• Title/Summary/Keyword: Process Discovery

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A Study on Selection Process of Web Services Based on the Multi-Attributes Decision Making (다중 속성 의사결정에 의한 웹 서비스 선정 프로세스에 관한 연구)

  • Seo Young-Jun;Song Young-Jae
    • The KIPS Transactions:PartD
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    • v.13D no.4 s.107
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    • pp.603-612
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    • 2006
  • Recently the web service area is rapidly growing as the next generation IT paradigm because of increase of concern about SOA(Services-Oriented Architecture) and growth of B2B market. Since a service discovery through UDDI(Universal Description, Discovery and Integration) is limited to a functional requirement, it is not considered an effect on frequency of service using and reliability of mutual relation. That is, a quality as nonfunctional aspect of web service is regarded as important factor for a success between consumer and provider. Therefore, the web service selection method with considering the quality is necessary. This paper suggests the agent-based quality broker architecture and selection process which helps to find a service providing the optimum quality that the consumer needs in a position of service consumer. A theory of agent is accepted widely and suitable for proposed system architecture in the circumstance of distributed and heterogeneous environment like web service. In this paper, we considered the QoS and CoS in the evaluation process to solve the problem of existing researches related to the web service selection and used PROMETHEE(Preference Ranking Organization MeTHod for Enrichment Evaluations) as an evaluation method which is most suitable for the web service selection among MCDM approaches. PROMETHEE has advantages that solve the problem that a pair-wise comparison should be performed again when comparative services are added or deleted. This paper suggested a case study with the service composition scenario in order to verify the selection process. In this case study, the decision making problem was described on the basis of evaluated values for qualities from a consumer's point of view and the defined service level.

Autophagy-Is it a preferred route for lifespan extension?

  • Dwivedi, Meenakshi;Ahnn, Joo-Hong
    • BMB Reports
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    • v.42 no.2
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    • pp.65-71
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    • 2009
  • Autophagy, which is a process of self eating, has gained interest in the past decade due to its both beneficial and controversial roles in various biological phenomena. The discovery of autophagy genes (ATG) in yeast has led to focused research designed to elucidate the mechanism and regulation of this process. The role of autophagy in a variety of biological phenomena, including human disease, is still the subject of debate. However, recent findings suggest that autophagy is a highly regulated process with both beneficial and negative effects. Indeed, studies conducted using various model organisms have demonstrated that increased autophagy leads to an extended lifespan. Despite these findings, it is still unknown if all pathways leading to extended lifespan converge at the process of autophagy or not. Here, an overview of modern developments related to the process of autophagy, its regulation and the molecular machinery involved is presented. In addition, this review focuses on one of the beneficial aspects of autophagy, its role in lifespan regulation.

Discovery of the disease and medical explanation -focusing on smallpox- (병증(病症)의 발견(發見)과 의학적(醫學的) 설명(說明) -두창(痘瘡)을 중심으로-)

  • Kim, Min Soo
    • The Journal of Korean Medical History
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    • v.15 no.2
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    • pp.45-58
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    • 2002
  • Appearance of a new disease can be seen as a raising a question to the established medicine system. If the problem can not be solved, the established medicine system becomes a degenerating program. So, the process of discovering the nature of a disease and giving a medical explanation was studied focused on smallpox. When smallpox was infected in the begining, many were killed especially mortality of young people were high. It is a general process of contagious diseases known as an epidemic. When the plague is prevalent continuously, it comes to stay and becomes a pediatric disease called smallpox. Time of discovering the nature of smallpox and giving a medical explanation and the time that came to stay are correspondant. This process of medical explanation is a dialectical process.

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Efficient Method of "Conformance Checking" in Process Mining (프로세스 마이닝에서의 효율적인 적합성 판단 기법)

  • Kim, Gwang-Bok;Heu, Shin
    • Proceedings of the Korean Information Science Society Conference
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    • 2010.06c
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    • pp.66-71
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    • 2010
  • BPMS, ERP, SCM 등 프로세스 인식 정보시스템들이 널리 쓰이게 되면서 프로세스 마이닝에 대한 연구가 활발하게 이루어지고 있다. 프로세스 마이닝은 프로세스가 실행되는 동안 저장된 이벤트 로그로부터 정보를 추출하는 기법이다. 추출된 로그정보는 비즈니스 프로세스의 분석 및 재설계에 사용될 프로세스 모델을 생성하게 된다. 프로세스 마이닝 기법은 프로세스의 자동화 및 기업의 업무정보들을 관리하는 프로세스 기반 정보시스템의 정확성 및 효율성을 위한 중요한 부분을 차지하지만 현재까지의 연구는 생성된 이벤트 로그로부터 프로세스 모델을 재설계하는 프로세스 발견 기법 (Process Discovery Technique)을 적용한 부분에서만 활발히 진행되었다. 프로세스 마이닝은 프로세스 발견 기법 외에도 프로세스 적합성검사 기법 (Process Conformance Checking Technique) 및 프로세스 확장 기법 (Process Extension Technique)이 존재한다. 이들은 많은 프로세스 발견 기법에 대한 연구들이 진행되고 나서야 최근 프로세스 마이닝의 이슈로 떠오르고 있다. 본 논문에서는 프로세스 적합성 검사를 위해 수집된 이벤트 로그와 기존에 나와 있는 여러 가지 프로세스 발견 알고리즘을 통해 생성된 프로세스를 수치적으로 비교할 수 있는 두 가지 애트리뷰트를 제시하였다.

