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Implementation of Antimicrobial Stewardship Programs in End-of-Life Care
권기태 대한감염학회 2019 Infection and Chemotherapy Vol.51 No.2
Many terminal patients at the end-of-life have been receiving antimicrobial therapy despite concerns including futile use, potential lack of efficacy, increased patient burden, excess costs, high risk of adverse effects, and increased antimicrobial resistance. Thus, the implementation of antimicrobial stewardship programs (ASPs) in end-of-life care needs to be discussed. But, the topics of antimicrobial therapy and ASPs have not been addressed in the Life-Sustaining Treatment Decision Act enacted in the Korea in February 2016. Antimicrobial therapy should be included in the decision-making framework for end-of-life care similar to other life-sustaining treatment decisions. If the antimicrobial therapy is legally considered as a life-sustaining treatment which can be withdrawn or withheld in patients at the end-of-life, the feasibility of implementing ASPs among this patient population may improve. Various researches on antimicrobial therapy for patients at the end-of-life need to be conducted and collaborations are required between ASPs professionals and many other concerned parties involved in the legislative process of the Life-Sustaining Treatment Decision Act. This review aims to summarize previous studies on the use of antimicrobials for end-of-life care and reveal important aspects for applying ASPs to this population in Korea.
권기태,박혜자 한국소프트웨어감정평가학회 2012 한국소프트웨어감정평가학회 논문지 Vol.8 No.1
Now at the time in which software industry has become the core of national competitiveness, estimating the accurate budget at the initial phase of software business got recognized as one of the important factors in the success or failure of software business. This paper proposes improved software maintenance and operation cost estimation guideline in order to estimate more accurately after surveying realistic problems. It also defines the task of software maintenance and operation and sets the scope of them. It presents the model for fixed cost to make accurate estimation, which allow the regular task. Furthermore, it proposes the model for variable cost to make rational estimation, which allow the maintenance and문 operation jobs.
권기태 한국소프트웨어감정평가학회 2015 한국소프트웨어감정평가학회 논문지 Vol.11 No.2
Appraisal of the completeness of a computer program is carried out in various forms such as the calculation of completeness ratio on the development process, defect ratio, calculation of development costs and re-development costs. The guidelines of the appraisal of completeness of a computer program is presented to promote phased execution content so that it can be used as a guideline for the appraisal of completeness, it is applied to the practical appraisal work for the completeness and calculation of development cost of the computer program. The emphasis in order to provide examples of the variety of artifacts required to complete the appraisal work, the person in charge to be able to seek a solution in particular the appraisal complaint. In this paper, it is configured as a basic document to introduce the guidelines of these appraisals of the completeness of a computer program.
권기태 한국소프트웨어감정평가학회 2015 한국소프트웨어감정평가학회 논문지 Vol.11 No.1
Software configuration management is identifying software items in the system that can be produced during the software life cycle. And it defines, creates, modify, distributes, reports the correction request for software items, manages in a single process. Effective software configuration management is to ensure consistency, and accuracy. In this study, we present the guideline for the entire configuration management process so that it can be managed consistently the configuration of software development artifacts, work procedures, artifacts. This study is based on the standard process(TTAS.KO-09.0038) of the public part SW business and the standard of life cycle process of software(ISO / IEC 12207 2008 software and system engineering life cycle). This guideline is configured to maintain the activities of ‘detailed instructions on software project management supervision’ and maintain mutual compatibility of them.
권기태 한국소프트웨어감정평가학회 2011 한국소프트웨어감정평가학회 논문지 Vol.7 No.1
Life-Cycle Cost is defined as a sum of the cost related to the purchase, possession, and use of products, system and service in a specific period. This means that life-cycle cost is a cost needed to possess and manage the facilities, production system and the products. Life-Cycle Cost analysis reflects the present and future cost of the official period. So, it becomes a tool that is used to evaluate and compare the alternatives. The fact that life-cycle cost analysis is a general tool that can express the many aspects of the cost and time in the standards of equivalent capital. This paper proposes the software life-cycle cost analysis methods by adapting the general analysis techniques to the software projects.
권기태,이나영 한국소프트웨어감정평가학회 2019 한국소프트웨어감정평가학회 논문지 Vol.15 No.1
Software dimension reduction identifies the commonality of elements and extracts important feature elements. So it reduces complexity by simplify and solves multi-collinearity problems. And it reduces redundancy by performing redundancy and noise detection. In this study, we proposed defect severity-based dimension reduction model. Proposed model is applied defect severity-based NASA dataset. And it is verified the number of dimensions in the column that affect the severity of the defect. Then it is compares and analyzes the dimensions of the data before and after reduction. In this study experiment result, the number of dimensions of PC4's dataset is 2 to 3. It was possible to reduce the dimension.
권기태 한국소프트웨어감정평가학회 2020 한국소프트웨어감정평가학회 논문지 Vol.16 No.1
The software development cost appraisal is treated as a part of the program completion appraisal, and the software engineering methodology is applied. In particular, software cost estimation techniques have been actively applied. For more information about the software development costs calculation, we can refer to the "SW cost estimation guide". Although successful appraisal of a number of development costs based on the guide has been processed, but a number of cases requiring discussion of appraisal results have been discovered. In this study, we propose a use case-based size estimation method to maintain the accuracy and consistency of size estimation. As a result of performing performance evaluation of the proposed method in an environment similar to the development cost appraisal case, it was proved that the accuracy was improved over the existing function points method.
권기태 한국소프트웨어감정평가학회 2013 한국소프트웨어감정평가학회 논문지 Vol.9 No.1
One of the biggest factors of software projects failure is that we can’t understand, analyze, document, manage, and control the complex requirements from various stakeholders. In other words, incorrect requirements and specifications have created many problems of unclear business purpose and scope, bad business forecasting, and the problem of low quality and it is possible to cause problems of the development cost. In order to solve these problems, a clear specification of requirements should be made. We suggest cost estimation method that utilizes successful bid difference challenges of SW business, which was determined by using a clear specification of such scope changes. First, the general business environment of SW scope modification and operational status are analyzed. Based on the results of this analysis, the key success factors of scope change management tasks and prerequisite information is derived. Finally, we suggest the cost estimation method taking advantage of the difference between successful paid bids.