• Title/Summary/Keyword: Regional circle

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Efficient Processing using Static Validity Circle for Continuous Skyline Queries (연속적인 스카이라인 질의의 정적 유효 영역을 이용한 효율적인 처리)

  • Li, Zhong-He;Park, Young-Bae
    • Journal of KIISE:Databases
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    • v.33 no.6
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    • pp.631-643
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    • 2006
  • Moving objects in a mobile environment to change their position based on the change of time require a query with their position as a basis. Efficient Regional Decision for Continuous Skyline Queries requires objectively pre-calculating the OSR(Optimal Skyline Region) regardless of the speed and direction of the moving objects. It proposes techniques to reduce the frequency of continuous queries by choosing a VCircle(Validity Circle) as safe location which has radius of the distance to the closest region with position on the moving object at center. But, a VCircle's area varies based on the Moving object's position from first marked time of continuous query. Therefore, the frequency of its continuous query is variable and also when the object moves inside of OSR, query can re-occur frequently In this paper, we suggest a technique of selecting an IVCircle(Interior Validity Circle) in a Skyline Region as the static Safe Region using the characteristics of the OSR. An Interior IVCircle can be calculated in advance when the OSR is decided. Our experiment shows that the frequency of using IVcircle as safe region reduced than that of using VCircle as safe region by 52.55%.

Exploring the Applicability of the Appropriate Technology as a Means Endogenous Development of Rural Areas - Focused on Yeonggwang-gun in Jeollanam-do - (내생적 농촌지역발전 수단으로서의 적정기술 적용 가능성 탐색 - 전남 영광군을 사례로 -)

  • Ko, Kyungho;Ann, Byeong-il
    • Journal of Korean Society of Rural Planning
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    • v.25 no.3
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    • pp.45-57
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    • 2019
  • This study aims to explore the policy directions to apply and activate the appropriate technology in rural areas from the perspective of the endogenous and sustainable regional development theories. To this end, according to the analysis framework based on ideas, values, and strategies that are common to both endogenous regional development strategic theories and sustainable regional development theories, in this paper, various surveys and reviews were conducted on the study areas to explore the possibility of localization of the appropriate technology. The policy implications derived from research results are as follows; first, rural areas have high potential and scalability to apply and activate the appropriate technology, particularly in the field of renewable energy, due to their nature based on local resources. Second, for the practical application of the appropriate technology, first of all, together with the establishment of the role of public sector, it is necessary to plan the projects based on the cooperation network of the relevant innovation entities within and outside the regions and to build the implementation systems. Third, the training system for high skilled manpower and indigenous entrepreneurs should be stably built in order to create independent conditions, which are key elements for growth of the appropriate technology. Fourth, there is a need to find the market and establish policies that can solve the typical economic problems of rural areas such as aging population, depopulation and decline in youth, economic unrest. Fifth, in order for the appropriate technology to contribute to socio-economic innovations and the revitalization of the virtuous circle economy in the region, technical items and various business items suitable for the industrial infrastructures and autonomous conditions of rural areas are essential.

Creative Place-making for Regional Development in the Era of Glocalization (글로컬라이제이션과 지역발전을 위한 창조적 장소만들기)

  • Lee, Byung Min;Nahm, Kee Bom
    • Journal of the Korean Geographical Society
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    • v.51 no.3
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    • pp.421-439
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    • 2016
  • Global society is shifting and now evolving towards glocalization, meaning the increasing role of region and multi scalar interactions between region and global social world. In this glocalization era, there has been mushrooming literature and much discussions on the impacts of place-branding and place-marketing on regional development both in academia and practical researches. The inclusive and participatory creative place-making process, however, is more quintessential than the resultant place marketing strategy. This paper tries to reassess the creative place-making based on culture-led regional development perspectives. Specifically it compares Korea and Japan's strategies and suggests a hybrid model of place-making-branding-marketing, utilizing cultural content industries. It then stresses the importance of building a virtuous circle of sustainable regional cultural industrial ecosystem including culture-based interpretation of places and improvement of community quality of life.

