• Title/Summary/Keyword: Linked data

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A Study on Development of Residential-linked Pension Insurance for Rural Living after Retirement - Decisive insuring factors and the service demand of potential consumers - (은퇴 후 농촌거주를 위한 주택연동형 연금보험 개발에 관한 기초연구 - 잠재 수요자의 보험가입조건 및 서비스 요구도 분석)

  • Hong, Hyung-Ock;Kim, Jung-In;Im, Sang-Bon
    • Journal of Families and Better Life
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    • v.26 no.3
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    • pp.37-52
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    • 2008
  • The purpose of this study was to provide the valid data about residential-linked pension insurance development. The development was a part of national housing projects, which was an incentive for rural living of retired people, in order to relieve residential issues of elderly and revitalize rural communities by residents moving from cities. The insuring intent, decisive insuring factors and the residential service demand degree of people preparing retirement were analyzed. Data was collected in October, 2007. 364 Sample Subjects lived in Seoul Metropolitan area. Firstly, more than 90% of respondents had intention to purchase a residential-linked pension insurance and about 50% of them necessarily desired receiving premium for moving in. This indicated that it could be developed as an insurance which helped to meet housing expenses by housing-linked system, and in the mean time, it met the original purpose of pension insurance as the pension benefit could be guaranteed for all the insurance subscribers. Secondly, the respondents, whose income and private assets were higher, were able to pay more for insurance compared to average. Therefore, It was necessary to regulate monthly insurance bill and the payment period according to asset states of insurance subscribers after establishing certain amount of total insurance payment. Thirdly, by and large, it indicated the tendency that the less they prepare for older age the later they wanted to move into the pension insurance residence. It was inferred that in the case of insufficient preparation for older age, people preferred preparing behind time by postponing move in to moving in early to enjoy retired life, due to uncertainties. lastly, the respondents understood the significance of health, medical treatment and emergency management service and these two services were preferred as essential provided services. Because of the necessity of developing residential-linked pension insurance was found to be positive, further research to find the real cost, directives for operation and institutional support for this type of pension insurance might be needed.

Mass Spectrometry in the Determination of Glycosylation Site and N-Glycan Structures of Human Placental Alkaline Phosphatase

  • Solakyildirim, Kemal;Li, Lingyun;Linhardt, Robert J.
    • Mass Spectrometry Letters
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    • v.9 no.3
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    • pp.67-72
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    • 2018
  • Alkaline phosphatase (AP) is a membrane-bound glycoprotein that is widely distributed in the plasma membrane of cells of various organs and also found in many organisms from bacteria to humans. The complete amino acid sequence and three-dimensional structure of human placental alkaline phosphatase have been reported. Based on the literature data, AP consists of two presumptive glycosylation sites, at Asn-144 and Asn-271. However, it only contains a single occupied N-linked glycosylation site and no occupied O-linked glycosylation sites. Hydrophilic interaction chromatography (HILIC) has been primarily employed for the characterization of the glycan structures derived from glycoproteins. N-glycan structures from human placental alkaline phosphatase (PLAP) were investigated using HILIC-Orbitrap MS, and subsequent data processing and glycan assignment software. 16 structures including 10 sialylated N-glycans were identified from PLAP.

Application of Linked List Data Storage Scheme into Large Scale Power System Analysis (대규모 전력계통해석을 위한 연결형자료저장기법 적용에 관한 소개)

  • Kim, Seon-Gu;Hur, Seong-Il
    • Proceedings of the KIEE Conference
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    • 2008.07a
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    • pp.305-306
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    • 2008
  • 실계통에서 운영되는 에너지관리시스템(EMS)의 계통해석 기능을 수행하기 위해서는 대규모 자료의 처리가 불가피하며 이에 따른 메모리의 사용에 대한 효율성, 즉 물리적인 자원의 제약성도 고려되어한 한다. 이러한 이유로 인하여 대규모 자료처리가 요구되는 실시간 시스템의 개발에서는 데이터에 대한 저장의 효율성과 접근의 용이성을 제공할 수 있는 자료설계 (Database Design)가 매우 중요하다 [1]. 이를 위하여 EMS에서는 고속의 연산속도에 대한 요구를 만족하며, 효율적이고 빠른 데이터 처리가 가능한 데이터저장기법이 적용된다. 본 논문에서는 상업용 EMS와 현재 개발중인 한국형EMS에서 적용되고 있는 자료저장기법인 연결형데이터저장기법 (Linked List Data Storage Scheme)에 대한 기능원리와 실제 적용에 대하여 소개하고자 한다.

