• 제목/요약/키워드: Han-style

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토픽 모델링을 이용한 트위터 이슈 트래킹 시스템 (Twitter Issue Tracking System by Topic Modeling Techniques)

  • 배정환;한남기;송민
    • 지능정보연구
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    • 제20권2호
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    • pp.109-122
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    • 2014
  • 현재 우리는 소셜 네트워크 서비스(Social Network Service, 이하 SNS) 상에서 수많은 데이터를 만들어 내고 있다. 특히, 모바일 기기와 SNS의 결합은 과거와는 비교할 수 없는 대량의 데이터를 생성하면서 사회적으로도 큰 영향을 미치고 있다. 이렇게 방대한 SNS 데이터 안에서 사람들이 많이 이야기하는 이슈를 찾아낼 수 있다면 이 정보는 사회 전반에 걸쳐 새로운 가치 창출을 위한 중요한 원천으로 활용될 수 있다. 본 연구는 이러한 SNS 빅데이터 분석에 대한 요구에 부응하기 위해, 트위터 데이터를 활용하여 트위터 상에서 어떤 이슈가 있었는지 추출하고 이를 웹 상에서 시각화 하는 트위터이슈 트래킹 시스템 TITS(Twitter Issue Tracking System)를 설계하고 구축 하였다. TITS는 1) 일별 순위에 따른 토픽 키워드 집합 제공 2) 토픽의 한달 간 일별 시계열 그래프 시각화 3) 토픽으로서의 중요도를 점수와 빈도수에 따라 Treemap으로 제공 4) 키워드 검색을 통한 키워드의 한달 간 일별 시계열 그래프 시각화의 기능을 갖는다. 본 연구는 SNS 상에서 실시간으로 발생하는 빅데이터를 Open Source인 Hadoop과 MongoDB를 활용하여 분석하였고, 이는 빅데이터의 실시간 처리가 점점 중요해지고 있는 현재 매우 주요한 방법론을 제시한다. 둘째, 문헌정보학 분야뿐만 아니라 다양한 연구 영역에서 사용하고 있는 토픽 모델링 기법을 실제 트위터 데이터에 적용하여 스토리텔링과 시계열 분석 측면에서 유용성을 확인할 수 있었다. 셋째, 연구 실험을 바탕으로 시각화와 웹 시스템 구축을 통해 실제 사용 가능한 시스템으로 구현하였다. 이를 통해 소셜미디어에서 생성되는 사회적 트렌드를 마이닝하여 데이터 분석을 통한 의미 있는 정보를 제공하는 실제적인 방법을 제시할 수 있었다는 점에서 주요한 의의를 갖는다. 본 연구는 JSON(JavaScript Object Notation) 파일 포맷의 1억 5천만개 가량의 2013년 3월 한국어 트위터 데이터를 실험 대상으로 한다.

${\ll}$삼일신고(三一神誥)${\gg}$에 나타난 의료기공(醫療氣功)에 관(關)한 연구(硏究) (A Study on medical Qigong mentioned in ${\ll}$Samilshingo${\gg}$ (三一神誥))