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Activation method of inquiry activity for students playing a leading role in teaching and learning by applying the van Hiele's learning process by stages in undergraduate pre-service teachers' mathematics class (van Hiele의 단계적 교수법에 근거한 예비교사들의 수학 수업에서 탐구 활동의 활성화 방안 탐색)

  • Hwang, Seok-Yoon;Kim, Ik-Pyo
    • Journal of the Korean School Mathematics Society
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    • v.18 no.1
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    • pp.39-60
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    • 2015
  • It is one of the fundamental issues that students in teaching and learning process should take a proactive role in school mathematics. Inquiry or discovery learning in school mathematics is the specific method for students to participate in lessons on their own initiative, which is supported by many scholars in mathematics education. In this paper, we investigate pre-service teachers' perspectives of Inquiry or discovery learning by intensively analyzing information and guided orientation in teaching practice. From this, we find the direction of the pre-service teacher training program for carrying out pre-service teachers' role to help students to take a proactive role in school mathematics.

Analysis of Link Stability Based on Zone Master for Wireless Networks (무선네트워크에서 존 마스터 기반의 링크 안정성 해석)

  • Wen, Zheng-Zhu;Kim, Jeong-Ho
    • KIPS Transactions on Computer and Communication Systems
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    • v.8 no.3
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    • pp.73-78
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    • 2019
  • Due to frequent topology changes in wireless networks, inter-node link disconnection and path re-establishment occur, causing problems such as overloading control messages in the network. In this paper, to solve the problems such as link disconnection and control message overload, we perform path setup in three steps of the neighbor node discovery process, the route discovery process, and the route management process in the wireless network environment. The link stability value is calculated using the information of the routing table. Then, when the zone master monitors the calculated link value and becomes less than the threshold value, it predicts the link disconnection and performs the path reset to the corresponding transmitting and receiving node. The proposed scheme shows a performance improvement over the existing OLSR protocol in terms of data throughput, average path setup time, and data throughput depending on the speed of the mobile node as the number of mobile nodes changes.

A Bio-Edutainment System to Virus-Vaccine Discovery based on Collaborative Molecular in Real-Time with VR

  • Park, Sung-Jun
    • Journal of the Korea Society of Computer and Information
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    • v.25 no.6
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    • pp.109-117
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    • 2020
  • An edutainment system aims to help learners to recognize problems effectively, grasp and classify important information needed to solve the problems and convey the contents of what they have learned. Edutainment contents can be usefully applied to education and training in the both scientific and industrial areas. Our present work proposes an edutainment system that can be applied to a drug discovery process including virtual screening by using intuitive multi-modal interfaces. In this system, a stereoscopic monitor is used to make three-dimensional (3D) macro-molecular images, with supporting multi-modal interfaces to manipulate 3D models of molecular structures effectively. In this paper, our system can easily solve a docking simulation function, which is one of important virtual drug screening methods, by applying gaming factors. The level-up concept is implemented to realize a bio-game approach, in which the gaming factor depends on number of objects and users. The quality of the proposed system is evaluated with performance comparison in terms of a finishing time of a drug docking process to screen new inhibitors against target proteins of human immunodeficiency virus (HIV) in an e-drug discovery process.

An Ethnographic Research Study on Childbearing Process of Mother with Children in Korea (자녀를 둔 어머니의 출산과정 경험)

