• 제목/요약/키워드: Complementary Movement

검색결과 54건 처리시간 0.026초

뇌졸중 환자에서 양손 보완운동의 운동형상학 (Kinematics of Bimanual Complementary Movement in Stroke Patients)

  • 김태훈
    • 한국콘텐츠학회논문지
    • /
    • 제15권4호
    • /
    • pp.342-349
    • /
    • 2015
  • 본 연구는 뇌졸중 환자를 대상으로 양손 보완운동 및 한손운동을 수행하는 동안 환측의 움직임을 측정하여, 양손 보완운동의 효과를 검증하고자 수행되었다. 대상자는 부산지역에 거주하는 뇌졸중 후 편마비 환자 중 12가지 기준을 적용하여 30명을 선정하였다. 과제 수행 동안 환측의 움직임 특성을 측정하기 위해 피트메터(Fitmeter) 가속도계를 부착하여 신호벡터크기(Signal Vector Magnitude: SVM), 최고 가속도(peak acceleration), 최고 감속도(peak deceleration)를 측정하였다. 연구 결과 양손 보완운동은 한손운동보다 수행시간이 짧았고(p<0.05), 신호벡터크기가 감소하였다(p<0.05). 따라서 뇌졸중 환자가 일상생활동작을 수행할 때 환측만 사용하는 것보다 건측을 보완적으로 사용하는 것이 운동형상학적으로 움직임 향상에 도움이 될 것으로 생각된다.

센서융합에 의한 이동로봇의 주행성 연구 (A Study In Movement of Wheeled Mobile Robot Via Sensor Fusion)

  • 신회석;홍석교;좌동경
    • 대한전기학회:학술대회논문집
    • /
    • 대한전기학회 2005년도 학술대회 논문집 정보 및 제어부문
    • /
    • pp.584-586
    • /
    • 2005
  • In this paper, low cost inertial sensor and compass were used instead of encoder for localization of mobile robot. Movements by encoder, movements by inertial sensor and movements by complementary filter with inertial sensor and compass were analyzed. Movement by complementary filter was worse than by only inertial sensor because of imperfection of compass. For the complementary filter to show best movements, compass need to be compensated for position error.

  • PDF

보완.대체의학에 대한 시론 - 세계의 동향과 보건정책적 시사 - (Challenge of Complementary and Alternative Medicine - Worldwide Currents and Health Policy Implications -)

  • 박종구;김춘배;최서영;김달래;전세일;이선동;이종찬;강명근;조경숙
    • 보건행정학회지
    • /
    • 제10권1호
    • /
    • pp.1-30
    • /
    • 2000
  • One form of complementary and alternative medicine (CAM), oriental medicine has developed differently from the western medicine under its own environment and history. Western medicine was introduced to Korea about 120 years ago. But unfortunately, there still is an indisputable lack of cooperative movement between oriental medicine & western medicine. However, the market share of CAM has grown markedly in most industrialized countries (the United States, Europe, Australia, and Asia). In these countries, alternative medicine such as acupuncture and herbal remedies was adopted as a "complementary" therapies of mainstream medicine, to calm the symptoms of terminal illness. Recently in Korea, there was a movement to cooperate oriental medicine & western medicine. However, until this time in Korea, there was a conflict between oriental medicine & western medicine. They blame each other. Such as "Other side is guilty of improper evaluation of patients, possibly suppressing effective therapies of their own side and profit-motivated". Though most western medicine practitioners criticize oriental medicine, the level of adopting alternative forms of health care by the public and by some western medicine practitioners will continue to increase. Therefore oriental medicine & western medicine share a mutual responsibility to apply evidence-based practices, to seek scientific empirical proof through planned interventions, and to increase the quality of health care.lity of health care.

  • PDF

보행자의 실내 위치 추정 정확도 향상을 위한 다양한 센서 정보 필터 (Sensor Information Filter for Enhancing the Indoor Pedestrian Localization Accuracy)

  • 김주영;이수용
    • 로봇학회논문지
    • /
    • 제7권4호
    • /
    • pp.276-283
    • /
    • 2012
  • Due to the low localization accuracy and the requirement of special infrastructure, current LBS(Localization Based Service) is limited to show P.O.I.(Point of Interest) nearby. Improvement of IMU(Inertial Measurement Unit) based deadreckoning is presented in this paper. Additional sensors such as the magnetic compass and magnetic flux sensors are used as well as the accelerometer and the gyro for getting more information of movement. Based on the pedestrian movement, appropriate sensor information is selected and the complementary filter is used in order to enhance the accuracy of the localization.