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Salivary Components Adsorbing to Oral Mucosal Epithelial Cells (구강점막 상피세포에 부착하는 타액 성분)

  • Kho, Hong-Seop
    • Journal of Oral Medicine and Pain
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    • v.24 no.3
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    • pp.261-267
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    • 1999
  • The present investigation was carried out to identify salivary components of mucosal pellicle and to explore the difference of mucosal pellicle components according to the location of oral mucosa. By using antisera and immunoblotting, high-(MG1) and low-(MG2) molecular-mass salivary mucins, amylase, IgA, proline-rich proteins(PRPs) were detected in mucosal pellicle in vivo. In addition, the data indicated that mucins, IgA and proline-rich proteins could be cleaved into lower-molecular-mass products, whereas the IgA, proline-rich proteins could also be cross-linked into higher-molecular-mass complexes. Mucosal pellicles from buccal, labial and palatal mucosa showed similar pattern in immunoblotting experiments using anti-MG2 and anti-PRPs antisera. The data from this study suggest that during mucosal pellicle formation multiple components of saliva adsorb to oral mucosal epithelial cell surfaces, and selected components can be proteolytically cleaved into smaller fragments and/or cross-linked into higher-molecular products.

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Assessing the impact of air pollution on mortality rate from cardiovascular disease in Seoul, Korea

  • Park, Sun Kyoung
    • Environmental Engineering Research
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    • v.23 no.4
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    • pp.430-441
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    • 2018
  • The adverse health impact of air pollution is becoming more serious. The purpose of this study is twofold: One is to analyze the effect of air pollution and temperatures on human health by analyzing the number of deaths from cardiovascular disease in Seoul, Korea; the other is to determine what impact the location of a monitoring site has on the results of a health study. For this latter purpose, air pollution and temperature monitors are sited at three locations termed green, public, and residential. Then, a decision tree model is used to analyze factors linked with deaths occurring at each monitoring site. The results show that the environmental temperatures before death and the $PM_{2.5}$ concentrations on the day of death are highly linked with the number of deaths regardless of the monitoring location. However, results are most accurate with residential data. The results of this study can be used as base data for a similar analysis and ultimately, as a guide to minimize the health impact of air pollution.

A Study on the Procedure for Constructing Linked Open Data of Records Information by Using Open Source Tool (오픈소스 도구를 이용한 기록정보 링크드 오픈 데이터 구축 절차 연구)

  • Ha, Seung Rok;Yim, Jin Hee;Rieh, Hae-young
    • Journal of the Korean Society for information Management
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    • v.34 no.1
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    • pp.341-371
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    • 2017
  • Recently, the web service environment has changed from document-centered to data-oriented focus, and the Linked Open Data (LOD) exists at the core of the new environment. Specific procedures and methods were examined to build the LOD of records information in accordance with this trend. With the service sustainability of small-scale archive in consideration, an exemplification on LOD building process by utilizing open source software was developed in this paper. To this end, a 5-step service framework for LOD construction was proposed and applied to a collection of diary records from 'Human and Memory Archive'. Proof of Concept (POC) utilizing open source softwares, Protege and Apache Jena Fuseki, was conducted according to the proposed 5 step framework. After establishing the LOD of record information by utilizing the open source software, the connection with external LOD through interlinking and SPARQL search has been successfully performed. In addition, archives' considerations for LOD construction, including improvement on the quality of content information, the role of the archivist, were suggested based on the understanding obtained through the LOD construction process of records information.

