http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
치매 환자의 위치 추정과 자세 판단을 통한 상황 인지 및 대처 연구
박문기(Moon Ki Park),정슬(Seul Jung) 한국지능시스템학회 2020 한국지능시스템학회논문지 Vol.30 No.3
본 논문에서는 LiBeLo 시스템을 개발하여 치매 환자의 위치 추정 및 자세판단을 통하여 상황을 인지하고 대처 가능한 방안을 제시한다. LiBeLo 시스템은 치매 환자의 움직임을 파악하기 위해 허리에 착용 가능한 시스템으로 GPS 모듈을 통해 치매 환자의 위치를 추정하고 IMU 센서를 통해 환자의 자세를 판단한다. 가속도와 자이로센서를 위해서는 상보 필터를 사용하였다. 다양한 환경에서의 실험을 토대로, 지형에 영향 없이 위급상황의 자세를 판단할 수 있는 기준을 도출하였다. 만약 환자가 정해진 영역을 이탈하거나 자세에 위급상황이 발생하면 SNS에 상황을 개시하고 주위에 경고음을 출력하여 대처할 수 있도록 시스템을 구성하였다. This paper presents the situation recognition and decision of dementia patients through the location estimation and posture determination from the developed LiBeLo(Life Belt of Location) system. The LiBeLo is a wearable device at the waist to estimate the moving location of the demented patient by GPS and the condition monitoring by an IMU sensor. A complementary filter is used to fuse an accelerometer and a gyro sensor. A guideline of alert situation has been determined from the experimental data under various environments. When the dementia patient leaves the designated area or takes a lying posture for a long time, the system recognizes the situation and alarms by loading the situation to the SNS.
6차산업 체험 만족도에 따른 방문객의 재방문 동기에 관한 연구 - 화성송산포도축제를 중심으로 -
박문기 ( Park Moon-kee ),김진수 ( Kim Jin-su ),이진환 ( Lee Jin-hwan ),정길수 ( Jung Kil-soo ) 한국경영공학회 2020 한국경영공학회지 Vol.25 No.1
When considering the importance of the festival in the aspect of tourism development and local economy vitalization in Hwaseong, the accuracy diagnosis of reality related to current regional festival is required. In particular, it is necessary to prepare the plans of local festival vitalization to attract local residents and tourists since ‘Hwaseong Songsan Grape Festival’ should be in the direction to help the influx of tourists and cultural development for the local residents. It examines the elements making the residents and tourists related to Hwaseong local festival satisfy on the cultural tourism festival, and it will be able to seek for the better plan for developing local festival in Hwaseong as identifying the cause-effect relation between satisfaction factors and motivation of visitor's revisiting. The study was conducted focusing on ‘Hwaseong Songsan Grape Festival’ a representative cultural tourism festival in the region of Hwaseong. Although the result showed a tendency to coincide with the result of precedent studies, in the visiting motivation, it was found that the influence of experientiality and purchasingability was smaller than other elements that are deviant, sociability, interest, and cultural experientiality. Therefore, as a result, in the level of effectiveness increase through visiting motivation, it showed that improvement of satisfaction led to revisiting of behavior intention and effectiveness increase of recommendation intention. Moreover, it thought to be that since it should have complementary attraction of tourism, differentiating by securing various elements that effect on revisiting and recommendation intention can be the great foundation for increasing tourism of ‘Hwaseong Songsan Grape Festival’.
박문기(MoonKi Park),조재경(JaeKyong Cho) 한국자기학회 1998 韓國磁氣學會誌 Vol.8 No.6
Mn_(1-x)Cr_xPt₃ alloy films have been prepared by depositing (Mn, Cr)/Pt multilayers using a rf magnetron sputterer followed by heat treatment. Small and wide angle x-ray diffractometry, magnetic hysteresis loops and Kerr rotation angle spectra of the films have been measured and used to investigate structural, magnetic and magneto-optic properties of the films. The films had a crystal structure of ordered AuCu₃ type and the strong preferred orientation of a (111) plane parallel to the film surface. The saturation magnetization of the films was decreased with Cr content reaching almost zero near x = 0.58 and then increased for further increasement of Cr content up to x=0.77 over that stayed almost constant. This indicated that Cr atoms were antiferromagnetically coupled with Mn atoms. The magnetic easy axis of MnPt₃ (x = 0) film was parallel to the film surface but those of the films with x≥0.58 were perpendicular to the film surface. The coercivity of the films with x≥0.58 increased as Cr content increased reaching about 4 kOe at x = 1(CrPt₃). The dependence of the Kerr rotation angle on the Cr content was similar to that of the saturation magnetization on the Cr content. The films with x = 0.77 and x = 1 showed the larger Kerr rotation angle at the wavelengths of near infrared compared to the magneto-optic recording medium, TbFeCo, currently being used.