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양근우,허순영 한국경영과학회 2005 韓國經營科學會誌 Vol.30 No.1
In Knowledge Management Systems (KMS), tacit knowledge which is usually possessed as forms like know-how, experiences, and etc, is hard to be systemized while managing explicit knowledge is comparatively easy using information technology such as databases. Recent researches in knowledge management have shown that it is more applicable in many ways to provide expert search mechanism in KMS to pinpoint experts in the organizations with searched expertise so that users can contact them for help. In this paper, we propose an intelligent expert search framework to provide search capabilities for experts in similar or related fields according to the user's needs. In enabling intelligent expert searches, Fuzzy Abstraction Hierarchy (FAH) framework has been adopted, through which finding experts with similar or related expertise is possible according to the subject field hierarchy defined in the system. To test applicability and practicality of the proposed framework, the prototype system, knowledge Portal for Researchers in Science and Technology, was developed.
Uses and Gratification on eWOM Tourism Information
Yang,Sung-Soo,Huh,Hyang-Jin,Suh,Yong-Kun 세계문화관광학회 2009 Conference Proceedings Vol.10 No.0
This study draw on the uses and gratifications perspective in tourism information research to examine the tourist experience associated with website. The goal of this study is to investigate the extent to eWOM(electronic Word-of-Mouth) using motivation and gratification. In methodological sense, the survey was employed in user of destination search for travel and performed application with AVOVA for analysis. Data collecting method was a convenience sampling with face-to-face interview. A total of 600 questionnaires were collected from the survey and 577 questionnaires were coded for a data for analysis on this study. Data for the study were drawn from the user who have been travel information on eWOM. The findings deriving from this study are followings; First, Perception of using motivation is consist of 5 dimensions such as Self-Development, Information Acquisition, Enjoyment, Community, and Travel Cost. Second, The findings deriving from this study is a statistically significant difference in the relationship between the using dimensions and user propensity of eWOM tourism information. Finally, using motivation was positively related with behavioral intentions of making process.
신뢰 기반 경매 시스템에서의 퍼지를 이용한 신뢰도 측정과 신뢰도에 따른 거래 방식 추천
양근우,허순영 한국경영과학회 2003 韓國經營科學會誌 Vol.28 No.2
The explosive growth of the internet-based transactions requires not only a secure payment system but also an appropriate trust measuring methodology and secure transaction protocols to guarantee the minimal risk for the transacting entities involved in specific transaction. Especially, in internet auction systems where either buyers or sellers or both can be more than one in one transaction, providing those system that make sure no one transacting entity takes a major risk becomes critical. In this paper, an improved trust measuring method using a relationship-based internet community for an auction system is proposed. The proposed system incorporates fuzzy set and calculation concepts to help build trust matrices and models, which is used to measure the level of risk involved in a specific auction trade concerned. Also, to optimize the auction trade process in terms of cost and time, the proposed system recommends a differentiated trade protocol according to the risk level involved in each auction trade. To test the appropriateness of the proposed trusted auction system, a prototype system has been developed under a Widows-NT environment.
한인송,허건양 건국대학교 자연과학연구소 1998 建國自然科學硏究誌 Vol.9 No.2
튤립 구근생산시 정식 후 비닐터널재배에 의한 구근증식 촉진효과를 알아보기 위하여 11월 22일 정식 후 동계 피복과 춘계 피복실험을 수행한 결과는 다음과 같다. 생육은 노지재배구나 춘계 피복구보다 동계 피복구가 출아일과 개화일이 현저히 빨랐으며 출아율과 개화율도 현저히 높았다. 등급별 생산구근수도 노지재배구나 춘계 피복구보다 동계 피복구가 고도로 유의하게 많았으며 특히 2~4등구의 대구가 많이 생산되었다. 등급별 생산구근 중량도 노지재배구나 춘계 피복구보다 동계 피복구가 고도로 유의하게 많았으며 특히 2~4등구의 대구와 7등구 이하의 소구 합계에서도 더 많이 생산되었다. 우리나라의 튤립의 구근생산 재배시 동계 비닐 터널재배가 필요하다고 사료되었다. This study was conducted to investigate the effect of culture under row cover with plastic film on the increase of bulb production in Tulipa gesneriana L. 'Red Matador.' Tulip bulbs of 7~8cm dia. size were planted at November 22, covered with PE film at December 5 and March 1, and harvested June 2. Both days to sprouting and flowering of culture under row cover during winter were significantly promoted than field culture without cover. The rate of sprouting and the rate of flowering under winter tunnel were also significantly higher than on field. The number and weight increase of bulbs produced under tunnel were highly significant. Especially, bigger bulbs as 9~12cm size were produced under winter tunnel culture. It was assummed that winter tunnel culture of tulip bulb production was essential to prolong the bulb proliferation period in Korea.