http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
뇌반구에 위치한 양성신경교종의 악성전환에 대한 임상적 연구
조근태,곽호신,정희원,백선하,정영섭,김동규,조병규,Cho, Keun-Tae,Gwak, Ho-Shin,Jung, Hee-Won,Paek, Sun-Ha,Chung, Young Seob,Kim, Dong Gyu,Cho, Byung Kyu 대한신경외과학회 2001 Journal of Korean neurosurgical society Vol.30 No.7
Introduction : It has been reported that the survival of low-grade glioma patients depends upon the time of malignant transformation. The authors presents the clinical analysis of histologically proven trasformed gliomas. Materials and Method : A total 92 patients who were consecutively treated and histologically confirmed hemispheric low-grade gliomas between 1980 and 1998 were analyzed and followed. All cases meet the criteria of WHO glioma classification of grade II. Results : The mean follow-up period was 73 months. Twenty two among 92 cases(24%) were histologically proven to be transformed into malignant ones. The mean time to transformation was 56 months. The 5-year and 10-year survival rates of the transformed group were 66% and 30% respectively and significantly different from the survival rates of the non-transformed group(p=0.0018). Among clinical factors at presentation, the initial tumor volume had a tendency to be larger in the transformed group than that of the non-transformed group and became significant when it was divided into more than $30cm^3$ or not(p=0.02). Among therapeutic factors, the extent of removal had no influence on the rate of malignant transformation. But postoperative radiation therapy were more frequently given to the pre-transformed group than the non-transformed group and the frequency was significantly different(p=0.02). Conclusions : The authors had found that the initial tumor volume and radiation therapy could be clinical prognostic factors for the malignant transformation of low-grade gliomas.
New Criteria for the Consistency in Reasonable Pairwise Comparison Matrices
Jae-Bum Kim(김재범),Yong-Gon Cho(조용곤),Yun-Bae Kim(김윤배),Keun-Tae Cho1(조근태) 대한산업공학회 2010 대한산업공학회지 Vol.36 No.1
The Analytic Hierarchy Process (AHP) has been applied widely in various decision making fields. One of advantages of the AHP is the consistency test. However, it has several problems such as the limit of its concept, the limit of 9 scales and stern criteria, contradictory pairwise comparison. In this paper, we propose new criteria for the consistency with more realistic and ideal conditions. To derive the criteria, we conduct the simulation and use the bootstrap method, which is one of resampling techniques in the simulation area.
정부 연구개발 사업의 성과평가 : 식품의약품안전청의 사례
조근태(Cho Keun-Tae),홍순욱(Hong Soon-Wook),조용곤(Cho yong-Gon),김동술(Kim Dong-Sul),최현철(Choi Hyen-Cheol) 한국기술혁신학회 2006 기술혁신학회지 Vol.9 No.3
본 연구는 정부 연구개발 사업이 갖는 고유한 기관 특성을 실제로 평가에 반영하면서 지난 6년간의 식약청 연구개발 사업을 새롭게 조명해 보는 것을 목적으로 한다. 즉, 식약청의 연구개발 성과를 보다 올바르게 이해하고 평가할 수 있도록 식약청의 특성에 맞는 구체적인 평가기준을 제시하고, 그 것에 의한 성과평가를 실시해 봄으로써 식약청의 연구개발 사업을 평가하는 새로운 틀을 제시해 보고자 한다. 또한, 식약청 사례를 통하여 정부 연구개발 사업의 책무성과 지속성을 동시에 담보할 수 있는 새로운 관점과 시사점을 제공하고자 한다. The purpose of this report is to suggest a new set of evaluation criteria which emphasizes the aspects of outputs and outcomes, and, therefore, reflects a portion of unique features of the KFDA's R&D programmes. Using the criteria, we demonstrate that the overall performance of KFDA's R&D programmes should be re-evaluated, and underscore that the characteristics and mission of a specific institute is also important in evaluating its performance. The results reveal that the overall performance of KFDA's R&D effort is more positive than what has been known. This difference essentially stems from the difference between the present that are universal but stiff and the suggested criteria that are based on missions of and results possibly achieved by the institute. In this regard the approach used in this case study could be taken into account in improving the evaluation system of government R&D programmes.
농업환경 분야의 미래유망기술 및 전략기술에 관한 우선순위 재설정
조근태 ( Keun Tae Cho ),주진호 ( Jin Ho Joo ),옥용식 ( Yong Sik Ok ),신봉철 ( Bong Chul Shin ),김지용 ( Jee Yong Kim ),이종인 ( Jong In Lee ) 한국환경농학회 2008 한국환경농학회지 Vol.27 No.4
The objective of this study was to set priority for future core technologies in agricultural and environmental science using analytic hierarchy process(AHP). Forty-six technologies were derived by specialist meetings. Evaluation criteria, for setting the priority were decided as `technology`, `marketability`, and `public`. Eighteen specialists in agricultural and environmental science answered to the questionnaire for AHP. As the results, `technology` was decided as the most important evaluation criterion. The `Feasibility` in `technology` criterion, `Market Growth` in `marketability` criterion, and `Impact to other industry` in `public` criterion were decided as sub-criteria in each criterion. The most important technology was `Risk assessment of toxic heavy metals and establishment of accreditation criteria for environmentally friendly agricultural products.
조근태(Keun-Tae Cho),박윤문(Youn Moon Park),신동화(Dong-Hwa Shin),이종인(Jong-In Lee) 한국원예학회 2004 원예과학기술지 Vol.22 No.2
The study was designed to forecast and derive future core technologies using Delphi method for the postharvest management in Korea. The target of the survey for Delphi is confined to specialists in the area of postharvest technology. Sixty-three core technologies for the future were first derived through broad survey by 12 specialist panels and Delphi survey was performed on the selected technologies based on the answers from 23 specialists. Questions were given to each specialist groups corresponding to the selected technology in order to survey importance, realization time, level of research and development (R&D) in Korea and foremost country, leading group of R&D, effective policy, etc. Realization time expected was within the year of 2010 for all the technology. Time differences from that in developed countries were 0 year for 5%, one year for 22% and two year for 44% of technologies indicating that level of postharvest technologies in Korea were close to that in the developed countries. Among the 6 sub-class areas of postharvest agriculture, importance index was highest, reaching 78.4%, in the area of quality control. In contrast, technology development level was highest in the area of distribution, which was evaluated as 66.8%. Combined analysis of the importance index and the development level suggests 16 technologies which have high developing potential. More than 50% panelists preferred industry-university-research center cooperation as a desirable approach to technology development. Likewise, most preferred technology developer was industry-university cooperative. As the most basic supporting policy for technology development, expansion of research fund was ranked on the top receiving 34% positive answers. The results of the present survey could be used as a strong tool to make agriculture for core and strategic industry that has high value-added in the 21st century.
중소기업 기술신용평가모델 표준화안의 구조 타당성 검증 및 개선
조근태 ( Keun Tae Cho ),조용곤 ( Yong Gon Cho ),김재범 ( Jae Bum Kim ),양동우 ( Dong Woo Yang ) 기술경영경제학회 2006 Journal of Technology Innovation Vol.14 No.1
Recently, it has become important to establish a technology appraisal system because of increasing a service of technology credit guarantee. Also, there have been many efforts to evaluate a technology in the advanced countries. The technology/credit appraisal model which can measure firms` performance was suggested by Small and Medium Business Administration. In this paper, we analyze a structural validity of the model by confirmatory factor analysis and estimate the model which can distinguish whether an investment is possible or not by discriminant analysis.