  • 반창열
    • 대한의료기공학회지
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    • 제7권2호
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    • pp.40-94
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    • 2004
  • 최근 서구(西歐)에 불고 있는 명상(冥想)과 참선(參禪) 및 기공(氣功)붐과 더불어 우리 전통(傳統)의 양생법(養生法)들의 가치(價値)가 새롭게 평가(評價)되고 있는데, 아직 우리 고유(固有)의 이론적(理論的) 근거(根據)가 미흡(未洽)한 실정(實情)이다. 이에 저자(著者)는 한국의료기공(韓國醫療氣功)의 이론적고찰(理論的根據)를 마련하기 위해서 한국기공(韓國氣功)의 역사(歷史)를 시대순(時代順)으로 살펴보고, 한국기공(韓國氣功)의 이론적(理論的) 근거(根據)가 되는 ${\ulcorner}$${\lrcorner}$ 사상(思想)을 검토(檢討)한 후(後), ${\ll}$삼일신고(三一神誥)${\gg}$${\ll}$황제내경(黃帝內經)${\gg}$에 나타난 신(神)의 의미(意味)와 인체관(人體觀) 그리고 수련법(修鍊法)의 비교연구(比較硏究)를 통하여 다음과 같은 결론(結論)을 얻었다. 삼국시대(三國時代)에 활기(活氣)를 띤 민족고유(民族固有)의 신선도(神仙道)는 점차(漸次) 도교(道敎)의 영향(影響)을 받아 통일신라시대(統一新羅時代) 이후(以後) 점점(漸漸) 쇠퇴(衰退)되어 겨우 명맥(命脈)만 유지하게 되었으며, ${\ulcorner}$${\lrcorner}$ 사상(思想)의 기원(起源)이 되는 삼대경전(三大經典)중 하나인 ${\ll}$삼일신고(三一神誥)${\gg}$에는 유(儒) 불(佛) 도(道) 삼교(三敎)의 원형(原形)이 포함(包含)되어 있었기 때문에 삼국시대(三國時代)부터 들어온 유(儒) 불(佛) 도(道)의 외래사상(外來思想)을 발전적(發展的)으로 수용(受容)할 수 있었다. ${\ll}$삼일신고(三一神誥)${\gg}$${\ll}$황제내경(黃帝內經)${\gg}$을 비교연구(比較硏究)한 결과 기공(氣功)의 이론적(理論的) 근거(根據)가 되는 세 가지 측면(側面)에서 공통(共通)된 점(點)을 찾아볼 수 있었다. 첫째, 신(神)의 의미(意味)에 있어, 천신(天神)과 인신(人神)의 층차(層差)가 존재하면서도 서로 상통(相通)하고 있으며 신(神)의 작용(作用)을 세 가지로 구분(區分)한다는 면에서 논리구조(論理構造)가 일치(一致)되는 공통점(共通點)이 있었다. 둘째, 인체관(人體觀)에 있어, ${\ll}$삼일신고(三一神誥)${\gg}$의 기일원론(氣一元論), 진망이분론(眞妄二分論), 성(性) 명(命) 정(精)과 심(心) 기(氣) 신(身)의 삼분론(三分論)과 형식적(形式的)인 면에서 공통점(共通點)이 있었고 또한 삼진(三眞)인 성(性) 명(命) 정(精)은 삼보(三寶)인 심(心) 기(氣) 신(身)의 이치적(理致的)인 측면(側面)으로, 삼망(三妄)인 심(心) 기(氣) 신(身)은 삼보(三寶)인 정(精) 기(氣) 신(神)의 기능적(機能的)인 측면(側面)으로 이해(理解)할 수 있었다. 셋째, 수련법(修鍊法)에 있어, ${\ll}$삼일신고(三一神誥)${\gg}$에 나타난 지감(止感) 조식(調息) 금촉(禁觸)의 수련법(修鍊法)은 각각(各各) 한의학(韓醫學)의 병인(病因)인 내인(內因) 외인(外因) 불내외인(不內外因)을 조절하는 방법(方法)으로 이해(理解)할 수 있었다. 즉 지감법(止感法)은 인간(人間)의 감정(感情)과 마음 그리고 본성(本性)을 조절(調節)하는 방법(方法)으로, 조식법(調息法)은 인체내부(人體內部)의 기운(氣運)뿐만 아니라 인체내외(人體內外)의 기운(氣運)을 조절(調節)하는 방법(方法)으로, 금촉법(禁觸法)은 인체(人體)의 이목구비(耳目口鼻)와 자세(姿勢) 그리고 생활습관(生活習慣) 등을 조절(調節)하는 방법(方法)으로 이해(理解)할 수 있었다. 이상(以上)의 결론(結論)을 통(通)하여 ${\ll}$삼일신고(三一神誥)${\gg}$에 나타난 신(神)의 의미(意味)와 인체관(人體觀) 그리고 수련법(修鍊法) 등이 ${\ll}$황제내경(黃帝內經)${\gg}$과 공통(共通)된 기공(氣功)의 이론적(理論的) 근거(根據)를 가지므로 ${\ll}$삼일신고(三一神誥)${\gg}$는 한국의료기공학(韓國醫療氣功學)에 있어서 큰 의의(意義)를 가지고 있으며, 향후(向後)에도 지속적(持續的)인 연구(硏究)가 필요(必要)할 것으로 사료(思料)된다.

