• 제목/요약/키워드: Edge following

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A Study on the Evaluation of the Residential Environment of the Permanent Rental Housing in Busan Using Stepwise Logistic Regression (Stepwise Logistic Regression을 이용한 부산지역 영구임대주택의 주거환경 수준 평가 분석)

  • Choi, Yeol;Kim, Hyeong Jun;Chun, Sun Mi
    • KSCE Journal of Civil and Environmental Engineering Research
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    • 제33권5호
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    • pp.2147-2156
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    • 2013
  • This study aims to analyze the evaluation of the residential environment on the permanent rental housing in Busan. The Permanent Rental Housing policy is one of the special measures which contribute to getting the low-income urban dwellers settled in places of their own. Unfortunately the government has focused on expanding the quantity of housing even though housing doesn't mean just a physical object but the foundation of life. So the occupants who answered the survey lived in the permanent rental housing which were constructed by Busan Metropolitan Corporation. The purpose of the study is to give suggestions which can make up for dissatisfaction and apply preference of occupants based on the results of the research. The result of this study is in following; there were few significant managerial variables determinants of residential satisfaction. And significant variables are; position of rooms and bathroom facilities in internal building characteristics, color of apartment and playground in exterior building characteristics, commuting distance and viewshaft in locational characteristics. Therefore, the government needs to use cutting edge housing technologies aimed at improvement of residential environment and achievement of affordable expense simultaneously.

Design Analysis of Hydraulic Excavator since 1990 (1990년대 유압굴삭기 조형 분석에 관한 연구)

  • 윤진필;문무경
    • Archives of design research
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    • 제13권4호
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    • pp.233-242
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    • 2000
  • The traditional image of hydraulic excavator started to change in two ways since 1990. First, post-heavy equipment's visual image was new waves to traditional image of heavy, strong, and wild. They are the negative aspect that excavators have. Another movement of getting rid of its negative image can be found in late-heavy equipment, which was intended to adapt traditional and positive, but off negative images. In 1990s, the design trend is moving from warm/hard to warm/soft, and KOBELCO can be exceptional example that went even further, gone up to cool-soft image. KOBELCO specially aimed 'post- excavator image' strategy, which has been successful. Image of cabin as a human space changed little bit further than outside image. Each company tried to differentiate the design of cabin focusing on its safety. Following paragraphs show specific trend of image change in form, colour, texture, and the composition. Major visual image change in form tries to follow the image of cars and home appliances which are showing the movement from tough and hard image to soft one. Structural change on local image shows the movement from angular edge to edgeless and the movement of cabin's pillar C placed to back of the equipment with gentle inclination. All of these movements are the result of effort to improve traditional excavator's negative image, that top structure is assembled separately, to positive ones. Today's tendency about its color becomes important to apply two different colour styles. Each style has brightness and tone comparison. As an enormous power convey system, it was in common that its brightness comparison was useful because of the alarm of its damage possibility. However, as its colour control and its design have been emphasized gradually, the tone comparison takes a part in an important role, too. As an example, there is an occasion that these comparisons are compromised simultaneously. In the respect of its image creation, its texture treatments make the tendency of being the same as passenger cars. It is caused from its development of the manufacture techniques of from the fabrication method in small business to the press method in big firm. Further, it is also because of its improvement of painting & coating skills. It may prohibit the reflection effect from solar rays. In the point of view of its visual images, it is recognized the prominent tendency that its composition has been gradually decreased. Lots of windows and the frames tends dark-colour as a whole. It is more preferred to have one colour image, but except KOBELCO and HITACHI. As well, there is another high-tendency to improve its standard treatments, especially for its corner and texture treatments.

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A Study on the Biotop's Characters of the Mixed Rural City(III) - Case Study of Chonan - (도농통합형 도시에 있어서 생물서식처 공간특성에 관한 연구(III) - 천안시를 중심으로 -)

