• Title/Summary/Keyword: Improvement of View Area

Search Result 166, Processing Time 0.023 seconds

A Basic Study on a Plan to Improve the Management of the Maritime or Coastal National Parks Based on the Change of the National Park Zoning and the Establishment of the Use-specific Districts (국립공원의 구역 변천 및 용도지구 설정을 기반으로 한 해상·해안형 국립공원 관리개선방안에 대한 기초 연구)

  • Lee, Hee-Won;Yeom, Sung-Jin
    • Journal of Environmental Science International
    • /
    • v.29 no.2
    • /
    • pp.133-144
    • /
    • 2020
  • The national parks of South Korea take up an area of 6,726 ㎢, which accounts for 6.7% of the national land. They are national conservation areas with their area made up of 59.1% of land (3,972.6 ㎢) and 40.9% of seawaters (2,753.7 ㎢). And in 2019, the national parks are classified by type into 17 mountainous, 4 maritime or coastal, and 1 historical site. Here, the maritime or coastal nation parks are lately spotlighted as landmarks in maritime tourism. However, the area of the maritime or coastal national parks is continuously dwindling due to conflicts between the residents in the parks and Korea national park service, the continued pressure with respect to the regional tourism development and private investments, and the abolition of parks in relation to allegedly breached private properties. This study identifies the issues with the operation and management of national parks as caused by the abolition of parks and the reduction of areas, and goes from there to do research with the aim of suggesting an institutionalized improvement plan with a view to more useful operation and management of the maritime or coastal national parks. As a result, the natural resources in the sea and on land should be surveyed again to establish the standard for use-specific zoning and reorganize the park areas in adjusting the national park areas. Second, the use-specific districts need to be reviewed for their reorganization that meets the designation requirements by focusing on the characteristics of the different national parks with a view to ensuring reasonable natural conservation in the maritime or coastal national parks. Third, various support facilities for residents such as public path, lodgings, and rentals need to be created to reduce the conflicts between Korea national park service and those who live in the parks.

An Analysis of AOI(Area of Interest) based on the Eye-Tracking Experiment according to Streetscape Elements (시선추적 실험에 따른 가로공간요소의 관심영역 분석)

  • Kim, Ju-Yeon;Park, Jun-Su
    • Korean Institute of Interior Design Journal
    • /
    • v.26 no.5
    • /
    • pp.65-74
    • /
    • 2017
  • The purpose of this research is to analyze characteristics of street elements when pedestrians have a view in the street. The research was utilized eye-tracking experiment and two times survey before and after experiment. The experiment is composed as follows. The data collection was conducted two days period from March 30 to 31, 2017. There were 43 participants who were all male and undergraduate students. In the data recording, the stimulus image was presented 65 seconds on a 23-inch monitor. Prior to analyzing data, the images were represented into five elements of AOI(area of interest). The fixation rate was divided by a period such as 'fixation time' and 'fixation count' parameters. The results were additionally obtained by linking analysis with the area ratio of AOI, time series analysis, and questionnaire. First of all, both building signs and advertisement standing boards draws attentions in participants. From a comparison between fixation rate and survey, the data have negative perspective view. Second, the advertisement standing boards are more eye-catching than other elements regardless of AOI size. It shows the priority of elements what should be developed in the environment. Third, the pavement is rarely seen in the fixation rate. Fourth, the trees are not a long frequency but viewed as a positive element. People want to keep the natural site in the street. In summative research, this method of extracting eye movement data would be provided a foundation data for developing streetscape plan based on scientific factors.

Design of Off-axis Wide Angle Lens for the Automobile Application

  • Kim, Tae Young;Shin, Min-Ho;Kim, Young-Joo
    • Journal of the Optical Society of Korea
    • /
    • v.17 no.4
    • /
    • pp.336-343
    • /
    • 2013
  • Recently various types of driver assistance systems have been used for automobiles. In 2008, the U.S Congress passed a law which required that most cars be equipped with devices to warn objects behind the vehicle. Because of that, market of rear view cameras is expected to rise dramatically. Therefore many suppliers try to provide a wide angle camera for car makers. But a high distortion is caused by the wide angle might result in lower image quality. In order to improve the image quality, normally we use an algorithm to correct a distortion. Though we can improve the distorted image by correction algorithm, we must pay more cost to use it. In this paper, we propose a new optical system reducing a distortion in contrast to a conventional lens without cost. In other words, we can see only an area of interest. That is similar to reducing a field of view. Using a new optical system, we can get a less distorted image. In order to view an area of interest, we introduce an off axis optical system having refractive surfaces and reflective surfaces. In this paper, we describe the results of design and, evaluation of an off axis wide angle compact imaging system. In comparison to conventional wide angle lens, we can get the improvement of MTF, distortion, and lateral color aberrations. And we also can reduce a total cost because we don't need the outer apparatus or bracket to mount on the car.

