• Title/Summary/Keyword: Context awareness

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Non-linear Preferences on Bioethanol in South Korea (국내 바이오에탄올에 대한 비선형적 선호에 관한 연구)

  • Bae, Jeong Hwan
    • Environmental and Resource Economics Review
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    • v.23 no.3
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    • pp.515-551
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    • 2014
  • Recently, there has been a debate as to whether bioethanol should replace some portion of gasoline for fuels in South Korea, as energy security as well as climate change issues are rising as a significant national agenda. However, a considerable amount of subsidy will be required to compensate for the higher price of bioethanol-blended gasoline. In this context, government subsidy will obtain justification only when the positive social gains from consuming bioethanol for fuels can exceed the negative social costs. Through a nation-wide choice experimental survey, we examine if South Koreans have a positive value as well as non-linear preferences on substituting bioethanol for gasoline. The results reveal that the willingness to pay for purely domestic bioethanol-blended gasoline within 10% is about 52 KRW; Koreans have concave preferences on the blending ratio of bioethanol to gasoline. The turning point of the blending ratio of bioethanol was 6.5%. Also, we found inverse U-shaped curve between income and bioethanol choice probability and the turning point of the income was calculated as 250~299million KRW. Politically conservative propensity advocates uses of bioethanol blended gasoline, but awareness on bioethanol or more weights on environmental conservation have significantly negative effects on the choice of bioethanol. However, the design of the survey questionnaire is incompatible with the RFS of Korea and assumes orthogonality among the following four interrelated attributes: (i) domestic or offshore procurement of feedstocks in the case of domestic production, (ii) domestic production or import of bioethanol, (iii) the blending ratios, and (iv) the retail price increases. In addition, the results of model estimation and of model selection test are not definite. Hence, the results in this study should not be directly applied to the design of the specifics of the Korean RFS. Hence, the results in this study require cautions in applying to the design of the Korean RFS policy.

The Parents Recognized Early Childhood Personality Character Education Conditions and Requirements (학부모가 인식한 유아 인성교육 실태 및 요구)

  • Son, Eun-Kyoung;Kim, Dong-Re
    • The Journal of the Korea Contents Association
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    • v.16 no.11
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    • pp.330-345
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    • 2016
  • The purpose of this study was the children learn character education situation and the desire of parents to recognize there is a purpose. In D city, the data collected was intended for 170 parents percentage of the frequency analysis SPSS program was performed multiple responses cross-validation analysis, and difference. As a result, first, it has the highest awareness of the need for Children Personality care and education of parents interest also highest. It was the concept of holistic education and character education Children can see that the same interpretation in the context of understanding the concept of Children education and Personality contents were understood as a whole. Second, these activities were Children Personality to training status could see that the character education are being made in this result assumed concentration of Children humanity education conducted in the home and work areas of daily life guidance and basic lifestyle at home talking It was made through the division. Children correct behavioral models for character education has given the values of the parent as the parent greatest impact on the formation of the Personality of children. Third, Children need for parent participation of character education should be made a parent education involvement in what is the result of Children character education out and it was found that it should be carried out life guidance program of parent education programs for Children character education.

Music Recommendation System in Public Space, DJ Robot, based on Context-awareness and Musical Properties (상황인식 및 음원 속성에 따른 공간 설치형 음악 추천 시스템, DJ로봇)

  • Kim, Byung-O;Han, Dong-Soong
    • The Journal of the Korea Contents Association
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    • v.10 no.6
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    • pp.286-296
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    • 2010
  • The study of the development of DJ robots is to meet the demands of the music services which are changing very rapidly in the digital and network era. Existing studies, as a whole, develop music services on the premise of personalized environment and equipment, but the DJ robot is on the premise of the open space shared by the public. DJ robot gives priority to traditional space and music. Recently as the hospitality and demand for cultural contents of South Korea expand to worldwide, industrial use of the contents based on traditional or our unique characteristics is getting more and more. Meanwhile, the DJ robot is composed of a combination of two modules. One is to detect changes in the external environment and the other is to set the properties of the music by psychology, emotional engineering, etc. DJ robot detect the footprint of the temperature, humidity, illumination, wind, noise and other environmental factors measured, and will ensure the objectivity of the music source by repeated experiments and verification with human sensibility ergonomics based on Hevner Adjective Circle. DJ robot will change the soundscape of the traditional space being more beautiful and make the revival and prosperity of traditional music with the use of traditional music through BGM.