  • Bang, Kwang-Ja;Lee, Haeng-Youl;Kang, Hyun-Kyoung;Park, Sung-Eun
    • Journal of the Korean Society of Environmental Restoration Technology
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    • 제2권1호
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    • pp.48-57
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    • 1999
  • This study was aimed to establish biotop unit of the mixed rural city for the method and process of the biotop mapping system. Survey site was Maejuri of Seunghwan(158ha), Gisanri of Mokchon(132ha) and Namkwanri, Pungsemeon(214ha). So the main process was divided by 4 schemes such as Biosphere, Geosphere, Antrosphere and Evaluation. Also the GIS(geographic information system) was used to make the database of the biotop and biotop complex, analyze the cross-combinations and analyze the characters of the biotop. Biotop mapping system had 5 steps which were proceeded with research goals, constructing the spatial database and attribute database, classifying the 3 types of biotop such as tree/shrub biotop, grass biotop and wetland biotop, cross-analyzing 3 biotop types with land use, habitat characters, relief characters and danger/disturbance elements and evaluating the 3 types of biotop. The results of applicating the biotop mapping system on the research site as followings : The distributions of the land uses in Maejuri, Seunghwan eup in Chonan city were recorded by forest(29.8%), orchard(14.1%) and landscaping around building site(9.0%). Gisanri, Mokchonmeon were composed of forest(64.5%), farm(12.8%) and Namkwanri, Pungsemeon were concentrated rice field(39.6%), dwell district(22.4%). The Tree/Shrub biotop type was reclassed by the forest type, natural and artificial decidous type with natural coniferous. The Grass biotop type was reclassed by the wild grassland type, garden type and peddy field with wild grassland. The distributions of the wet land were pointed high at the wet land type with reed marsh and edge vegetation around wet land in reservoir and river. The evaluation of the mapped bitopes was completed to the following aspect, "amenity" and "environmental education". A high value of 7.13%(1 class) was shown Maejuri, Seunghwan eup. The regions which were studied synthetically are divided to three parts ; the area where have nature and art mixed(Seunghwan), the area which is more artificial because people inhabit there for a long time(Pungsemeon) and the area that ecological environment is threatened by development pressure(Mokchonmeon). Therefore, ecological restoration plan which depends on specific property of the regions should be established. Also the interdisplinary researches were needed to develop the BMS(Biotop Mapping System) in Korea because of the differences with Germany, England's ecological habitat conditions.

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A Study on Traditional Costume of the Miaos, one of China's Minorities (중국(中國) 소수민족(少數民族)인 묘족(苗族)의 민족복식(民族服飾)에 관(關)한 연구(硏究))

  • Boo, Ae-Jin
    • Journal of Fashion Business
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    • 제2권1호
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    • pp.71-75
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    • 1998
  • The Miaos who is the minority people mainly living in the southwestern part of China, expressed their indicator and solidarity through the costume in order to maintain their racial character while experiencing numerous adversities over thousands of years, where the costume has served as a source of cohesion as well as a primitive religious thought, and also showed their faith, desire, longing and aspiration. This study examined the Miao's traditional costume by classifying it into the following; hair style, headdress, upper and lower garments, and other costume. And the silver ornaments used for attire and their symbolic meaning were examined. The result of the study is summarized as follows. 1. The reason that types of the costume has been diversified is because there was promise of ancestors who intended to differently express the type of a kind as symbol of the racial branch that is the Miao's special type of society. Thus, the costume type could tell where a tribe live. Another reason is because only marriage between families with different surname but the same type of costume was accepted. 2. As women made and wore the costume themselves, it also served as a means of being proud of their skill or wealth, they tried to make it more beautiful and it was also used as a token of marriage or love between relatively enlightened men and women. 3. The design used on the costume was expressed as a symbolic meaning of indicator to strengthen the racial solidarity because it connoted worship to ancestors who had experienced lots of adversities. 4. The hair style was expressed in various styles by using Kache such as Chukye, Byunbal and Kokye. It is likely that ornaments used on the head of women in the form of cow's horn or silver crown were used as one of the methods to stress the valuableness of the cattle that were essential to agricultural life. In addition, various styles of turbans were used to indicate the respective regions. 5. Cock's feather ornaments or silver ornaments in the form of pheasant's feather on the edge of women's skirts, peasant's feathers that men wore on their head, or Baekjoui and men wore resulted from the Miaos' thought of adoration for birds, which implied a primitive religious meaning. 6. As the region where the Miaos live yields much silver, the silver ornaments were mostly used to be proud of wealth, which symbolized light and pureness.

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Trace impurity analysis of Cu films using GDMS: concentration change of impurities by applying negative substrate bias voltage (글로우방전 질량분석법을 이용한 구리 박막내의 미량불순물 분석: 음의 기판 바이어스에 의한 불순물원소의 농도변화)

  • Lim Jae-Won;Isshiki Minoru
    • Journal of the Korean Vacuum Society
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    • 제14권1호
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    • pp.17-23
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    • 2005
  • Glow discharge mass spectrometry(GDMS) was used to determine the impurity concentrations of the deposited Cu films and the 6N Cu target. Cu films were deposited on Si (100) substrates at zero substrate bias voltage and a substrate bias voltage of -50 V using a non-mass separated ion beam deposition method. Since do GDMS has a little difficulty to apply to thin films because of the accompanying non-conducting substrate, we have used an aluminum foil to cover the edge of the Cu film in order to make an electrical contact of the Cu film deposited on the non-conducting substrate. As a result, the Cu film deposited at the substrate bias voltage of -50 V showed lower impurity contents than the Cu film deposited without the substrate bias voltage although both the Cu films were contaminated during the deposition. It was found that the concentration change of each impurity in the Cu films by applying the negative substrate bias voltage is related to the difference in their ionization potentials. The purification effect by applying the negative substrate bias voltage might result from the following reasons: 1) Penning ionization and an ionization mechanism proposed in the present study, 2) difference in the kinetic energy of accelerated Cu+ ions toward the substrate with/without the negative substrate bias voltage.