Educational Development Plan for the Future Popultion Growth (장기인구성장에 따른 교육개발)

  • 박덕규
    • Korea journal of population studies
    • /
    • v.8 no.1
    • /
    • pp.20-46
    • /
    • 1985
  • The increase of the population has an effect on the increase of students. The high birthrate, which means the extension of enrollments in the future, requires preparation of enough facilities and equipment for education. However, the educational conditions of Korea are not yet developed, and in such a situation the increase of enrollments makes the improvement of educational conditions difficult. Besides, the influx of students into the large cities has made complex educational problems such as a decrease of students in the rural area and a change for the worse of the educational conditions in the urban area. For the development of education in such a situation, an emphasis should be put not only on security of a stable educational finance but also on activation of family planning project and curb of population influx into large cities in the realm of population policy. In addition, population education for the youth should be strengthened in order that they can have sound view of family life, married life, children, and sex moral. For the way the young married live has relationship with the number and quality of children in the future of our nation.

  • PDF

A Study on Utilization Policy of Empty Classrooms in Elementary School (국민학교(國民學校) 여유교실(餘裕敎室) 활용(活用) 대책(對策)에 관한 연구(硏究))

  • Park, Young-Sook
    • Journal of the Korean Institute of Educational Facilities
    • /
    • v.2 no.3
    • /
    • pp.19-30
    • /
    • 1995
  • The primary purpose of this study is to suggest the policy for the effective utilization of empty classrooms in elementary school. The empty classroom in this study means the classroom that is not used now since the number of students decreases, but can be usable for other needs in future. The following results are obtained through this survey; 1) about forty percent of classrooms are empty classrooms, 2) the ratio of empty classrooms is higher in urban area than rural area, 3) the smaller the size of classroom is, the higher the ratio is, and 4) 56.5% of the schools have one to three empty classrooms and 30.0% have four to six empty classrooms. In conclusion it is suggested that 1) the reutilization plan of empty classrooms be established according to particular situation of each school, 2) the government develop the guidelines for reutilization and administrative procedures for renewal, 3) the reutilization plan be established from the view point of the quality improvement of schooling, and 4) the enlargement and rearranagemt of learning space be considerd when reutilization is planned.

  • PDF

Improvement of Telematics Technology Utilizing Logistics Information (물류정보를 활용한 텔레매틱스 기술 개선방안)

  • Byeon, Eui-Seok
    • Journal of Korean Society of Industrial and Systems Engineering
    • /
    • v.32 no.2
    • /
    • pp.38-44
    • /
    • 2009
  • Recently, automobile industry expands from mechatronics area through intelligent information area, and the telematics technology is one of the greatest developing points. The telematics is utilizing the on-board-unit of vehicle's communication system, and it provides necessary information and value-added service to vehicles as well as drivers. Most of the telematics offers the solution of searching a route or generates an optimal path. This paper investigates telematics with the logistics point of view, such as freight location tracking, vehicle emergency information, etc. The telematics is a core technology of automobile industry, and it becomes new business paradigm of IP(information provider). Especially, ETA(estimated arrival time) of freight and distribution tracing information are critical issues in the logistics industry. The successful integration with telematics is introduced in the paper.

A Study of Utilization of Semi-public Space of Street for the Betterment in Life Environment (도시생활환경 개선을 위한 도로변 공개공지의 활용실태에 관한 연구)

  • 김한수;정준현
    • Journal of the Korean housing association
    • /
    • v.11 no.2
    • /
    • pp.85-95
    • /
    • 2000
  • This study tries to promote an effective use of semi-public space of urban street in social point of view. The main results are follows. First, semi-public space is occupied by private users and it makes urban landscape unrecoverable. The real problem is that people do not know the space is for public use rather than pure private use. Second, the standard of semi-public space requirement should be changed from floor space to lot area. In addition, the standard should apply to buildings on an area less than a legal standard. Third, some ways of attaining the semi-public space in relation with adjacent lots should be introduced in the case of urban redevelopment nad living condition improvement projects.