최적의 전동휠체어 시트 평형유지를 위한 상호보안 필터 기반의 스마트 제어 시스템 연구 (Optimal Power Maintain of Electric Wheelchair by using Applying Complementary Filter on the Smart Control System)

  • 박상현;김진술
    • 디지털콘텐츠학회 논문지
    • /
    • 제16권3호
    • /
    • pp.355-363
    • /
    • 2015
  • 본 논문에서는 ATmega기반의 스마트 제어보드를 이용하여, 지형의 경사로에 따라 실시간으로 전동휠체어의 시트를 제어하는 시스템을 제안한다. 스마트 제어보드에는 자이로 및 가속도 센서와 Tilt센서가 포함되어 있으며, 전동휠체어가 다양한 경사로 지형을 지나갈 때 실시간으로 2개의 센서를 이용하여, 지형을 파악할 수 있도록 구성되었다. 본 논문에서는 정확한 지형을 파악할 수 있도록 자이로 센서와 가속도 센서 기반에 상호보안 필터를 적용하여, 전동휠체어가 이동 중에 출력되는 센서 값의 노이즈를 해결하였다. 이를 기반으로 전동휠체어가 이동시 센서 출력 값의 노이즈로 인하여, 시트가 지속적으로 흔들리지 않고 안정적으로 시트 평행을 유지하는 것을 확인할 수 있다. 본 논문에서는 사용자의 편의를 위해 전동휠체어에 익숙하지 않은 사람들이 쉽게 제어할 수 있도록 스마트 폰 기반의 제어 플랫폼을 제공한다. 스마트 폰의 제어플랫폼은 전동휠체어의 현재 상태를 실시간으로 모니터링 할 수 있으며, 욕창 방지와 관련하여, 시트의 기울기를 임의적으로 제어할 수 있도록 도와준다.

담배 모자이크 바이러스 한국고추계통에서 분리한 이동 단백질 유전자의 염기서열 분석 (Nucleotide Sequence Analysis of Movement Protein Gene from Tobacco Mosaic Virus Korean Pepper (TMV-KP) Strain)

  • 이재열;정동수;장무웅;최장경
    • 한국식물병리학회지
    • /
    • 제11권1호
    • /
    • pp.87-90
    • /
    • 1995
  • Complementary DNA of the movement protein (MP) gene of tobacco mosaic virus Korean pepper strain (TMV-KP) was synthesized from purified TMV-KP RNA by using the reverse transcription and polymerase chain reaction (PCR) system. The synthesized double stranded cDNA was cloned into the plasmid pUC9 and transformed into Escherichia coli JM110. The movement protein gene of TMV-KP of the selected clones was subjected to sequence analysis by Sanger's dideoxy chain termination method. The complete sequence of viral MP gene from TMV-KP strain was 807 nucleotides long. The nucleotide of MP gene from TMV-KP has thirteen and two nucleotide differences from TMV vulgarae (TMV-OM) and Korean (TMV-K) strains, respectively. Thus, the nucleotide sequence of TMV-KP MP gene showed higher homology of 99% with that of TMV-K MP gene.

  • PDF

박물관 전시부문의 관람객 유도사인과 공간구조 (A Study on the Analysis of the Directional Information Sign to Destinations and Spatial Configuration in the Exhibition Spaces of Museum)

  • 임채진;박무호
    • 한국실내디자인학회논문집
    • /
    • 제15권6호
    • /
    • pp.205-212
    • /
    • 2006
  • The premise of this study is that an ultimate objective in planning an exhibition space is spectators' experiences shaped by a result of their first-hand experiences and responses within an exhibition space, and this result can be recognized in the spectators' movement. Thus, the sign system that can directly affects viewers' main line of flow and movement patterns was examined vis--vis a mutually complementary relation in a triangular composition with the structure of exhibition space and the exhibition contents. Based on the findings, predictive values before and after a complementary application of the sign system to the structure of exhibition space was analyzed and its validity was assessed. The results of this research analysis were drawn as follows. It was shown that an understanding of the locations of direction signs and the degree of recognition can function as an important factor to predict viewers' movement, along with an understanding of topological characteristics of an exhibition space. In terms of the connection and disconnection of space units that form the space structure, it suggests that the distribution of signs and the degree of recognition can adjust the degree of connection and disconnection. Even though exhibition spaces for research subjects were selected from a relatively large number of museums, but the research was limited with a focus on the structure of exhibition space and sign systems. Thus, it is proposed that future studies should be conducted by including varieties of exhibition and environmental factors.