A Study on the Building and Operating of the National Science Library (국가과학도서관 건립 및 운영에 관한 고찰)

  • Kwak, Dong-Chul
    • Journal of Information Management
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    • 제41권3호
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    • pp.105-130
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    • 2010
  • Science and technology information resources are major impetus for all research and development activities. Now countries around the world are seeking efficient and effective means to cope with the exponential growth of needs for science and technology information for research. In this context, it has been perceived vital to establish national infrastructures in order to extend the availability of world's science and technology information. In Korea, it has been a recurring issue to build a national science library to prevent knowledge colonization and to gain a competitive edge in the fields. It is essential to have one as a national information infrastructure to assume the role of developing a sustainable model for access to the world's science and technology information, providing permanent access to them. In this paper, therefore, some issues concerning building and managing a new national science library in Korea are examined. In doing so, the following details are dealt with in detail. First, the rationale behind building a national science library is described, Second, the functions and roles of the library are defined, Third, previous discussions and attempts to build a national science library are reviewed and analysed. Finally, possible problems and issues raised in relation to build a national science library are probed, and future directions are also suggested. In this process, the recent strategic plan for national science library, national agriculture library, and national medical library, and changing plan for Sejong city are taken into consideration as influencing factors.

A study on patients' choices over dental clinics and factors of complaint against medical service -focused on Seoul, Kyoungi, and Incheon areas (치과내원환자들의 의료기관 선택 및 의료서비스 불만요인에 관한 연구 - 서울, 경기, 인천지역을 중심으로 -)

  • Yoo, Eun-Mii;Kim, Sun-Kyoung;Hwang, Yoon-Sook
    • Journal of Korean society of Dental Hygiene
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    • 제8권1호
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    • pp.93-105
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    • 2008
  • In order to provide basic information to help dental medical service with supplying gratifying service for patients. the survey is conducted on the patients who frequently visited dental clinics located in the areas such as Seoul, Kyoungi, and Incheon from May of 2006 to June. The survey results are as following : 1. Judged from the factors to make patients choose one dental clinic over another. the low cost of treatment accounts for 32.8%. and followed by physician's academic background / career experiences with 20.5%. In case of recommending to their acquaintances, physician's proficiency in treatment is ranked high as 56.7%. 2. For most desirable facilities for dental hospitals. the results indicate that cutting-edge medical equipment holds 46.7% and followed by a comfortable waiting room with 32.8%. 3. Examined the questions of what patients are most satisfied with dental clinics. 43.1% of respondents point out kind and detailed explanation. 14.1% also responds to constant care after the treatment. This result suggests that after-care and detailed explanation also play an important role in dental care as well as the treatment itself. 4. For desirable services in the waiting room. 28.5% of the respondents choose a selection of magazines and newspaper and 18.7% say that they want to converse with the staff. As to how long can wait with patience. 38.2% of the participants agree on as long as 20 minutes. 5. Among unsatisfactory sources against dental clinics while visiting, the high cost of the treatment is scored high as 34.1% and followed by a long waiting time with 22.1%. The figure points to the fact that dental medical clinics should consider these two factors to solve in the future. In case where patients find the treatment discontent and they are asked what to do, 36.4% of the respondents respond that they go to a different hospital without saying anything. As to the enquiry about how the complains should be dealt, 46.% wishes that the matter should be taken care immediately upon complaining, 21.8% suggests that they like to feel understood and acceptable when presenting complaints.

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A Study on the Livestock Feed Measuring Sensor and Supply Management System Implementation based on the IoT (IoT 기반의 축산사료 측정 장치 및 사료 공급 시스템 구현)

  • An, Wonyoung;Chang, YunHi
    • The Journal of Korea Institute of Information, Electronics, and Communication Technology
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    • 제10권5호
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    • pp.442-454
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    • 2017
  • As the demand for meat products has steadily increased in Korea, so the livestock industry has full grown. However, the opening of import meat products is taking a toll on the local industry. Cost reduction on livestock feed, which comprises the majority of costs involved in the industry is urgent to gain a competitive edge. As Internet of Things (IoT) technologies are being applied across a multiple of industries, so are the cases of applied Smart Farm technology for efficient production. The following research aims to utilize IoT technologies to measure, in real time, the rate of depletion of feed and remaining amount and to propose an effective automated reorder & delivery system. First, a method of utilization of ultrasonic and temperature/humidity sensors to obtain corresponding data of remaining feed in the Feedbin is proposed. In addition, a method of sending the obtained data via on-the-farm gateway to Supply Chain Management (SCM) servers is proposed. Finally, utilization of the stored data to construct an automated reorder & delivery service system is proposed. It is in the researcher's intention to contribute to and enable the local livestock industry with the application of various IoT services.