  • Kim, Young-Hee
    • Women's Health Nursing
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    • v.7 no.3
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    • pp.271-283
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    • 2001
  • The childbearing process is a sociocultural phenomenon of a woman who gives birth to a child as well as a biological phenomenon. The purpose of this ethnographic research study was to explore the experience of childbearing process of mothers with children from pregnancy to the 3 months postpartum in Korea and to understand deeply the perspectives of childbearing women reflected on Korean sociocultural values. A convenient sample of 10 childbearing women were observed from January to October 2000 through field work in Seoul, Korea. Data analysis was accomplished under ongoing process. The results of this study were as follows : The mothers with children experienced self-reflection, family relation, and physical adaptation during pregnancy. In self-reflection, all mothers experienced universality and diversity in their self-discovering process. The universal experiences were maturation, life with family and priority on maternal value between being a mother and a woman. The diverse experiences were taking a dual role of working mother, emotional drift of a resigned mother, and disheartened life of a mother who has two daughters. In family relation, the foundation of the new marital relationship were attained during childbearing process and sexual life were changed for the benefit of a healthy mother and a healthy baby. All mothers established friendly relations with their mothers, but established friendly or conflicting or constraining relations with their mother-in-laws due to husband based family culture. In physical adaptation, the informants endured well the physical discomfort and recognized general appearance change. Also maternal-fetal interaction occurred and mothers realistically felt motherhood and accepted themselves as mother-to-be. The mothers prepared for the best delivery, look for a safe childbirth center, newborn goods, endorsed family coping during hospitalization and responded labor pain to make it more endurable, less painful, fast passed owing to labor recognition of the natural process to be a mother. After childbirth, they felt emancipation, satisfaction, accomplishment, more easiness, actually feeling as mother-to-be, emptiness, and showed response to the sex of newborn. Their Sanhujori practice was different according to the Sanhujori environment including provider, place, time in postpartum and reflected on Sanhubyung. The mothers felt actually mother-to-be and happiness during lactation regardless of feeding pattern. These mothers had a different maternal image about rearing subjecthood through their child-rearing experience. But all mothers felt need for family support and social support. The universal rearing response were actual feeling of mother-to-be, a strenuous experience, a pride on child-rearing, confusion, reflecting marital relationship, and wondering rivalry among children. In conclusion, mother of all with children went through self-discovery, self-reflection and made connections with the family as a mother and as a woman simultaneously during the childbearing process. Therefore it is suggested when harmony and balance between a mother and a woman is accomplished, the woman will lead a healthy and high quality of life. Also, this study sought to confirm the sociocultural factors affecting the childbearing process from the perspectives of the women with children. Therefore health care providers must understand deeply the childbearing women with children based on this finding of and try a integrative approach with new ideology of maternity with biocultural perspectives in a clinical setting.

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Inferring Undiscovered Public Knowledge by Using Text Mining-driven Graph Model (텍스트 마이닝 기반의 그래프 모델을 이용한 미발견 공공 지식 추론)

  • Heo, Go Eun;Song, Min
    • Journal of the Korean Society for information Management
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    • v.31 no.1
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    • pp.231-250
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    • 2014
  • Due to the recent development of Information and Communication Technologies (ICT), the amount of research publications has increased exponentially. In response to this rapid growth, the demand of automated text processing methods has risen to deal with massive amount of text data. Biomedical text mining discovering hidden biological meanings and treatments from biomedical literatures becomes a pivotal methodology and it helps medical disciplines reduce the time and cost. Many researchers have conducted literature-based discovery studies to generate new hypotheses. However, existing approaches either require intensive manual process of during the procedures or a semi-automatic procedure to find and select biomedical entities. In addition, they had limitations of showing one dimension that is, the cause-and-effect relationship between two concepts. Thus;this study proposed a novel approach to discover various relationships among source and target concepts and their intermediate concepts by expanding intermediate concepts to multi-levels. This study provided distinct perspectives for literature-based discovery by not only discovering the meaningful relationship among concepts in biomedical literature through graph-based path interference but also being able to generate feasible new hypotheses.

Assessment Model of Core Manufacturability to Promote Collaboration of Small and Medium Sized Mold Companies (중소 금형업체 협업지원을 위한 핵심 제조역량 평가 모델 개발)

  • Shin, Moon-Soo;Lee, San-Gil;Ryu, Kwang-Yeo;Joo, Jae-Koo
    • IE interfaces
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    • v.25 no.1
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    • pp.52-63
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    • 2012
  • Up-to-date enlargement of the scale of global outsourcing has brought about the need of systematic and efficient tools for competitive supplier discovery located in various areas. A web-based business supporting system, referred to as Excellent Manufacturer Scouting System(EMSS), is being developed to serve core business functions including supplier discovery, negotiation, and collaboration between overseas buyers and domestic suppliers throughout the process of supply chain formation. In this paper, a supplier assessment model devoted to evaluation of core manufacturing capability is proposed by targeting small and medium sized mold companies. The assessment model will eventually be loaded to EMSS. Even if many well-designed models for supplier assessment have been presented in literature, most of them limit the evaluation criteria to somewhat general information on a given supplier, such as cost, delivery time, quality, rather than core manufacturing capability itself. This research is pioneering work on supplier assessment from the viewpoint of manufacturability. The proposed assessment model classifies assessment indices into six criteria, which have been drawn by intensive survey and analysis of the mold industry. Actual assessment indices for each criterion are also presented along with an exemplary evaluation result.