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A Study on the Regional Learning Program in the lifelong Learning City - Based on an Empirical Case Study of the Geography Exploration Group in Guri, Gyeonggi Province - (평생학습도시의 지역학습 프로그램에 관한 연구 - 경기도 구리시의 지리 탐방대 활동을 중심으로 -)

  • Seo, Jeong-Hoon;Joo, Kyung-Sik
    • Journal of the Korean association of regional geographers
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    • v.16 no.5
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    • pp.572-589
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    • 2010
  • With the advent of lifelong learning society, most of the cities in Korea have been promoting the construction of lifelong learning city. At this point, the purpose of this study is to configure regional learning programs and apply them to the actual world. Important results of this study can be outlined as follows; First, the regional learning programs in the lifelong learning society are desirable to be configurated with the situated learning method focused on the characteristics of learners, instructors and the local contexts. In addition, the active training of regional human resources such as organizing learning circles and SERVICE-LEARNING through the participation of them is effective as a teaching method. Secondly, the consequence through the field excursion calling itself 'the geography exploration group', organized by the researcher and involved with participants together provoked the paradigm shift on their region and the regional identity. Thirdly, the active participation of local experts including geography teachers should be needed for the popularization of geography education. Hence, if we continue to develop the local learning programs tailored to regional traits and apply them to the actual world, geography education will play an important role to build the stable foundation in the lifelong learning society.

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A Study of The ROK's Defense Exporting Strategies (한국의 방산수출 전략 연구)

  • Lee, Pil-Jung
    • Journal of National Security and Military Science
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    • s.9
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    • pp.141-190
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    • 2011
  • Defense industry as 'a new dynamics of economic growth' policy implies driving policy of defense products' export. The purpose of this study is to suggest suitable strategies to meet with such policy in terms of region and individual nation. The strategies towards advanced region are joint sale strategy for the third countries, extension strategy of trade-off and development strategy of products to exploit niche markets. The strategies towards non-advanced regions are package strategy including exchange of economic development know-how, strengthening strategy of relationships to leading groups in national decision-making processes, exploit strategy of sales market through transfer discard and surplus equipments to other nations, government to government sale strategy towards countries holding low leveled equipment maintaining and management abilities. Finally, successive strategies require leaders' will, active sales diplomacy and active international cooperations of defense industry.

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A Study on the Spatial Features of Traditional Farm Houses in Yongdong Area - Focused on the Plan of 田-Shaped Houses - (영동지역(嶺東地域) 전통농가(傳統農家)의 공간특성(空間特性)에 관한 연구(硏究) - 전자(田字)집의 평면(平面)을 중심으로 -)

  • Choi, Jangsoon;Lee, Sangbeom;Choi, Chanhwan
    • Journal of the Korean Institute of Rural Architecture
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    • v.2 no.2
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    • pp.1-10
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    • 2000
  • The traditional farm houses in Yongdong area of Kangwon province have a different spatial structure from those of the other areas because of the characteristics of the climatic, geographic and sociocultural circumstances between the Taebaek mountains and the East Sea. So the purpose of this study is aimed at grasping how the spatial features of traditional farm houses in Yongdong area have been different in each regional circle. The plans of traditional farm houses of this region which are four types - ㅡ typed house without floor, ㅡ typed house with floor, ㄱ typed house without floor, ㄱ typed house with floor - show very similar but different space arrangements.

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International community's efforts to mitigate sea turtle bycatch and status of implementing relevant measures by Korean tuna longline fishery

  • Mi Kyung Lee;Youjung Kwon;Jung-hyun Lim;Youngsin Ha;Doo Nam Kim
    • Fisheries and Aquatic Sciences
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    • v.25 no.12
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    • pp.589-600
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    • 2022
  • Longline fishery targeting tunas and tuna-like species is known to produce a significant amount of catch not only for the target species, but also for ecologically related species like sharks, marine turtles, sea birds and marine mammals. Recognizing this seriousness, tuna related regional fisheries management organizations (t-RFMOs) have established conservation and management measures (CMMs) to reduce bycatch and/or interaction with ecosystem vulnerable species including sea turtles and are obliged to implement bycatch mitigation measures and guidelines on safe release to their member countries. Along with development and strengthening of those measures, various case studies have been conducting to verify the effectiveness of bycatch mitigation for ecologically related species. This study examines the background and progress on developing CMMs of t-RFMOs and regulation programs of the United States related to sea turtles, which have recently become one of the main issues, and reviews case studies on sea turtle bycatch mitigation measures to find out the effectiveness of reducing bycatch rate and impacts to the fisheries. In order to respond the consultation process on certification determination with the United States, it was confirmed the current status of implementation on related measures conducted by Korean tuna longline fishery based on scientific observer data and survey for captains. Even though all Korean tuna longline fleets belong to the deep-set longline fishery (100-300m), which is not subject to the obligation of those mitigation measures, they are voluntarily implementing both measures, use of circle hook and whole finfish bait, regardless of which RFMO's Convention area they operate. And the national regulatory and management programs for sea turtle bycatch prevention adopted by Republic of Korea seems to be comparable in effectiveness to that of the United Stated. However, Korea needs to take preemptive measures in establishing sustainable fisheries, including the protection of the marine ecosystem and environment, as stronger requests are anticipated to be made by the international community on this matter.

