• Title/Summary/Keyword: Cites

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Comparative Evaluation of Albedo Distribution according to Administrative Boundary Using MODIS Products (MODIS 영상을 이용한 행정구역별 알베도 분포 비교평가)

  • Kim, Ki-Youl;Um, Jung-Sup
    • Journal of Environmental Impact Assessment
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    • v.21 no.2
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    • pp.265-277
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    • 2012
  • This paper is primarily intended to present quantitative evidences for land surface albedo difference among seven metropolitan cites in South Korea. An empirical study for experimental sites was conducted to confirm how a standard MODerate Resolution Imaging Spectroradiometer (MODIS) instrument offers the viable method of measuring and comparing the regional heterogeneity of albedo among administrative districts. The metropolitan cities like Seoul located in dense building environment do result in much lower albedo than those exposed in much more sub-urban surface (e.g KwangJoo). These experimental results indicate that an urban surface such as building and road is a crucial explanatory variable for lower albedo. It is confirmed that the urban surface such as building and road could be employed as a proxy of the lower albedo burden in the metropolitan area. It is anticipated that this research output could be used as a valuable reference to confirm the potential of introducing the new concept of "administrative districts specific albedo management" to support more scientific and objective decision-making in the process of GHG (Greenhouse Gas) reduction project.

The Study on the Relationship between Local Residents' Perception of a Health-Cities and Personal Happiness (건강도시 인식정도와 개인행복지수의 관계)

  • Nam, Hee-Eun;Lee, Mi-Ran;Kim, Hye-Sook
    • The Korean Journal of Health Service Management
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    • v.8 no.2
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    • pp.175-185
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    • 2014
  • This study analyzed individual happiness exponent according to local residents' perception degree of Health-Cities. The data, which is accumulated by the survey on relationship between happiness and perception degree of Health-Cities targeting 662 of local residents living in Y-gu in Busan, were analyzed using PASW 18.0. The results are as follows. To begin with, the results of Correlation Analysis on the relation between happiness index and cognition degree of Health-Cites indicate that the higher perception of Health-Cities'facilities, administrations, services, education, health environment and transportation the local residents have, the lower individual happiness index they acquired. The cognition degree of transportation has effects on local society and daily life; the cognition degree of facilities and businesses has impact on financial stability. The cognition degree of administrations has influence on psychological relaxation, services have meaningful effects on psychological stability, work and residence, education have statistically meaningful effects on psychological stability, families and marriage, individual human relationships in respect.

A Study on the Effect of the Application of Safety Patrol Management System(SPMS) upon the Worker's Way of Thinking & Disasters in Construction Site (전문 안전 순찰 관리시스템(SPMS)이 건설 현장의 재해 및 근로자의 의식구조 변화에 미치는 영향에 관한 연구)

  • Yoon, Yeo-Chan;Chung, Kwang-Seop;Kim, Young Il;Kim, Ji-Hoon;Kim, Sung-Min
    • Journal of the Korea Safety Management & Science
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    • v.16 no.4
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    • pp.31-40
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    • 2014
  • While Korea had achieved radical growth of construction industry, it also had accumulated problems in material, human and economical loss due to its low quality of safety level. Therefore, not only enterprises but also the nation is putting in a great deal of efforts for construction safety. However, its effect is not satisfiable. This research aims for change of construction cite by introduction of professional Safety Patrol Management System(SPMS) and consideration of its necessity. To consideration of its necessity, we compared and anaylzed average numbers of indicated dangers and safety accident incidences in each construction cites and we researched changes in worker's safety sense. It will establish the suitable design standards and suggest the basic database for estimating disaster and accident ratio.

Investigation of natural habitats for Korean Musk deer (Moschus Moschiferus) (멸종 위기종 한국사향노루의 서식지 조사)