The Characteristics of Group and Classroom Discussions in Socioscientific Issues Classes (과학관련 사회쟁점(SSI) 수업의 소집단 토론과 전체 학급 토론에서 나타나는 특징)

  • Kim, Minhwan;Nam, Hyein;Kim, Sunghoon;Noh, Taehee
    • Journal of The Korean Association For Science Education
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    • v.38 no.2
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    • pp.135-145
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    • 2018
  • In this study, we investigated the argumentations of group and classroom discussions in socioscientific issues (SSI) discussion classes. Twenty-seven high school students participated in the SSI discussion classes on nuclear power generation. We observed and recorded the classes and also conducted semi-structured interviews. For the analyses, we revised a previous framework that was developed to analyze dialogic argumentations in the context of SSI. The analyses of the results indicated that there were more discourse schemes in the classroom discussions than the group discussions which are related to awareness and openness to multiple perspectives, evidence based reasoning, and on-going inquiry and skepticism. And there were few discourse schemes related to moral and ethical sensitivity in the group and classroom discussions. Various grounds, data, and information were presented in the classroom discussions. Students concentrated on carrying their claims and were not able to sympathize with and accept other opinions. Therefore, there were few discourse schemes to reach consensus. In addition, they perceived classroom discussions as competitive and actively rebutted other claims or grounds. The levels of argumentation were also high in the classroom discussions. The group discussions were held in relaxed atmosphere, and they asked the opponents more for clarification or additional information and evidences. However, classroom discussions were held in serious atmosphere, and they actively queried the validity of the claims or grounds. Based on the results, some suggestions to implement SSI discussion classes were discussed.

Medicolegal Study on Human Biological Material as Property (인체 유래 물질의 재산권성에 대한 의료법학적 고찰)

  • Lee, Ung-Hee
    • The Korean Society of Law and Medicine
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    • v.10 no.2
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    • pp.455-492
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    • 2009
  • (Background) Recent biotechnological breakthroughs are shedding new lights on various ethical and legal issues about human biological material. Since Rudolph Virchow, a German pathologist, had founded the medical discipline of cellular pathology, issues centering around human biological materials began to draw attention. The issues involving human biological materials were revisited with more attention along with series concerns when the human genome map was finally completed. Recently, with researches on human genes and bioengineering reaping enormous commercial values in the form of material patent, such changes require a society to reassess the present and future status of human tissue within the legal system. This in turn gave rise to a heated debate over how to protect the rights of material donors: property rule vs. no property rule. (Debate and Cases) Property rule recognizes the donors' property rights on human biological materials. Thus, donors can claim real action if there were any bleach of informed consent or a donation contract. Donors can also claim damages to the responsible party when there is an infringement of property rights. Some even uphold the concept of material patents overtaking. From the viewpoint of no property rule, human biological materials are objects separated from donors. Thus, a recipient or a third party will be held liable if there were any infringement of donor's human rights. Human biological materials should not be commercially traded and a patent based on a human biological materials research does not belong to the donor of the tissues used during the course of research. In the US, two courts, Moore v. Regents of the University of California, and Greenberg v. Miami Children's Hospital Research Institute, Inc., have already decided that research participants retain no ownership of the biological specimens they contribute to medical research. Significantly, both Moore and Greenberg cases found that the researcher had parted with all ownership rights in the tissue samples when they donated them to the institutions, even though there was no provision in the informed consent forms stating either that the participants donated their tissue or waived their rights to ownership of the tissue. These rulings were led to huge controversy over property rights on human tissues. This research supports no property rule on the ground that it can protect the human dignity and prevent humans from objectification and commercialization. Human biological materials are already parted from human bodies and should be treated differently from the engineering and researches of those materials. Donors do not retain any ownership. (Suggestions) No property rule requires a legal breakthrough in the US in terms of donors' rights protection due to the absence of punitive damages provisions. The Donor rights issue on human biological material can be addressed through prospective legislation or tax policies, price control over patent products, and wider coverage of medical insurance. (Conclusions) Amid growing awareness over commercial values of human biological materials, no property rule should be adopted in order to protect human dignity but not without revamping legal provisions. The donors' rights issue in material patents requires prospective legislation based on current uncertainties. Also should be sought are solutions in the social context and all these discussions should be based on sound medical ethics of both medical staffs and researchers.

