• 제목/요약/키워드: human eyes

검색결과 403건 처리시간 0.025초

다양한 조명하에서 실시간 눈 검출 및 추적 (Real-Time Eye Detection and Tracking Under Various Light Conditions)

  • 박호식;배철수
    • 한국정보통신학회논문지
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    • 제8권2호
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    • pp.456-463
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    • 2004
  • 본 논문에서는 다양한 조명하에서 실시간으로 눈을 검출하고 추적하는 새로운 방법을 제안하고자 한다. 기존의 능동적 적외선을 이용한 눈 검출 및 추적 방법은 외부의 조명에 매우 민감하게 반응하는 문제점을 가지고 있으므로, 본 논문에서는 적외선 조명을 이용한 밝은 동공 효과와 전형적인 외형을 기반으로 한 사물 인식 기술을 결합하여 외부 조명의 간섭으로 밝은 동공 효과가 나타나지 않는 경우에도 견실하게 눈을 검출하고 추적 할 수 있는 방법을 제안한다. 눈 검출과 추적을 위해 SVM과 평균 이동 추적방법을 사용하였고, 적외선 조명과 카메라를 포함한 영상 획득 장치를 구성하여 제안된 방법이 효율적으로 다양한 조명하에서 눈 검출과 추적을 할 수 있음을 보여 주었다.

The Effect of Thoracic Joint Mobilization on the Changes of the Thoracic Kyphosis Angle and Static and Dynamic Balance

  • Jeong, Hae-Jin;Kim, Byeong-Jo
    • 대한의생명과학회지
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    • 제25권2호
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    • pp.149-158
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    • 2019
  • The objective of this study was to evaluate the effects of thoracic mobilization (TM) on the angle of thoracic kyphosis, and static and dynamic balances by application period. The subjects of this study were 18 adult males and females (${\geq}20years\; old$) who had the angle of thoracic kyphosis equal to or higher than $40^{\circ}$. A pre-test was conducted for all subjects and TM was carried out. Data were collected before the intervention, 3 weeks after the intervention, and 6 weeks after the intervention. It was measured three times per measurement and mean values were used for the analysis. The results of this study showed that the angle of thoracic kyphosis significantly (P<.05) decreased after applying TM. However, the migration area ($mm^2$) of the center of pressure (COP) in the static balance did not vary significantly. In the case of the dynamic balance, when eyes were open, the migration area ($mm^2$) of the COP significantly (P<.05) decreased after 3 weeks. When eyes were open, the migration area ($mm^2$) of the COP significantly (P<.05) decreased after 3 weeks and 6 weeks. Therefore, an intervention for improving the human body alignment and balance should be applied for a long-term, rather than a short-term, in order to be effective.

한국 한의서를 중심으로 살펴본 '비훈(鼻熏)요법'의 활용에 대한 연구 (A Study on the Use of Bihoon (鼻熏) Therapy, which focuses on Korean traditional medicine)

  • 김동율;이지영
    • 한국의사학회지
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    • 제36권2호
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    • pp.99-113
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    • 2023
  • This paper is a study to find the philological basis of Bihoon (鼻熏) therapy. There is no separate philological study of Bihoon therapy to date, and for this reason, there is no clear definition or specific treatment manual. In this study, a related database was created and analyzed by examining literature data related to Bihoon therapy, focusing on Korean traditional medical books. There were about 1,000 data points related to Bihoon therapy in 45 kinds of medical books. They were largely classified into 1. Acute diseases such as insensitivity, 2. Diseases that occur in the upper human body such as nose, head, eyes, and throat, 3. Women's diseases related to childbirth, 4. Treatment of skin diseases and prevention of infectious diseases. In the case of insensitivity treatment, the focus was on awakening the patient's mind, and the treatment of diseases such as the nose, head, eyes, etc. was focused on resolving each symptom. Symptoms related to childbirth were mainly treated for uterine escapism or fainting after childbirth, while skin diseases were mainly treated for diseases that did not heal well, such as amniotic fluid. If a multifaceted approach to non-discipline therapy is added in the future, it is expected that clinical utilization will also be increased.

