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국립공원 탐방객의 개인적 규범에 따른 친환경행동의도와 국립공원관리정책 지지도 차이분석
류동균(Dong-gyun Ryu),박경심(Kyung-shim Park),김태훈(Tae-hun Kim),주영환(Young-hwan Ju) 한국관광연구학회 2016 관광연구저널 Vol.30 No.1
National parks are our natural and cultural heritage, and also the significant tourist destination. The number of visitors to national parks has been constantly increased. However, in spite of the increased visitors, the natural and cultural elements of National parks have also been devastated. If we consider that a visitor himself/herself is the agent of the devastation, it is important to identify factors that control his/her behaviors. This paper examined differences in national park visitors’ pro-environment behavioral intention and support for national park managerial policies by personal norm. We conducted on-site surveys along with conveniently selected visitors who visited the Seolaksan National Park from June 20 to August 31, 2014. We collected a total of 354 questionnaires but used only 315 questionnaires for data analysis after getting ridof 39 incomplete ones. We used independent t-tests to test research hypotheses. Major findings were: first, depending upon respondents’ strength of their personal norm, all of the 12 pro-environmental behaviors showed statisticallysignificant differences. Those who showed stronger personal norm indicated hinger level of pro-environmental behavior than their counterpart. Second, in terms of support for the national park managerial polices, there were statistically significant differences in only 5 of the 10 items by visitors’ personal norm, although those who showed stronger personal norm indicated stronger support for the items than their counterpart. We also discussed theoretical and practical implications of the research.
AdaBoost와 모션 검출을 이용한 실시간 얼굴 검출
류동균 ( Dong-gyun Ryu ),이재흥 ( Jae-heung Lee ) 한국정보처리학회 2017 한국정보처리학회 학술대회논문집 Vol.24 No.1
Viola와 Jones가 제안한 AdaBoost(Adaptive Boosting) 알고리즘은 기존의 물체 검출기에 비해 속도와 정확도 면에서 우수하여 실시간 물체 검출기로써 좋은 성능을 보인다. 하지만 여전히 많은 계산량 때문에 성능이 낮은 임베디드 환경에서는 실시간 검출에 대한 아쉬움이 있다. 본 논문에서는 계산량을 줄이기 위해 모션 검출을 통해 배경 영역을 제거하고 얼굴 영역을 추정한다. 제거된 배경 영역은 AdaBoost 알고리즘의 검출 과정에서 제외되며 추정된 얼굴 영역에 대해서만 검출을 하게 된다. 모션 검출은 Σ-Δ(Sigma-Delta) 배경 추정에 기반한 알고리즘을 사용한다.
국내 대형마트 이용고객의 소비자 가치가 로하스 의식과 상품구매에 미치는 영향
이수연 ( Soo Yeon Lee ),허진 ( Gin Hur ),류동균 ( Dong Gyun Ryu ) 한국호텔리조트학회(구 한국호텔리조트카지노산학학회) 2013 호텔리조트연구 Vol.12 No.1
This research is designed to investigate the types of consumer value which exists for the discount store consumer, how much the consumer understands Rohas, which became a trend after the wellbeing era, and what impact it has on buying behavior for displayed products at a discount store. By multiple regression analysis, hypothesis 1-1 showed that it does not have (+) effect since p-value for consumption orientation is 0.065, meaning that it is not significant. On hypothesis 1-2, p-value for individual value and consumption orientation is 0.084 and 0.467, respectively, meaning that it is not significant and does not have (+) effect. On hypothesis 2, individual value is 0.055, which is not significant, and did not have (+) effect on product purchase. And on hypothesis 3, we could understand that it was significant on the environment and purchase, having (+) effect on product purchase.