, its characteristics, typical data mining algorithms, and potential and ongoing applications of data mining at biopharmaceutical industries. The distinguishing characteristics of data mining lie in its understandability, scalability, its problem driven nature, and its analysis of retrospective or observational data in contrast to experimentally designed data. At a high level one can identify three types of problems for which data mining is useful: description, prediction and search. Brief review of data mining algorithms include decision trees and rules, nonlinear classification methods, memory-based methods, model-based clustering, and graphical dependency models. Application areas covered are discovery compound libraries, clinical trial and disease management data, genomics and proteomics, structural databases for candidate drug compounds, and other applications of pharmaceutical relevance.

보행 지면 상태에 따른 노인의 운동학적 보행 메카니즘 (Kinematic Mechanism of Gait on Different Road Conditions in Older Women)

  • 하종규;기재석;장영관;이은영
    • 대한안전경영과학회지
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    • 제17권3호
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    • pp.163-171
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    • 2015
  • The aim of this study was to investigate kinematic mechanism of gait different road conditions(dry vs. oil) in order women. For this study, twenty older women and ten young women participated in this research. twelve infrared cameras were used to collect data. It appeared that the gait strategies of older women were slower velocity and higher CoM than young women. Depending on road conditions, gait velocities of dominant muscle older women on dry surface were faster than dominant sense older women, but those of them were inverse on oil surface. The slip displacement of dominant muscle older women was less than young women, but the slip displacement of dominant sense older women was greater than young women. In case of blind during stance phase on oil surface, the rotational motion of the ankle and knee joints were increased. In conclusion, older women were subjected to self-organization theory and phase shift in dynamic theory.

고령운전자를 고려한 도시부 교차로 기하구조 개선방안에 관한 연구 (Higher Accident Rates for Older Drivers at Specific Urban Intersections Study on the Improvement of the Road Geometry)

  • 정상민;최재성;이종학;이현구
    • 한국도로학회논문집
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    • 제19권2호
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    • pp.153-165
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    • 2017
  • PURPOSES : With the increasing number of older drivers in an aging society, there is a growing need for research and planning on traffic safety for the older drivers using an improved road geometry design. This study also proposed a modified urban road interchange design, which aims to keep the older drivers away from accident-prone and high-traffic areas of the city. METHODS : In this study, we examined accident data records of older drivers to identify accident-prone zones and intersections; we studied the road geometry at these zones and analyzed if it was an underlying cause for higher number of accidents. Based on the research and subsequent analysis, we suggested plans for improvement of road geometry design at these intersections. RESULTS :By studying historic data and analyzing factors that affect the likelihood of accidents of vehicles driven by older drivers and after studying suitable traffic accident prediction models, we identified the major variables that need to be modified at accident-prone intersections, such as the width of a left turn lane at an intersection and the radius of the right turn lane at a street corner. The results have a significance probability of less than 0.001 and a 95% confidence level. To improve safety at the identified intersection, this study suggests the installation of a left-turn-lane-shaped Positive Offset and a right-turn-lane-shaped Slip Lane concept and an adjustment of intervals between intersections.