  • PDF

Strategy Improvement of Construction Management in the Owner's View Point (발주처의 관점에서 바라본 토목사업 CM 제도 활성화 방안)

  • Lee, Sang-Ok;Park, Jin-Hong;Jang, Won-Suk
    • KSCE Journal of Civil and Environmental Engineering Research
    • /
    • v.32 no.5D
    • /
    • pp.463-472
    • /
    • 2012
  • Exemplary contracts of construction management (CM) including highway projects have been carried out in the civil engineering area over the past ten years. However, practical and administrative challenges as transitional circumstances have been revealed in the different participants of supervision, inspection and construction management. Thus, it is important to internally overcome problems and negative perception encountered in civil engineering, and to promote the efficiencies in construction cost and quality. In addition, external efforts should be put to market opening, globalization, and technology development for competitiveness and high value industry. While it is critical to establish the concrete CM system by collaborating with various participants, proven architecture and system have not been provided because of incorrect measurement of CM accomplishment, overlap of responsibility between CM and supervision, and slow deployment in construction field. This paper analyzed the current CM practices and business environments, and presented the possible solutions for strategy improvement of CM in the owner's view point.

Fast Hierarchical Search Method for Multi-view Video Coding (다시점 비디오 부호화를 위한 고속 계층적 탐색 기법)

  • Yoon, Hyo-Sun;Kim, Mi-Young
    • KIPS Transactions on Software and Data Engineering
    • /
    • v.2 no.7
    • /
    • pp.495-502
    • /
    • 2013
  • Motion estimation (ME) that limits the performance of image quality and encoding speed has been developed to reduce temporal redundancy in video sequences and plays an important role in digital video compression. But it is computational demanding part of the encoder. Multi-view video is obtained by capturing one three-dimensional scene with many cameras at different positions. ME for Multi-view video requires high computational complexity. To reduce computational complexity and maintain the image quality, a fast motion estimation method is proposed in this paper. The proposed method uses a hierarchical search strategy. This strategy method consists of modified diamond search patten, multi gird diamond search pattern, and raster search pattern. These search patterns place search points symmetrically and evenly that can cover the overall search area not to fall into the local minimum or exploits the characteristics of the distribution of motion vectors to place the search points. Experiment results show that the speedup improvement of the proposed method over TZ search method (JMVC) can be up to 1.2 ~3 times faster while maintaining similar video quality and bit rates.

Problems in Management of Rural Special Production Area and Improvement of Political Countermeasures (In the Case of Chungnam Province) (농어촌(農漁村) 특산단지운영상(特産團地運營上)의 문제점(問題點) 및 정책적(政策的) 개선방향(改善方向)(충청남도(忠淸南道)를 중심(中心)으로))

  • Lim, Jae Hwan
    • Korean Journal of Agricultural Science
    • /
    • v.20 no.1
    • /
    • pp.88-101
    • /
    • 1993
  • This study is aimed at evaluating the present management status of the rural special production area development projects and identifying managerial problems to propose new direction of the political countermeasures for the projects. In the con text of implementing the five year's economic developent plans for the past three decades, agricultural production and farm-household income have also been grown rapidly. However the income gap between rural and urbarn laborer, as an internal problem, has widened during the decades and the UR problems concerning free trade of agricultural products, as an external problems, are now agonizing the small-holder farm economy in Korea. The internal and external farm problems could be solved through improvement of agricultural structure and provision of off-farm jobs for farm household income increase. As a part of the off-farm income sources, the rural special production area development projects have propelled by the government throughout the country. The main problems to be solved for the successful implementation of the projects are as follows : 1. Present loan amount by the financial fund was estimated at 6-7% of the total installation costs required. To expand and implement the project successfully, enough financial credit support with favorable terms and conditions have to be considered by the government. 2. The operation patterns of the special production area development project should be recommended from the view point of cooperative and private operation to maximize farm household incomes including profits, marketing charges and dividens. 3. Improvement of the marketing channel of the products and marketing information through TV program and other mass communication should be implemented strongly to promote marketsales by the financial supports of the government. 4. In connection with the off-farm income increase, the population migrating to urban area in outside Chungnam province equivalent to 10-12 thousand persons with age of 20-49 years should be taken into account politically to be employed in the projects in the province. 5. Surplus farm labors should be created by means of improvement of agricultural structure including large farm management with farm mechanization and job opportunities have also to be provided in connection with the rural special production area development projects. The two imminent subjects are the prerequisites to increase off-farm incomes for the farmers living in Chungnam province. 6. Required credit supports for investment and operation costs of the projects should be taken actions by the government.

  • PDF