3D Stereoscopic Image Generation of a 2D Medical Image (2D 의료영상의 3차원 입체영상 생성)

  • Kim, Man-Bae;Jang, Seong-Eun;Lee, Woo-Keun;Choi, Chang-Yeol
    • Journal of Broadcast Engineering
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    • 제15권6호
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    • pp.723-730
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    • 2010
  • Recently, diverse 3D image processing technologies have been applied in industries. Among them, stereoscopic conversion is a technology to generate a stereoscopic image from a conventional 2D image. The technology can be applied to movie and broadcasting contents and the viewer can watch 3D stereoscopic contents. Further the stereoscopic conversion is required to be applied to other fields. Following such trend, the aim of this paper is to apply the stereoscopic conversion to medical fields. The medical images can deliver more detailed 3D information with a stereoscopic image compared with a 2D plane image. This paper presents a novel methodology for converting a 2D medical image into a 3D stereoscopic image. For this, mean shift segmentation, edge detection, intensity analysis, etc are utilized to generate a final depth map. From an image and the depth map, left and right images are constructed. In the experiment, the proposed method is performed on a medical image such as CT (Computed Tomograpy). The stereoscopic image displayed on a 3D monitor shows a satisfactory performance.

A study on the cultural ideology of narrative in 3D C.G. Animation (3D C.G. 애니메이션에 반영된 문화적 이데올로기 - <슈렉>을 중심으로)

  • Koh, Eun-Young
    • Cartoon and Animation Studies
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    • 통권6호
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    • pp.7-22
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    • 2002
  • Animation constitutes the core of the media industry, which in turn lies at the center of the cultural industry. It is considered one of the industries where South Korea has the competitive edge over other countries. With the pool of customers getting wider, the genre of animation has become more and more diverse, forming a great market for it. Aware of this trend, this study focused on animation as a part of the pop culture, and on providing corresponding various viewpoints for future cultural studies. This researcher measured the practicality and persuasiveness of this study through Shreck, a three-dimensional C.G. animation which is acclaimed for its success in dismantling the old grammar of animation movies that represent the anti-Disney ideas. This researcher felt it imperative to heed the unique language of Shreck, which contains discourses on various cultural ideologies such as paradoxical structure that pits entertainment that is shown through dismantling of the canon, feminism and antifeminism against each other. This study analyzed the entertaining element of the animation genre by means of the Semiotics of Keith Moxey, thereby attempting to establish a legitimate social status of the genre, whose artfulness has been depreciated in the art society. In chapter II, this researcher examines the chronological development of three-dimensional C.G. animation that has shown a rapid advancement. Chapter III defines the cultural ideology of Shreck by exploring basic theories and texts employed in analysis of art works. This study started with the assumption that defines, from the viewpoint of symbology, the animation text as an aggregate of discourses on entertainment, and competitive and paradoxical ideologies. Then, this researcher analyzed the text and the generation process of meanings in Shreck. Consequently, this study has come to the following conclusions: First, Shreck induces changes of concepts about the canon by means of distorting and reversing the existing animation movies, which seems to reflect in the contemporary tendency of seeking new interpretations of entertainment. Second, Shreck shows up the cognitive changes of our age as to feminism by competing feminism against antifeminism. Although Shreck serves as a venue of competition between the two opposing ideas, it stops short of brushing off women as outsiders in society. Rather, it represents the resistance to the male chauvinism existing in the structures of animation and culture. As shown in the text analysis, Shreck presents an advent of a new ideology critical of the previous animation films. In addition, it reflects in the struggle between the pro-feminism on the part of the viewers and the anti-feminism that lies in the social and culture structure. This study, however, is limited in its scope and selection of subject. First, although this researcher has stressed the importance of understanding the animation as part of the pop culture and conducting researches within the historic paradigm, this study fails to provide an in-depth insight in the impacts that the changes in the C.G. industry and the systematic conditions may have on the three-dimensional C.G. animation genre. Furthermore, this study runs the risk of being understood as pro-American due to its selection of Shreck as its research subject.

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