  • Kim, Jong-Taek;Kim, Geon-Joong;Kim, Hyeon-Cheol
    • Korean Journal of Veterinary Service
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    • v.30 no.3
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    • pp.459-466
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    • 2007
  • The Korean Musk deer (Moschus Moschiferus) is endangered due to heavy hunting and Massive destructions of natural habitat. They are included in CITES appendix II. In addition they are designated as a precious natural product in 1968 and listed as endangered species by the Government and Cultural Heritage Administration. At present, the number of musk deer in Korea is smaller than minimum viable population. Without increment of the population size, natural restoration is impossible. It is necessary to develop the artificial growth and re-enforcement methods in order to conservation Korean musk deer. Furthermore, It is necessary to ensure that we have an adequate individual group for artificial growth and re-enforcement. To ensure that we have an adequate individual group, it is necessary to know ecology of musk deer. This study is conducted to confirm and investigate of habitat of musk deer in order to capture individual musk deer. we investigated, confirmed habitats, found traces and captured using trap and decoy. Captured musk deer is male and 5.5 kg, this have canine tooth of 1.5cm, is estimated 15 months old. After capture, we measured each parts of body and tested to research of parasite infection. Strongyloides papillous was founded in the feces. It is essential to get healthy individual and establish of artificial growth technique.

Effects of Emotional Labor and Communication Competence on Turnover Intention in Nurses (간호사의 이직의도, 감정노동, 의사소통능력 간의 관계)

  • Kim, Se Hyang;Lee, Mi-Aie
    • Journal of Korean Academy of Nursing Administration
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    • v.20 no.3
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    • pp.332-341
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    • 2014
  • Purpose: The purpose of this study was to investigate the relationship among turnover intention, emotional labor, and communication competence in nurses. Methods: The participants for this study were 297 nurses from three general hospitals in two local cites in Korea. Data were collected by self-administered questionnaires from August 26 to September 10, 2013 and analyzed using descriptive statistics, One-way ANOVA, t-test, Pearson Correlation, Stepwise Multiple Regression with the SPSS/WIN 18.0 program. Results: The average scores for turnover intention, emotional labor, and communication competence respectively, were 3.45, 3.08, and 3.44 out of 5. The novices recognized that their emotional labor and turnover intention were significantly higher, and their communication competence was lower than other nurses. Nurses' turnover intention had a positive relationship with their emotional labor, but no relationship with communication competence. Job satisfaction, frequency of emotional expression, and emotional dissonance had an effect on nurses' turnover intention. Conclusion: The results show that emotional labor and job satisfaction are very important factors affecting nurses' turnover intention. So, nurse managers should try to minimize nurses' emotional labor and maximize their job satisfaction by developing various human relationship educational and support programs and using them.

A Study on the Explanation of Placeness in Aldo Rossi's Architecture according to Space Sequences (공간시퀀스로 살펴본 알도 로시 건축의 장소성 규명에 관한 연구)

  • Ahn, Woo-Jin;Jung, Jip-Mun
    • Korean Institute of Interior Design Journal
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    • v.15 no.6 s.59
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    • pp.35-42
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    • 2006
  • 'Place' as the spacial concept became now key concept in the environments and architecture from the mid 20th century. The purpose of this study is to explain the placeness in Aldo Rossi's architecture according to space sequence. Aldo Rossi has attempted to apply the typological elements for the restoration of place in the cites and buildings which had ruined by modem architecture. Therefore It would be important for us to find out a method which making placeness in Aldo Rossi's architecture. Experiencing place could be examined by the method of space sequence. The experience of place is related to the experience of the human body in architecture space. The experience of place in space can make a unique placeness of architect. And, the experience of the place through the movement of the body and the vista, is the key elements of space sequence to explain the placeness in architecture. The results of this research are following. (1)Key space which related to movement of human body in Aldo Rossi's architecture make a set consisted of a goal space and the surrounding space. (2)The Arrange of Space and the formation of the boundary is more complex in the dispersed buildings than that of the single building. (3)The typological elements like a courtyard, a cylinder and the axis in the buildings made the goal space and helping people to find the orientation of human body.

Type Drive Analysis of Urban Water Security Factors

  • Gong, Li;Wang, Hong;Jin, Chunling;Lu, Lili;Ma, Menghan
    • Journal of Information Processing Systems
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    • v.16 no.4
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    • pp.784-794
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    • 2020
  • In order to effectively evaluate the urban water security, the study investigates a novel system to assess factors that impact urban water security and builds an urban water poverty evaluation index system. Based on the contribution rates of Resource, Access, Capacity, Use, and Environment, the study adopts the Water Poverty Index (WPI) model to evaluate the water poverty levels of 14 cities in Gansu during 2011-2018 and uses the least variance method to evaluate water poverty space drive types. The case study results show that the water poverty space drive types of 14 cites fall into four categories. The first category is the dual factor dominant type driven by environment and resources, which includes Lanzhou, Qingyang, Jiuquan, and Jiayuguan. The second category is the three-factor dominant type driven by Access, Use, and Capability, which includes Longnan, Linxia, and Gannan. The third category is the four-factor dominant type driven by Resource, Access, Capability, and Environment, which includes Jinchang, Pingliang, Wuwei, Baiyin, and Zhangye. The fourth category is the five-factor dominant type, which includes Tianshui and Dingxi. The driven types impacting the urban water security factors reflected by the WPI and its model are clear and accurate. The divisions of the urban water security level supply a reliable theoretical and numerical basis for an urban water security early warning mechanism.