결혼이주여성이 지각하는 고부갈등과 대처 경험에 관한 연구 (A Study of Immigrant Wives' Perceived Conflicts with their Mother-in-laws and Coping Experiences)

  • 홍달아기;이선우;황은경
    • 한국생활과학회지
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    • 제23권5호
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    • pp.789-805
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    • 2014
  • This study is performed to verify immigrant wives' perceived conflicts with mother-in-laws and coping experiences. In order to understand in-depth conflicts between female immigrants and their mother-in-laws, we selected 8 foreign daughter-in-laws who have stayed over 5 years in Korea. We applied van Manen's phenomenological methods. After the data analysis, 7 fundamental themes were derived and these are as follows: First, mother-in-laws as a prison guard, second, living a conscious life of other's eyes, third, annoying words from mother-in-laws, fourth, treat married female immigrants as invisible woman not as family members, fifth, saying we are one finger which can overcome pains from biting, sixth, mother-in-laws can't let her son go, seventh, not distributing love. In addition, coping behaviors were as follows: they just deal with living a conscious life of other's eyes, making a feeble complaints, accepting it with understanding, resisting the situation, evading and enduring the circumstances. Husband was most reliable supporter and secured hiding place. Her friends were her spirit supporters.

이종 입체 영상 카메라의 광학 특성 일치화 (Optical Properties Correction of a Heterogeneous Stereoscopic Camera)

  • 정은경;백승해;박순용;장호욱
    • 전자공학회논문지
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    • 제49권11호
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    • pp.74-85
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    • 2012
  • 본 논문에서는 이종 입체 카메라 시스템의 광학적 특성을 일치화하여 동일한 품질의 입체영상을 생성하는 기술을 제안한다. 이종 입체 카메라의 광학적 특성에는 크게 줌, 심도, 초점이 있으며 이들의 차이는 결과적으로 입체영상의 품질에 영향을 주어 사람의 시각 피로를 발생시키는 요인이 된다. 본 논문에서 제안하는 광학 특성 일치화 기술은 이종 카메라의 줌 영상을 일치한 후 동일 피사체에 대해 초점을 맞추고 심도를 일치화하는 과정으로 이루어진다. 이를 위하여 이종 입체 카메라의 줌 영상의 비교 알고리즘을 통하여 줌 렌즈에 대한 룩업테이블(LUT)을 작성하였다. 그리고 입체 영상의 에지(edge)에서 초점 정보를 추출하여 심도를 일치화하였다. 광학적 특성 일치화 실험을 위하여 직교방식의 리그를 제작하고 서로 다른 사양의 HD급 카메라를 이용하여 입체 카메라 장치를 구성하였다. 줌 일치화 및 심도 일치화에 대한 실험 결과로 시각 피로를 줄일 수 있는 입체 영상 생성이 가능함을 보였다.

미학으로 본 망진과 동서양의 관상학 (The Inspection and Physiognomy on the Viewpoint in Aesthetic)

  • 사공희찬;황치혁;김병수;김경신
    • 혜화의학회지
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    • 제21권2호
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    • pp.49-61
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    • 2013
  • The humans has tried to investigate the fundamental relationship of all phenomena through the eyes. In oriental medicine, inspection is a one way of diagnosing by observing outer shape of patients. Physiognomy is the study which infers characteristics, constitutions, predestinations of one man from his appearance. In other words, the study is about how inner spirit is expressed in the appearance and how we could understand the inner side from appearance. According to it, shapes, proportions and balances of human appearance also reflect the unrecognized characteristics of human. Esthetical beauty is product of seeing, it is considered with judgment of human just like beauty or ugliness, right or wrong, good and bad. In the east, they consider that the beauty is balance of nature, and that balance and harmony is important at human's face. For such a reason, the highest beauty has ideal as agreement ethical and aesthetic level through the harmony of ethical and physical beauty. And Physiognomy and inspection are the same as it.

인간의 행동 인식을 위한 얼굴 방향과 손 동작 해석 (Analysis of Face Direction and Hand Gestures for Recognition of Human Motion)

  • 김성은;조강현;전희성;최원호;박경섭
    • 제어로봇시스템학회논문지
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    • 제7권4호
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    • pp.309-318
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    • 2001
  • In this paper, we describe methods that analyze a human gesture. A human interface(HI) system for analyzing gesture extracts the head and hand regions after taking image sequence of and operators continuous behavior using CCD cameras. As gestures are accomplished with operators head and hands motion, we extract the head and hand regions to analyze gestures and calculate geometrical information of extracted skin regions. The analysis of head motion is possible by obtaining the face direction. We assume that head is ellipsoid with 3D coordinates to locate the face features likes eyes, nose and mouth on its surface. If was know the center of feature points, the angle of the center in the ellipsoid is the direction of the face. The hand region obtained from preprocessing is able to include hands as well as arms. For extracting only the hand region from preprocessing, we should find the wrist line to divide the hand and arm regions. After distinguishing the hand region by the wrist line, we model the hand region as an ellipse for the analysis of hand data. Also, the finger part is represented as a long and narrow shape. We extract hand information such as size, position, and shape.