과학계 박물관의 전시공간구성과 관람객 움직임의 특성(I) (A Study on the Spatial Configuration and Characteristics of Visitors' Movement in Science Museum(I))

  • 임채진;추성원;박무호
    • 한국실내디자인학회논문집
    • /
    • 제20권3호
    • /
    • pp.206-214
    • /
    • 2011
  • The premise of this study is that an ultimate objective in planning an exhibition space is visitors' experiences created by a result of their first-hand experiences and responses within an exhibition space, and this result can be recognized in the visitors' movement. Thus, the exhibition layout that can directly affects viewers' main line of flow and movement patterns was examined vis--vis a mutually complementary relation in a triangular composition with the structure of exhibition space and the exhibition contents. This study, with the subjects of standing exhibit halls of Gwacheon National Science Museum, Daejeon National Science Museum, and Tokyo National Museum of Emerging Science and Innovation, analyzed 'the correlation between the configuration of the exhibition area and the visitors' movement. The targeted subjects were analyzed from the perspectives of type of architectural space and organization of the exhibition method, and the purpose of this study was to find a spatial evidence to predict the spectator movement formed within the exhibition halls of science museums. The main indicators used are: Based on the investigation/analysis as described above, the following conclusion could be drawn. Diversity of exhibition environment and spectator movement: besides the two big categories of the types of architectural space and types of exhibition method, the construction of vertical circulation and size and shape of the exhibition space, distribution characteristics of exhibition medium, organization of symbolic space and such other diverse organizations and combinations of exhibition environment are implied to have the capability to alter the scope and degree of predicting spectator movement. As an example, the types of architectural space comprising the wide-area viewing circulation was found to be able to change the system of planar circulation according to the composition of vertical circulation. Along with this, it was implied that the format of architectural space influences the form of the exhibition space, and may also act as a factor directly influencing the diversity and arrangement of the exhibition methods. That is, the spatial elements comprising the exhibition environment acts inter-complexly, and exhibits characteristics of limiting or controlling spectator movement.

모바일 증강현실 구현을 위한 사용자의 위치/자세 추정 (Estimation of the User's Location/Posture for Mobile Augmented Reality)

  • 김주영;이수용
    • 제어로봇시스템학회논문지
    • /
    • 제18권11호
    • /
    • pp.1011-1017
    • /
    • 2012
  • Augmented Reality is being widely used not only for Smartphone users but also in industries such as maintenance, construction area. With smartphone, due to the low localization accuracy and the requirement of special infrastructure, current LBS (Localization Based Service) is limited to show P.O.I. (Point of Interest) nearby. Improvement of IMU (Inertial Measurement Unit) based deadreckoning is presented in this paper. Additional sensors such as the magnetic compass and magnetic flux sensors are used as well as the accelerometer and the gyro for getting more movement information. Based on the pedestrian movement, appropriate sensor information is selected and the complementary filter is used in order to enhance the accuracy of the localization. Additional sensors are used to measure the movements of the upper body and the head and to provide the user's line of sight.

An Analysis of 2D Positional Accuracy of Human Bodies Detection Using the Movement of Mono-UWB Radar

  • Kiasari, Mohammad Ahangar;Na, Seung You;Kim, Jin Young
    • 센서학회지
    • /
    • 제23권3호
    • /
    • pp.149-157
    • /
    • 2014
  • This paper considers the ability of counting and positioning multi-targets by using a mobile UWB radar device. After a background subtraction process, distinguishing between clutters and human body signals, the position of targets will be computed using weighted Gaussian mixture methods. While computer vision offers many advantages, it has limited performance in poor visibility conditions (e.g., at night, haze, fog or smoke). UWB radar can provide a complementary technology for detecting and tracking humans, particularly in poor visibility or through-wall conditions. As we know, for 2D measurement, one method is the use of at least two receiver antennas. Another method is the use of one mobile radar receiver. This paper tried to investigate the position detection of the stationary human body using the movement of one UWB radar module.