Promoting Policy for Creative Economy and Regional Development in Korea (창조경제정책논의와 지역발전)

  • Nahm, Kee-Bom;Song, Jung Eun
    • Journal of the Economic Geographical Society of Korea
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    • v.17 no.4
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    • pp.632-645
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    • 2014
  • This paper criticized the recent Korean 'creative economy policies' focused on regional developmental implications. Even though the policies targeted to promote ICT new startups and build virtuous circle of ICT industrial ecosystem in Korea as a whole, the outside regions of the Seoul-Busan industrial axis where the bases of ICT industries are very weak would suffer from systematic exclusion in ICT investments and deepening regional disparities. Second, ICT-centered policies would selectively affect or operate commensurate with the size of regions in this low-growth, after-financial crisis age. Third, the possibilities of regional insularity and lock-in in these low levels of 'related variety' regions would worsen the industrial competitiveness. Lastly, the policies should be reoriented to fortify region-based creative economic ecosystem based upon triple helix learning region.

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Methodology of the Spatial Boundary Determination for Trade Area of Large-scale Discount Stores Using GIS and Road Connectivity (GIS와 도로연결성을 이용한 대형할인점 상권의 공간적 범위 설정 방법)

  • Lee, Yong-Ik;Hong, Sung-Eon;Park, Soo-Hong
    • Spatial Information Research
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    • v.18 no.1
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    • pp.11-17
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    • 2010
  • The present study attempts to provide the practical methodology to determine the spatial boundary of trade area, not depending on conventional circle-based regional analysis, but adopting dimension-diverging conception based on GIS and road connectivity by exemplifying a large-scale discount store with an outlook to enhance accuracy and reliability in trade area analyzing. Unlike the preliminary researches frequently relying on circular form of interpretation which were not likely to exclude obstacles blocking the accessibility to trade areas, the method suggested by the study is to suggest an alternative way for demarcating the trade areas more practically with better access by excluding in-between obstacles. Finally, we show verification of proposed cost models and performance by join strategy.

Development of Design for Cultural Fashion Products based on the Gwangyang Ume Flower Festival (광양매화축제를 기반으로 한 패션문화상품 디자인개발 연구)

  • Kim, Sun-Young
    • Journal of the Korean Society of Costume
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    • v.60 no.4
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    • pp.18-29
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    • 2010
  • For the Gwangyang Ume Flower Festival, this study sought to develop competitive fashion culture goods design and to activate regional culture festival by reinterpreting ume flower image in accordance with current trends, manufacturing motive patterns, and applying them to neckties, scarves, and T-shirts. In terms of method, four basic motives were set that showed new figurative images of ume flowers using Adobe Illustrator 10. The repetitive units of each motive we combined with the ume flower motives and the geometrical patterns, such as quadrangle, triangle, and circle. The basic direction of design was set so that color and texture could have colorful, modern, and natural images using pastel tone and gradation. The set patterns were applied to the repetition, the repetition of the transformed patterns of 45 angle, and the strife patterns, making it possible to display various images in the fashion items such as neckties, scarves, handkerchiefs, or T-shirts. The development of such fashion culture goods seems to be more significant, since they can be easily accessed by general festival participants. Accordingly, the Gwangyang Ume Flower Festival seems to develop not into food-led festival, but into a cultural festival that can publicize more various programs and create profits.