Big Data based Tourist Attractions Recommendation - Focus on Korean Tourism Organization Linked Open Data - (빅데이터 기반 관광지 추천 시스템 구현 - 한국관광공사 LOD를 중심으로 -)

  • Ahn, Jinhyun;Kim, Eung-Hee;Kim, Hong-Gee
    • Management & Information Systems Review
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    • v.36 no.4
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    • pp.129-148
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    • 2017
  • Conventional exhibition management information systems recommend tourist attractions that are close to the place in which an exhibition is held. Some recommended attractions by the location-based recommendation could be meaningless when nothing is related to the exhibition's topic. Our goal is to recommend attractions that are related to the content presented in the exhibition, which can be coined as content-based recommendation. Even though human exhibition curators can do this, the quality is limited to their manual task and knowledge. We propose an automatic way of discovering attractions relevant to an exhibition of interests. Language resources are incorporated to discover attractions that are more meaningful. Because a typical single machine is unable to deal with such large-scale language resources efficiently, we implemented the algorithm on top of Apache Spark, which is a well-known distributed computing framework. As a user interface prototype, a web-based system is implemented that provides users with a list of relevant attractions when users are browsing exhibition information, available at http://bike.snu.ac.kr/WARP. We carried out a case study based on Korean Tourism Organization Linked Open Data with Korean Wikipedia as a language resource. Experimental results are demonstrated to show the efficiency and effectiveness of the proposed system. The effectiveness was evaluated against well-known exhibitions. It is expected that the proposed approach will contribute to the development of both exhibition and tourist industries by motivating exhibition visitors to become active tourists.

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Clustering based on Dependence Tree in Massive Data Streams

  • Yun, Hong-Won
    • Journal of information and communication convergence engineering
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    • v.6 no.2
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    • pp.182-186
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    • 2008
  • RFID systems generate huge amount of data quickly. The data are associated with the locations and the timestamps and the containment relationships. It is requires to assure efficient queries and updates for product tracking and monitoring. We propose a clustering technique for fast query processing. Our study presents the state charts of temporal event flow and proposes the dependence trees with data association and uses them to cluster the linked events. Our experimental evaluation show the power of proposing clustering technique based on dependence tree.

A Study on Revitalizing the Use of Korean Public Data: Focused on Linked Open Data Strategy (우리나라 공공데이터의 이용활성화 방안에 관한 연구: 링크드 오픈 데이터화 전략을 중심으로)

  • Yi, Hyun Jung;Nam, Young Joon
    • Journal of the Korean Society for information Management
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    • v.31 no.4
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    • pp.249-266
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    • 2014
  • In South Korea, systems related to the provision of public data were recently implemented. As a result, policy changes have been made that are headed in the direction of actively providing open access to data held by public institutions, such as government agencies and local municipalities. The purpose of the open I will be divided into two broad. To ensure the transparency of government operations, and is intended to satisfy the right to know the people. The other one is to create national interest by utilizing the public data as one country endowment assets. In this study, we analyze the open situation of public data, were presented the improvement measures. Range of research, the public data that local government owns, to determine to have a central information and other limitations and characteristics, Seoul the beginning to the seventeen regional support municipality 228 that you have held for city districts were census. According to the research results, local governments, themselves produced, is a relatively reluctant to disclosure and understanding of the list of public data that are holdings. According to the research results, local governments, themselves produced, is a relatively reluctant to disclosure and understanding of the list of public data that are holdings, also emphasizes the conservative value than take advantage of value have had. Therefore, it was determined that there is a need to resolve several issues through disclosure via a linked data format as a strategy to increase the openness and utilization of local public data.

A Study on the Extension of Archival Information Service Based on Linked Open Data in the Presidential Archives (Linked Open Data기반 대통령기록관 기록정보 서비스 확장에 관한 연구)

  • Lee, Jeong Hyeon;Lee, Youn Yong;Bang, Ki Young;Kim, Yong
    • Journal of Korean Society of Archives and Records Management
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    • v.15 no.2
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    • pp.55-82
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    • 2015
  • The Presidential Archives preserve and manage the president's records and archives, which accounts for the social and governmental operations during the president's term of office. However, search systems and online contents provided by the Presidential Archives are difficult to use. This study proposed an LOD-based archival information service for the comfort of users. The proposed service has a better extension of archival information service contents from President Roh's term. The provision of details is divided into three steps: first step sets up the establishment methods, second step creates ontological design, and third step converts it to RDF and connects to other institutions. Through the process, this study suggests an extension of archival information service in the Presidential Archives.