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The Impact of Perception on the Difference Between Mobile and Stationary Internet Toward the Intention to Use Mobile Internet (모바일 인터넷과 PC 인터넷의 특성 차이에 대한 인식이 모바일 인터넷 사용 의도에 미치는 영향에 대한 연구)

  • Shin, Hyun-Sik;Song, Yong-Uk;Sung, Nahk-Hyun
    • The Journal of Society for e-Business Studies
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    • v.15 no.3
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    • pp.99-129
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    • 2010
  • The objective of this research is to identify the factors which influence users' intention to use mobile Internet. There are lots of researches based on Technology Acceptance Model trying to identify the factors which have influence on accepting mobile Internet and its related services. These researches, however, have some limitation in the sense that they focus only on the features of mobile Internet itself while users make overall decision after the comparison of a new service channel with existing service channels in many directions. Therefore, we are going to analyze the impact of users' perception on the difference between mobile and stationary Internet toward their intention to use mobile Internet. We identified the features like ubiquitous availability, context awareness, compatibility, friendliness, and economic value from literature review and developed a structural model about the impact of users' perception on the differences of these features between mobile and stationary Internet toward their intention to use mobile Internet through mediate variables such as perceived ease of use, perceived playfulness, and perceived usefulness. After that, we conducted an experimental analysis for the model, and addressed a solution to rev up the usage of mobile Internet based on the results of the analysis.

Adaptation Experiences of Male Students in the Department of Nursing (간호학과 남학생들의 학과 적응 경험)

  • Kim, Seong-Hyuk;Kim, Soon-Young
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.17 no.8
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    • pp.113-126
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    • 2016
  • The main purpose of this study is to provide the necessary information for educational intervention by discovering the components and factors related to the adaptation experience of male students in the department of nursing. The participants were seven male nursing students. Data were collected from in-depth interviews, and the results were analyzed by the Giorgi's phenomenological analysis method. The main components of adaptation experience of participants were summarized into four categories: 'hopes and expectations for the future careers,' 'conflicts and wandering under realistic issues,' 'compromise and emotion management,' and 'efforts for self-growth.' Causative, accelerative, and recursive characteristics were shown among these components. The adaptation process was structured in the temporal context. The results suggest that for amicable adaptation, internal controls, such as 'improving willpower,' 'inspiring solid career awareness,' and 'selecting adaptation strategy' were all critical. Moreover, the support of families, relatives, college seniors, and department professors were revealed as the factors that help in the adaptation experiences. Based on the results, further studies are required to identify the dropout rates by maladaptation of male nursing students, and analyze possible factors that contribute to dropout and maladaptation. In addition, it is necessary to construct various coping methods and practical support systems, as well as to develop appropriate educational programs.

Analyzing the Brand Values of Online Shopping Website in China - Focused on Taobao and Jingdong - (중국 온라인 쇼핑 웹사이트에 대한 브랜드 가치 분석 - 타오바오(淘宝)와 진동(京东) 중심으로 -)