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도가(道家)의 기혈(氣穴)과 한의학(韓醫學)의 명문사상(命門思想) (A Gi-point in Taoists and the conception of Life Gate in Korean medicine)

  • 전학수;노영균
    • 대한한의정보학회지
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    • 제14권2호
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    • pp.47-57
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    • 2008
  • This paper aims at the comparative study of practicing Buddhism and Taoism related to "life gate". The term "life gate", as a physiological entity of disputed morphological identity, first appears in The Inner Canon where it refers to the eyes. Reference to a "life gate" as an internal organ body first appears in The Classic of Difficult Issues which states, "The two kidneys are not both kidneys' The left one is the kidney, and the right is the life gate." Successive scholars refers to life gate as a gi point of Taoists.. The question of the life gate invited little discussion until the Myeong and Cheong Dynasty, when various different theories were put forward. Especially Jin Sa-taek says "life gate" is the governor of the twelve place in the human body, throwing light on the meaning of it. Not that life gate denotes a local point, it does a system of life gate. Generally speaking, life gate designates cinnabar field. I think that the human body produces essence by way of life gate. That is, the human body is unified by the system of life gate. Life gate is not only the source of infusing the engine of the human body with vital energy but also as well as gi-point.

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인간 시각 장치의 특성을 이용한 의학 영상 압축에 관한 연구 (The Study on the Medical Image Compression using the Characteristics of Human Visual System)

  • 지영준;박광석
    • 대한의용생체공학회:학술대회논문집
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    • 대한의용생체공학회 1993년도 춘계학술대회
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    • pp.38-41
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    • 1993
  • For efficient transmission and storage of digital images, the requirements of image compression is incresing. Because the medical images contain diagnostic information small distortion has been more important factor than the low rate in such images. Generally the distortion in image is the difference of pixel values. However the image is percieved by human visual systems. So it is reasonable that human visual system characteristics be used as criteria of the image compression. In this paper, the Just Noticeable Difference curve is used as criteria of determining the homogeniety of a block and acceptibility of distortions. And Block Truncation Coding using spatial masking effect of eyes is adopted to code the blocks which contain line components. And small blocks which varies slowly can be approximated to polynomial functions successfully. We proposed the hybrid block coding scheme based on the block characteristics and human visual system characteristics. Simulation to several kinds of the medical images using this method showed that medical images can be compressed 5:1 - 10:1 without noticeable distortion.

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20세기 초 미의식의 변화에 따른 국내여성들의 화장법 (The Evolution of Makeup Methods of Korean Women in Response to Changing Standards of Beauty in the Early 20th Century)

  • 이순재
    • 한국의류학회지
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    • 제34권8호
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    • pp.1364-1377
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    • 2010
  • Although the human body is a biological subject with definite and distinctive physical features, its actualization and perception differs among societies. The aesthetics of the human body are based on diverse cultural perceptions that must be considered prior to design development. This study establishes the foundations of newly adopted concepts of beauty that are presumed to have been established in the first half of the twentieth century that continue to affect our mindset even now. The research includes human figures in the articles of women's magazines and cosmetic advertisements in the early $20^{th}$ century. The results are as follows: First, the change of perception in the human body: Instead of being a subject of preservation, the body has become a subject of sculpture with emphasis on health in the 1920's and on beauty in the 1930's. The recognition of the importance of the body has created intensive attention on physical training and an increased sense of hygiene. The body exposed to the public perceives itself through the eyes of others that alter one's own perception of oneself as well as become a target of evaluation. There is an additional emphasis on the exotic eroticism of a passive subordinate. Western culture became the standard for modernization along with the dissociation of traditional standards and values. Through the effect of education and western thinking, the awareness of women's rights and self-appreciation was developed. Second, ideal beauty can be summarized as follows: Unprocessed natural beauty was extolled as ideal in the 1920's, but the 1930's, it highlighted big eyes and an aquiline nose that are the characteristics of western women. Taking care of one's appearance was recognized as an important value for every social class. Cosmetics and skin care treatments promised soft and white skin. In contrast to western cosmetics, dark and shiny hair was highly favored. Exercising and traveling, differing seasonal and regional skin treatments were also widely accepted. In its initial stages, the research had originally assumed that the beginning of the twentieth century would be a time in which traditional concepts of beauty and new, westernized aesthetics coexisted. However, as the research progressed, it was clear that the idea of beauty had already adopted occidental ideals by that time. Thus, it seems necessary to continue the study on the shifting paradigms of beauty that must have occurred in the nineteenth and late twentieth century.