Technology Trends and Patenting Prospects of Medicinal Plants in Korea (한국 약용작물의 기술 동향 및 특허 전망)

  • Choi, Ji Weon;Kim, Su Yeon;Yu, Go Eun;Kim, Chang Kug
    • Korean Journal of Medicinal Crop Science
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    • v.27 no.2
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    • pp.75-85
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    • 2019
  • Background: Medicinal plants are widely used in Asia. They have proven to be an invaluable asset in modern drug discovery and their demand has been steadily increasing across various industries. Methods and Results: Using 4,867 valid patents related to 12 oriental medicinal plants of 10 country groups, the growth and development potential of patents was evaluated. The cites per patent (CPP) and patent family size (PFS) indices were used to evaluate the market capability and technological level of the collected patents. Meanwhile, the patent impact index (PII) and technology strength (TS) were used to compare the technological competitiveness of patents among various technology types and markets. Both CPP and PFS indices showed that magnolia-vine and balloon flower have numerous core or original patents. Furthermore, an increase in both PII and TS indices was observed. A newly designed intellectual property multi-layer (IPM) model predicted that the medicine, genome and cosmetic categories have a high possibility of patent application growth. Conclusions: The IPM model can be used to provide the scope of particular technology fields for patent development. In addition, this study can assist patents to advance in the international market and guide the development of a national industrial strategy.

Keypoint-based Deep Learning Approach for Building Footprint Extraction Using Aerial Images

  • Jeong, Doyoung;Kim, Yongil
    • Korean Journal of Remote Sensing
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    • v.37 no.1
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    • pp.111-122
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    • 2021
  • Building footprint extraction is an active topic in the domain of remote sensing, since buildings are a fundamental unit of urban areas. Deep convolutional neural networks successfully perform footprint extraction from optical satellite images. However, semantic segmentation produces coarse results in the output, such as blurred and rounded boundaries, which are caused by the use of convolutional layers with large receptive fields and pooling layers. The objective of this study is to generate visually enhanced building objects by directly extracting the vertices of individual buildings by combining instance segmentation and keypoint detection. The target keypoints in building extraction are defined as points of interest based on the local image gradient direction, that is, the vertices of a building polygon. The proposed framework follows a two-stage, top-down approach that is divided into object detection and keypoint estimation. Keypoints between instances are distinguished by merging the rough segmentation masks and the local features of regions of interest. A building polygon is created by grouping the predicted keypoints through a simple geometric method. Our model achieved an F1-score of 0.650 with an mIoU of 62.6 for building footprint extraction using the OpenCitesAI dataset. The results demonstrated that the proposed framework using keypoint estimation exhibited better segmentation performance when compared with Mask R-CNN in terms of both qualitative and quantitative results.

A comparative analysis on market and technology in water industry (물산업 시장과 기술 비교분석)

  • Park, Imsu
    • Journal of Korean Society of Water and Wastewater
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    • v.35 no.6
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    • pp.437-454
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    • 2021
  • This study investgates Korean water technology through the water market perspective and analyses its competitiveness. Based on the water technology classification, water technology competitiveness is analysed through the technological influence index and market dominance index which are based on the extracted water technology patents from the US, Europe, Korea, and Japan for the last decade. As a result, the Korean water technology patents were lack in influence and competitiveness in global market considering the large volume of patents. There are two most tech-influential industries in Korea; manufacturing industry consisting pipes, sterilization, disinfection, and advanced water purification equipment, and construction industry including seawater desalination and water resource development. Due to the domestic usage of the patents, the Korean water technology patents scored low in global market PFS(Patent Family Size) index compared to their CPP(Cites Per Patent) index. The study is meaningful in a way that the analysis on Korean water technology competitiveness using water technology classification system and patent analysis was conducted based on the perspective of the global water market.