가족계획과 모자보건 통합을 위한 조산원의 투입효과 분석 -서산지역의 개입연구 평가보고- (An Intervention Study on Integration of Family Planning and Maternal/Infant Care Services in Rural Korea)

  • 방숙;한성현;이정자;안문영;이인숙;김은실;김종호
    • Journal of Preventive Medicine and Public Health
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    • 제20권1호
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    • pp.165-203
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    • 1987
  • This project was a service-cum-research effort with a quasi-experimental study design to examine the health benefits of an integrated Family Planning (FP)/Maternal & Child health (MCH) Service approach that provides crucial factors missing in the present on-going programs. The specific objectives were: 1) To test the effectiveness of trained nurse/midwives (MW) assigned as change agents in the Health Sub-Center (HSC) to bring about the changes in the eight FP/MCH indicators, namely; (i)FP/MCH contacts between field workers and their clients (ii) the use of effective FP methods, (iii) the inter-birth interval and/or open interval, (iv) prenatal care by medically qualified personnel, (v) medically supervised deliveries, (vi) the rate of induced abortion, (vii) maternal and infant morbidity, and (viii) preinatal & infant mortality. 2) To measure the integrative linkage (contacts) between MW & HSC workers and between HSC and clients. 3) To examine the organizational or administrative factors influencing integrative linkage between health workers. Study design; The above objectives called for quasi-experimental design setting up a study and control area with and without a midwife. An active intervention program (FP/MCH minimum 'package' program) was conducted for a 2 year period from June 1982-July 1984 in Seosan County and 'before and after' surveys were conducted to measure the change. Service input; This study was undertaken by the Soonchunhyang University in collaboration with WHO. After a baseline survery in 1981, trained nurses/midwives were introduced into two health sub-centers in a rural setting (Seosan county) for a 2 year period from 1982 to 1984. A major service input was the establishment of midwifery services in the existing health delivery system with emphasis on nurse/midwife's role as the link between health workers (nurse aids) and village health workers, and the referral of risk patients to the private physician (OBGY specialist). An evaluation survey was made in August 1984 to assess the effectiveness of this alternative integrated approach in the study areas in comparison with the control area which had normal government services. Method of evaluation; a. In this study, the primary objective was first to examine to what extent the FP/MCH package program brought about changes in the pre-determined eight indicators (outcome and impact measures) and the following relationship was first analyzed; b. Nevertheless, this project did not automatically accept the assumption that if two or more activities were integrated, the results would automatically be better than a non-integrated or categorical program. There is a need to assess the 'integration process' itself within the package program. The process of integration was measured in terms of interactive linkages, or the quantity & quality of contacts between workers & clients and among workers. Intergrative linkages were hypothesized to be influenced by organizational factors at the HSC clinic level including HSC goals, sltrurture, authority, leadership style, resources, and personal characteristics of HSC staff. The extent or degree of integration, as measured by the intensity of integrative linkages, was in turn presumed to influence programme performance. Thus as indicated diagrammatically below, organizational factors constituted the independent variables, integration as the intervening variable and programme performance with respect to family planning and health services as the dependent variable: Concerning organizational factors, however, due to the limited number of HSCs (2 in the study area and 3 in the control area), they were studied by participatory observation of an anthropologist who was independent of the project. In this observation, we examined whether the assumed integration process actually occurred or not. If not, what were the constraints in producing an effective integration process. Summary of Findings; A) Program effects and impact 1. Effects on FP use: During this 2 year action period, FP acceptance increased from 58% in 1981 to 78% in 1984 in both the study and control areas. This increase in both areas was mainly due to the new family planning campaign driven by the Government for the same study period. Therefore, there was no increment of FP acceptance rate due to additional input of MW to the on-going FP program. But in the study area, quality aspects of FP were somewhat improved, having a better continuation rate of IUDs & pills and more use of effective Contraceptive methods in comparison with the control area. 2. Effects of use of MCH services: Between the study and control areas, however, there was a significant difference in maternal and child health care. For example, the coverage of prenatal care was increased from 53% for 1981 birth cohort to 75% for 1984 birth cohort in the study area. In the control area, the same increased from 41% (1981) to 65% (1984). It is noteworthy that almost two thirds of the recent birth cohort received prenatal care even in the control area, indicating that there is a growing demand of MCH care as the size of family norm becomes smaller 3. There has been a substantive increase in delivery care by medical professions in the study area, with an annual increase rate of 10% due to midwives input in the study areas. The project had about two times greater effect on postnatal care (68% vs. 33%) at delivery care(45.2% vs. 26.1%). 