  • Cui, Yu;Kim, Jong Moo
    • Journal of Digital Convergence
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    • v.16 no.1
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    • pp.293-303
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    • 2018
  • This paper aimed to research the brand personality, brand equity, and brand value of Taobao and Jindong (JD) as well as the difference between the two brands. Chinese consumers receive the questionnaire survey in groups. A total of 321 questionnaires were distributed, of which, 162 for Taobao and 159 for JD. The findings, first, determine the brand personalities of Taobao(sincerity, sophistication, competence and excitement) and JD(competence, sophistication, and excitement). Second, find the influential relationship between brand personality and brand equity. For Taobao, the sincerity of personality has a positive impact on brand loyalty, image and perceived quality. The competence impact on brand loyalty, awareness, and image. The sophistication impact on brand image and perceived quality. Competence and sophistication of the JD personality impact on the brand equity. Excitement of JD impact on the perceived quality. Third, the brand loyalty and perceived quality of Taobao have a positive influence on the brand value; and brand loyalty, image, and perceived quality of JD have a positive influence on the brand value. In the future research, the findings of the research provide a theory basis for the brand management, and can take more consideration into the relations among other variables in the context of online shopping environment.

Internet Service Paradigm Shift Driven by Emergence of Open Social Networking Service: Focusing on Facebook (개방형 소셜 네트워킹 서비스 플랫폼 출현에 따른 인터넷 서비스 시장의 패러다임 변화 : Facebook을 중심으로)

  • Yoon, Young-Seog;Choi, Mun-Kee;Kim, Sang-Kwon;Lee, Hyun-Jin;Cho, Kee-Sung
    • Journal of Service Research and Studies
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    • v.1 no.1
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    • pp.29-48
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    • 2011
  • Recently not only industry but also academy have shown an intense interest in social networking service. However, reckless imitation will not guarantee the successful eco-system of social networking service without rich understanding of growth driver and business model. Hence, this study aims at analyzing open platform strategy and business model conducted by a representative social networking service provider in order to provide platform operator, network operator, and portal provider with meaningful implications. Advertisers may pay great attention to social networking service because it has strong ability to provide users with spontaneous motivation to manage and update their profile, and these valuable information can be utilized for providing personalized advertisement on social networking service. As a result, one side of consumers in two side market, advertisers, tend to pay more expenditure to place advertisements. In addition, the open platform adopted by social networking service providers causes pro-sumers to participate in the eco-system, and thereby the explosive quantitative growth is realized. The fact of that this open social networking service can invade other web service area via an unified platform indicates that it may expand its service scope into a wide variety of web service areas. Hence, domestic portal services providers and network providers should consider social networking service not as one of new web services but as an disruptive service platform. Corresponding to the emergence of social networking service, especially if their business area is related to display advertising market, they should seek a way to provide social networking service access users's newly updated information and develop innovative media technologies to enter context awareness ads market.

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A Study on Object Recognition for Safe Operation of Hospital Logistics Robot Based on IoT (IoT 기반의 병원용 물류 로봇의 안전한 운행을 위한 장애물 인식에 관한 연구)

  • Kang, Min-soo;Ihm, Chunhwa;Lee, Jaeyeon;Choi, Eun-Hye;Lee, Sang Kwang
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.17 no.2
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    • pp.141-146
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    • 2017
  • New infectious diseases such as MERS have been in need of many measures such as initial discovery, isolation, and crisis response. In addition, the culture of hospitals is changing, such as the general public 's visiting and Nursing Care Integration Services. However, as the qualifications and regulations of medical personnel in hospitals become rigid, overseas such as linens, wastes movements are replacing possible works with robots. we have developed a hospital logistics robot that can carry out various goods delivery within a hospital, and can move various kinds of objects safely to a desired location. In this thesis, we have studied a hospital logistics robot that can carry out various kinds of goods delivery within the hospital, and can move various kinds of objects such as waste, and linen safely to a desired location. The movement of a robot in a hospital may cause a collision between a person and an object, so that the collision must be prevented. In order to prevent collision, it is necessary to recognize whether or not an object exists in the movement path of the robot. And if there is an object, it should recognize whether it moves or not. In order to recognize human beings and objects, we recognize the person with face/body recognition technology and generate the context awareness of the object using 3D Vision image segmentation technology. We use the generated information to create a map that considers objects and person in the robot moving range. Thus, the robot can be operated safely and efficiently.