4. The study area had better reproductive efficiency (wanted pregancies with FP practice & healthy live births survived by one year old) than the control area, especially among women under 30 (14.1% vs. 9.6%). The proportion of women who preferred the 1st trimester for their first prenatal care rose significantly in the study area as compared to the control area (24% vs 13%). B) Effects on Interactive Linkage 1. This project made a contribution in making several useful steps in the direction of service integration, namely; i) The health workers have become familiar with procedures on how to work together with each other (especially with a midwife) in carrying out their work in FP/MCH and, ii) The health workers have gotten a feeling of the usefulness of family health records (statistical integration) in identifying targets in their own work and their usefulness in caring for family health. 2. On the other hand, because of a lack of required organizational factors, complete linkage was not obtained as the project intended. i) In regards to the government health worker's activities in terms of home visiting there was not much difference between the study & control areas though the MW did more home visiting than Government health workers. ii) In assessing the service performance of MW & health workers, the midwives balanced their workload between 40% FP, 40% MCH & 20% other activities (mainly immunization). However, $85{\sim}90%$ of the services provided by the health workers were other than FP/MCH, mainly for immunizations such as the encephalitis campaign. In the control area, a similar pattern was observed. Over 75% of their service was other than FP/MCH. Therefore, the pattern shows the health workers are a long way from becoming multipurpose workers even though the government is pushing in this direction. 3. Villagers were much more likely to visit the health sub-center clinic in the study area than in the control area (58% vs.31%) and for more combined care (45% vs.23%). C) Organization factors (admistrative integrative issues) 1. When MW (new workers with higher qualification) were introduced to HSC, it was noted that there were conflicts between the existing HSC workers (Nurse aids with less qualification than MW) and the MW for the beginning period of the project. The cause of the conflict was studied by an anthropologist and it was pointed out that these functional integration problems stemmed from the structural inadequacies of the health subcenter organization as indicated below; i) There is still no general consensus about the objectives and goals of the project between the project staff and the existing health workers. ii) There is no formal linkage between the responsibility of each member's job in the health sub-center. iii) There is still little chance for midwives to play a catalytic role or to establish communicative networks between workers in order to link various knowledge and skills to provide better FP/MCH services in the health sub-center. 2. Based on the above findings the project recommended to the County Chief (who has power to control the administrative staff and the technical staff in his county) the following ; i) In order to solve the conflicts between the individual roles and functions in performing health care activities, there must be goals agreed upon by both. ii) The health sub·center must function as an autonomous organization to undertake the integration health project. In order to do that, it is necessary to support administrative considerations, and to establish a communication system for supervision and to control of the health sub-centers. iii) The administrative organization, tentatively, must be organized to bind the health worker's midwive's and director's jobs by an organic relationship in order to achieve the integrative system under the leadership of health sub-center director. After submitting this observation report, there has been better understanding from frequent meetings & communication between HW/MW in FP/MCH work as the program developed. Lessons learned from the Seosan Project (on issues of FP/MCH integration in Korea); 1) A majority or about 80% of the couples are now practicing FP. As indicated by the study, there is a growing demand from clients for the health system to provide more MCH services than FP in order to maintain the achieved small size of family through FP practice. It is fortunate to see that the government is now formulating a MCH policy for the year 2,000 and revising MCH laws and regulations to emphasize more MCH care for achieving a small size family through family planning practice. 2) Goal consensus in FP/MCH shouBd be made among the health workers It administrators, especially to emphasize the need of care of 'wanted' child. But there is a long way to go to realize the 'real' integration of FP into MCH in Korea, unless there is a structural integration FP/MCH because a categorical FP is still first priority to reduce the rate of population growth for economic reasons but not yet for health/welfare reasons in practice. 3) There should be more financial allocation: (i) a midwife should be made available to help to promote the MCH program and coordinate services, (in) there should be a health sub·center director who can provide leadership training for managing the integrated program. There is a need for 'organizational support', if the decision of integration is made to obtain benefit from both FP & MCH. In other words, costs should be paid equally to both FP/MCH. The integration slogan itself, without the commitment of paying such costs, is powerless to advocate it. 4) Need of management training for middle level health personnel is more acute as the Government has already constructed 90 MCH centers attached to the County Health Center but without adequate manpower, facilities, and guidelines for integrating the work of both FP and MCH. 5) The local government still considers these MCH centers only as delivery centers to take care only of those visiting maternity cases. The MCH center should be a center for the managment of all pregnancies occurring in the community and the promotion of FP with a systematic and effective linkage of resources available in the county such as i.e. Village Health Worker, Community Health Practitioner, Health Sub-center Physicians & Health workers, Doctors and Midwives in MCH center, OBGY Specialists in clinics & hospitals as practiced by the Seosan project at primary health care level.

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